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Pain Management Secrets E-Book

Pain Management Secrets E-Book

Charles E. Argoff | Andrew Dubin | Julie Pilitsis

(2017)

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Book Details

Abstract

For more than 30 years, the highly regarded Secrets Series® has provided students and practitioners in all areas of health care with concise, focused, and engaging resources for quick reference and exam review. Pain Management Secrets, 4th Edition, features the Secrets’ popular question-and-answer format that also includes lists, tables, and an easy-to-read style – making reference and review quick, easy, and enjoyable.

  • The proven Secrets Series® format gives you the most return for your time – concise, easy to read, engaging, and highly effective.
  • Covers the full range of essential topics in pain management for in-training or practicing professionals.
  • Top 100 Secrets and Key Points boxes provide a fast overview of the secrets you must know for success in practice and on exams.
  • Fully updated throughout, with new chapters on the latest areas in pain medicine, clear illustrations and figures, and a list of current websites that expedite study and review.
  • Written and fully updated by internationally known pain medicine experts, including new editors Drs. Andrew Dubin and Julie Pilitsis.

Table of Contents

Section Title Page Action Price
Front Cover cover
Inside Front Cover ifc1
Pain Management Secrets i
Copyright Page iv
Table Of Contents v
Preface ix
Contributors x
Acknowledgments xiii
Dedication xv
Top Secrets xvi
I. Overview 1
1 General Pain Definitions 1
1. What is pain? 1
2. What is suffering? 1
3. What is the difference between impairment and disability? 1
4. What is meant by “inferred pathophysiology”? 1
5. What is the definition of nociception? 1
6. What is a nociceptor? 2
7. What is the difference between pain threshold and pain tolerance? 2
8. What is allodynia? 2
9. What is analgesia? 2
10. What is the difference between analgesia and anesthesia? 2
11. What is meant by paresthesia? 2
12. What is a dysesthesia? 2
13. What is hypoesthesia? 2
14. What is formication? 2
15. What is anesthesia dolorosa? 2
16. What is meant by neuralgia? 3
17. What is hyperpathia? 3
18. What are algogenic substances? 3
19. What is meant by sensitization? 3
20. What is a “lancinating” pain? What does its presence imply? 3
21. Define deafferentation. 3
22. Describe the gate control theory of pain. 3
23. What is meant by “breakthrough” pain? 3
24. True or false: Central pain arises only when the original insult was central. 4
25. What is meant by referred pain? 4
26. What is phantom pain? 4
27. What is meralgia paresthetica? 4
28. What is the difference between primary and secondary pain syndromes? 4
29. What is palliative care? 4
30. What is meant by the term addiction? 4
31. What is the definition of physical dependence? 5
32. What is the definition of drug tolerance? 5
33. What is the definition of pseudoaddiction? 5
Bibliography 5
2 Classification of Pain 6
1. List the bases for the most widely used classifications of pain. 6
2. What is the neurophysiologic classification of pain? 6
3. What is nociceptive pain? 6
4. How do patients describe pain of somatic nociceptive origin? 6
5. How do patients describe pain of visceral nociceptive origin? 6
6. How do patients describe pain of neuropathic origin? 6
7. Clinically, how do you distinguish between paresthesia and dysesthesia? 7
8. What are examples of deafferentation pain? 7
9. What is the difference between complex regional pain syndromes I and II? 7
10. Describe “phantom limb” phenomena. 7
11. How is the Multidimensional Pain Inventory used to classify chronic pain patients? 7
12. What is meant by psychogenic pain? 7
13. What is the World Health Organization ladder? 7
14. What is myofascial pain syndrome? 8
15. What is the advantage of classifying pain? 8
16. Describe the temporal classification of pain. What is its shortcoming? 8
17. How is acute pain defined? 8
18. How is chronic pain defined? 8
19. How is chronic pain classified in patients with cancer? 8
20. What is meant by an etiologic classification? 8
21. What is the basis of the regional classification of pain? 8
Bibliography 9
3 Basic Mechanisms 10
1. What are nociceptors? 10
2. What properties characterize A delta and C fibers? 10
3. Distinguish between first and second pain. 10
4. What are some of the molecules that are unique to the nociceptor? 10
5. What is NaV1.7? 10
6. What are TRP channels? 11
7. How are nociceptors altered by tissue injury? 11
8. Where do nociceptive fibers enter the spinal cord? 11
9. Where is the first synapse in the spinal cord? 11
10. What is meant by a second-order neuron? 12
11. What is a wide dynamic range neuron? 12
12. Describe the major ascending pathways that transmit nociceptive information. 12
13. What are the major neurotransmitters involved in nociception? 12
14. What are the major neurotransmitters involved in antinociceptive functions? 12
15. What are the clinical and investigational roles of capsaicin? 13
16. What is the laminar organization of the dorsal horn of the spinal cord? 13
17. What is substance P-saporin, and how might it be used to treat chronic pain? 13
18. How is the spinal cord influenced by peripheral nerve injury? 13
19. Provide a plausible explanation for the phenomenon of referred pain. 14
20. What is neurogenic inflammation? 14
21. How are substance P and calcitonin gene-related peptide implicated in the phenomenon of neurogenic inflammation? 14
22. Differentiate primary and secondary hyperalgesia 14
23. What is the contribution of the NMDA receptor to the production of pain? 15
24. Describe the regions of the thalamus that have been implicated in the processing of nociceptive information. 15
25. Is there a cortical representation of pain? 15
26. What do we know about the cortical mechanism underlying the sensory and emotional components of the pain experience? 15
27. What information do we have on the mechanism of placebo analgesia? 16
Bibliography 16
II. Clinical Assessment 17
4 History Taking in the Patient With Pain 17
1. What are the key elements in taking the clinical history of a patient with a complaint of pain? 17
2. If pain is a purely subjective phenomenon, how can its intensity be measured? 17
3. How should pain intensity be recorded? 18
4. Can pain intensity be measured in children, the older person, and the cognitively impaired? 18
5. What information can be gathered from the character of the pain? 18
6. Why are the temporal characteristics of pain important? 18
7. Why is the temporal course of the pain important? 18
8. What is the best way to elicit the time course of a pain syndrome if the patient is having difficulty being specific? 18
9. What is the importance of ascertaining exacerbating and relieving factors? 18
10. A patient complains of back and leg pain but has trouble describing the exact distribution. What can you do to clarify the matter? 19
11. A patient has a rather nondescript headache that is getting worse over days to weeks. What should you consider? 19
12. An 80-year-old woman complains of severe pain in the chest wall after having a rash in that area. You made the diagnosis of postherpetic neuralgia and plan to use a tricyclic antidepressant. What questions should you ask in the history? 19
13. What specific questions should be asked about the medical history in patients with complaint of pain? 19
14. How does the family history affect a patient with pain? 19
15. Is history of disability benefits of any importance? 20
16. Are there any helpful clues in the history taking of a patient with ischial bursitis—“weaver’s bottom”—that help to support the diagnosis? 20
17. What are some elements that could help to determine residual function? 20
Acknowledgment 20
Bibliography 21
Suggested Readings 21
5 Physical Examination of the Patient With Pain 22
1. Why does a physician, nurse practitioner, physician assistant, or other person directly evaluating and caring for patients need to do physical examination when evaluating a patient who presents with pain? 22
2. What is the medial hamstring reflex, and what are its implications? 22
3. What are the elements of testing lateral neck range of motion, and what is the significance of limited neck range of motion? 22
4. What is a Spurling test, and what are the implications of a positive test? 22
5. Under what circumstances is the chest expansion test used? 22
6. What is the straight leg raising test, and what are its implications? 23
7. What is a sitting root test? 23
8. What is the FABER test, and how is it different from the Patrick maneuver? 23
9. What is the tipped can test, and what are its implications? 23
10. How is the iliopsoas muscle evaluated? 23
11. What is the scarf test, and what are its implications? 23
12. How is the piriformis syndrome evaluated? 24
13. What is involved in the evaluation of chronic leg pain in the athlete? 24
14. What are the examination differences between tender and trigger points when examining musculoskeletal system? 24
15. What are the components of the abdominal examination, and what are their implications? 24
16. How is the sensory examination conducted to demonstrate the presence or absence of painful neuropathy (i.e., of neuropathic pain)? 24
17. How can you differentiate between an L4 and an L5 radiculopathy on physical exam? 25
18. What is the most sensitive muscle on manual muscle testing to assess for an S1 radiculopathy? 25
Bibliography 25
6 Specific Pain Measurement Tools 26
1. Which major aspects or dimensions of pain and suffering must be considered when assessing pain? 26
2. Describe the analog, numerical, and category scales. Which is most suitable for use with patients? 26
3. What does a score obtained from the overall pain rating mean? 26
4. What is the difference between a rating scale and a questionnaire? 26
5. What is the Brief Pain Inventory? 26
6. How is pain assessed in patients who cannot communicate verbally, such as infants and cognitively impaired or aphasic adults? 26
7. What is the effect on the physician-patient relationship when giving the patient a psychologic status questionnaire? 27
8. Are there assessment tools that would assist in measurement of different components of neuropathic pain? 27
9. What are the two essential characteristics of a rating scale or questionnaire? 27
10. What is a reliable measure? Name three types of reliability tests. 27
11. What is meant by the validity of a questionnaire? 27
12. What have brain imaging studies revealed about the dimensions of pain? 27
Bibliography 28
7 Behavioral Assessment of Patients With Chronic Pain 29
1. Why are psychological factors important in the evaluation of a patient experiencing pain? 29
2. What is the prevalence of psychological comorbidities in patients with chronic pain? 29
3. What are the recommendations for psychological assessment of patients with chronic pain? 29
4. What are the barriers to psychological assessment? 29
5. What are the components of a proper behavior assessment? 29
6. What are the elements of a proper clinical interview? 30
7. What is a somatoform disorder? 30
8. What is a factitious disorder? 30
9. What is a personality disorder? 30
10. What is secondary gain? 30
11. Why perform psychometric assessment? 30
12. Why it is important to evaluate the validity of the patient’s psychological evaluation? 30
13. What is the Minnesota Multiphasic Personality Inventory? 31
14. What MMPI scales are the most predictive of outcomes? 31
15. What other psychometric scales are frequently used to assess pain? 31
16. What tools are commonly used to track functional outcomes in patients with pain? 31
17. Do childhood psychological factors influence surgical outcome? 31
18. What items should be explored in relation to a person’s employment? 31
19. How does chronic pain affect a person’s social interactions? 32
20. What types of gender-specific pain responses are there? 32
21. What psychosocial factors may be predictive of worse outcome from treatment for pain? 32
22. Why perform presurgical psychological assessment? 32
23. Can clinicians best identify those patients with psychological comorbidities? 32
24. What types of psychological risk factors influence surgical outcome? 32
25. What is the effect of psychological factors on surgical outcomes? 32
26. How do psychometric scales predict outcome from surgery for pain conditions? 33
27. Do psychometric scales predict return to work after surgery for pain? 33
28. How does psychological evaluation relate to outcome from neuromodulation for pain? 33
29. What is the best way to approach referral for behavioral assessment? 33
Bibliography 34
8 Neuroimaging in the Patient With Pain 35
1. What are the main modalities used to image patients in pain and advantages and disadvantages of each? 35
2. What are T1 and T2 magnetic resonance imaging sequences? 35
3. Is “open” magnetic resonance imaging as good as regular magnetic resonance imaging? 35
4. What are contraindications to magnetic resonance imaging? 35
5. How are radiography, magnetic resonance imaging, and computed tomography complementary for the evaluation of the patient with back pain? 36
6. When is computed tomography of the spine useful versus magnetic resonance imaging? 36
7. How do I know which test to order? 36
8. What indications require contrast? 36
9. What signs help differentiate a benign and pathologic compression fracture? 36
10. What types of imaging are best for suspected cranial nerve vascular compression syndromes as a cause of pain? 37
11. In the patient with back pain, what are considered “red flags” for more rapid progression to advanced imaging techniques such as magnetic resonance imaging versus conservative therapy? 37
12. Case: A 25-year-old male presents with severe pain after a motor vehicle accident, with point tenderness over the lower thoracic region at about T10 to T12 and leg weakness. What is the most appropriate modality for initial evaluation in the emergency department? 37
13. Case: A 40-year-old female with a known history of IV drug abuse presents with fever, back pain, and urinary incontinence. What is the best modality for workup? Should contrast be used? 37
14. What is functional magnetic resonance imaging and how does it work? 37
References 38
9 Chronic Pelvic Pain 39
Common Presenting Complaints and Symptoms 39
Bibliography 42
III. Painful Clinical Syndromes 43
10 Urgent Issues in Pain 43
1. What is acute pain? 43
2. What is radiculopathy? 43
3. When does radiculopathy require urgent care? 43
4. How can pain be medically managed? 43
5. How can physical therapy be a curative treatment of radiculopathy? 43
6. How effective are epidural injections in previously irresponsive patients? 43
7. When is it appropriate to use selective diagnostic nerve root block in addition to magnetic resonance imaging and electromyography? 43
8. What is cauda equina syndrome? 43
9. What is herpes zoster or shingles? 44
10. What are the initial symptoms of herpes zoster? 44
11. How easily is herpes zoster treated? 44
12. Why does postherpetic neuralgia occur? 44
13. How are acute neuritis and postherpetic neuralgia treated? 44
14. When does care for complex regional pain syndrome become urgent? 44
15. What are status migraines? 44
16. What are the treatment options for status migraines and refractory migraines? 44
Bibliography 45
11 Migraine 46
1. Is migraine an important public health problem? 46
2. What are the phases of the migraine attack? 46
3. Describe the premonitory phase. 46
4. Describe the aura. 46
5. How do you differentiate migraine aura from other kinds of focal episodes of neurologic dysfunction? 46
6. What are the characteristics of the headache phase? 47
7. What is the resolution phase? 47
8. What feature or features are absolutely required to diagnose migraine? 47
9. Describe considerations for diagnostic testing. 48
10. What diagnostic tests are required to establish the diagnosis of migraine? 48
11. Why is migraine considered a neurologic disease? 48
12. Describe the mechanism of the aura. 48
13. What is the substrate of migraine pain? 49
14. What is the role of serotonin in migraine? 49
15. What role might serotonin receptors play in migraine? 49
16. What is the role of genetics in the pathophysiology of migraine? 49
17. List the steps in managing migraine. 49
18. How do you help patients identify their headache triggers? 50
19. What other nonpharmacologic options for migraine treatment are available? 50
20. Is migraine associated with psychiatric disease? 50
21. Differentiate acute and preventive pharmacotherapy for migraine. 51
22. What is an appropriate strategy for migraine pharmacotherapy? 51
23. How do the migraine-specific acute treatments work? 51
24. What triptans are available? 51
25. How do the available triptans compare? 51
26. How do you choose from among the acute treatment options? 51
27. What is the role of triptans in acute migraine therapy? 52
28. When should acute medications be given during the migraine attack? 52
29. What are the contraindications for the triptans? 52
30. How do you treat the nausea and vomiting of migraine? 52
31. What is the role of opiates in the treatment of migraine? 52
32. What is the role of transnasal butorphanol (Stadol)? 53
33. Who should get preventive therapy? 53
34. What are the preventive treatment choices? 53
35. How do you choose from among the preventive treatment options? 53
36. What are the principles of using preventive drugs? 53
37. What is chronic or transformed migraine? 55
38. Why is chronic migraine a formidable therapeutic challenge? 55
39. How is chronic migraine treated? 55
40. Who needs inpatient treatment, and why? 55
41. What are the emerging treatments for migraines? 55
Bibliography 56
12 Cluster Headache 57
1. What is a cluster headache? 57
2. Are cluster headaches common? Who is affected? 57
3. What are the characteristics of cluster headaches? 57
4. When do bouts occur? 57
5. What is the explanation for periodicity of cluster headache? 57
6. What is known about the pathophysiology of cluster headaches? 58
7. Are cluster headaches triggered by the same things as migraine? 58
8. Are there different types of cluster? 58
9. How are cluster headaches diagnosed? 59
10. How is cluster headache differentiated from the paroxysmal hemicranias? 59
11. How do you determine whether a headache is cluster or migraine? 59
12. How is cluster headache differentiated from hemicrania continua? 60
13. Is it possible to prevent cluster attacks? 60
14. How long should prophylactic therapy be continued? 60
15. How are acute attacks treated? 61
16. If these medications fail to break the attacks, what else can be done? 61
17. Name a few potentially dangerous syndromes that can present with symptoms similar to cluster headache. 61
Bibliography 61
13 Tension-Type Headache 63
1. Is there a medical term for the headaches of everyday life? 63
2. What is meant by “primary” and “secondary” headache? 63
3. What is the approach to diagnosing tension-type headache? 63
4. How is tension-type headache defined? 63
5. What is the frequency of tension-type headache? 63
6. Are there different types of tension-type headache? 63
7. Discuss chronic tension-type headache in relation to chronic migraine 63
8. What is the differential diagnosis of tension-type headache? 64
9. How are tension-type headache and migraine differentiated? 64
10. How are tension-type headache and sinus headache differentiated? 64
11. What is the pathophysiology of tension-type headache? 64
12. Is tension-type headache a genetic disorder? 64
13. What are the approaches to treating tension-type headache? 64
14. What are trigger factors? 65
15. True or false: Caffeine can trigger a headache. 65
16. What are the nonpharmacologic treatment options for episodic tension-type headache? 65
17. What are the acute treatment options for episodic tension-type headache? 65
18. What is rebound headache? 65
19. Why is caffeine found in so many headache remedies? 65
20. Do preventive medications have a role in the treatment of tension-type headache? 65
21. What are the preventive treatments of choice for tension-type headache? 66
22. Are the management approaches for chronic tension-type headache and episodic tension-type headache the same or different? 66
Bibliography 66
14 The Paroxysmal Hemicranias 67
1. What are the paroxysmal hemicranias? 67
2. Are there different clinical variations of the paroxysmal hemicranias? 67
3. What distinguishes the paroxysmal hemicranias from cluster headache? 67
4. Do the paroxysmal hemicranias differ pathophysiologically from cluster headache? 67
5. Does it matter whether we call these headaches clusters or paroxysmal hemicranias? 68
6. Once the diagnosis of episodic or chronic paroxysmal hemicrania is established, are any further workups necessary? 68
7. Once the diagnosis is established and neuroimaging is normal, how are these headaches treated? 68
8. True or false: Breakthrough headaches do not occur with indomethacin therapy. 68
9. If indomethacin fails to treat the headaches, what then? 68
10. What is SUNCT and SUNA syndrome? 68
11. How are SUNCT and SUNA treated? 69
Bibliography 69
IV. Uncommon Headache Syndromes 71
15 Subarachnoid Hemorrhage 71
1. How is the headache of subarachnoid hemorrhage often described? 71
2. What is a sentinel headache? 71
3. What is the most common cause of spontaneous subarachnoid hemorrhage? 71
4. What is the prevalence of saccular aneurysms? 71
5. What are possible physical examination findings in a patient with subarachnoid hemorrhage? 71
6. How is the diagnosis of subarachnoid hemorrhage made? 71
7. What are the criteria from the International Headache Society for subarachnoid hemorrhage? 71
8. What is the pathophysiologic cause of a headache from subarachnoid hemorrhage? 72
9. What are potential causes for a delayed headache in a patient with subarachnoid hemorrhage? 73
10. How should the headache from subarachnoid hemorrhage be treated? 73
Bibliography 73
16 Pain Associated with Brain Tumor 74
1. What is the classic description of brain tumor headache? 74
2. What was the theoretical basis for the pathophysiology of classic brain tumor headache? 74
3. How commonly do patients with brain tumors have the “classic history” of a brain tumor headache? 74
4. How often do brain tumor headaches determine the localization and laterality of brain tumors? 74
5. If brain tumor headaches are most commonly tension like, how do you differentiate between a benign tension-type headache and a brain tumor headache? 74
6. What “red flags” should prompt evaluation for a brain tumor? 75
7. Name and describe circumstances under which extracerebral cancer can cause headache and/or facial pain. 75
8. Is the pathology of the brain tumor important in determining the clinical presentation? 75
9. What is Parinaud syndrome? 75
10. What is a “ball-valve” headache? 76
11. How commonly is headache the presenting complaint in patients with metastatic brain tumors? 76
12. In what clinical scenarios does a brain tumor headache require urgent treatment? 76
13. Which systemic tumors commonly metastasize to the brain and why do they cause headache? 76
14. Under what circumstances is a brain tumor likely to produce severe headaches with little or no neurologic focality? 76
15. Do primary brain tumors cause headaches? 77
16. What is the preferred treatment for brain tumor headaches? 77
17. What percentage of brain tumor patients experience headaches? 77
18. What is pituitary apoplexy, and how do affected patients commonly present? 77
19. A 60-year-old woman complains of progressive, unilateral headache and facial pain. On examination, she shows nystagmus, hearing loss, facial weakness, and ataxia. What is the likely diagnosis? 77
20. A middle-aged man has progressive headaches and is found to have a frontal glioma. His headaches become worse, and he develops diplopia that is most pronounced on distant gaze and not present on near gaze. What is a likely explanation? 77
21. A 60-year-old man with glioblastoma has undergone a full course of radiation therapy with some improvement. Six months later, he complains of increasing headache and increasing neurologic deficits referable to the area of the original tumor. What is the differential diagnosis? How would you differentiate between the two main possibilities? 78
Acknowledgment 78
Bibliography 78
17 Headache Related to Increased or Decreased Intracranial Pressure 79
1. What is the normal range for intracranial pressure and how is it measured? 79
2. Describe the Monro-Kellie doctrine. 79
3. Under what circumstances is the pressure measured by lumbar puncture not a true reflection of intracranial pressure? 79
4. How is cerebrospinal fluid formed and reabsorbed? 79
5. Why does increased or decreased intracranial pressure cause headaches? 79
6. What clinical characteristics suggest headache is due to elevated intracranial pressure? 80
7. What neurologic signs can be seen with diffuse increases in intracranial pressure? 80
8. Describe the risks of performing lumbar puncture in patients with increased intracranial pressure. 80
9. Name the elements that define “Cushing’s triad.” 81
10. What is idiopathic intracranial hypertension? 81
11. What are the diagnostic criteria for idiopathic intracranial hypertension? 81
12. Describe the proper workup of a patient with suspected idiopathic intracranial hypertension. 81
13. What are the main complications of untreated idiopathic intracranial hypertension? 81
14. Describe the treatments for idiopathic intracranial hypertension. 81
15. What are some mimics of idiopathic intracranial hypertension? 81
16. How do brain tumors cause increased intracranial pressure? 81
17. What are low-pressure headaches, and what are the clinical characteristics? 82
18. Name some common causes of intracranial hypotension. 82
19. How can low-pressure headache be diagnosed? 82
20. Describe the treatment options for low-pressure headaches. 82
Acknowledgments 82
Bibliography 83
18 Headache and Pain Syndromes Associated With Emergent and Chronic Systemic Disease 84
1. How often are headaches a manifestation of systemic disease? 84
2. What do patients believe is the most common systemic cause for episodic headaches? 84
3. What is the most common systemic cause of headache? 84
4. Describe the headache characteristics associated with Lyme disease. 84
5. What exogenous substances can precipitate pain or headache? 85
6. What is the typical presentation for colloid cyst headache? 85
7. Describe the painful neuropathy associated with diabetes. 85
8. In what degenerative diseases of the nervous system is headache or pain a common complaint? 85
9. Which central nervous system vasculitides present with headache early in the course of the disease? 86
10. Describe the pain patterns that are seen in systemic lupus erythematosus. 86
11. How frequently is headache/pain associated with ischemic cerebrovascular disease? 86
Bibliography 86
19 Trigeminal Neuralgia 87
1. What is trigeminal neuralgia? 87
2. What are common causes of trigeminal neuralgia? 87
3. How is trigeminal neuralgia diagnosed? 87
4. How is trigeminal neuralgia treated? 87
5. How effective are medications as treatments for trigeminal neuralgia? 87
6. What is microvascular decompression and when is it an appropriate treatment? 88
7. What are additional procedures to treat trigeminal neuralgia? 88
8. What is different about trigeminal neuralgia in multiple sclerosis? 88
Bibliography 88
20 Glossopharyngeal and Other Facial Neuralgias 89
1. What is glossopharyngeal neuralgia? 89
2. How does glossopharyngeal neuralgia present? 89
3. How common is glossopharyngeal neuralgia? 89
4. What is the etiology of glossopharyngeal neuralgia? 89
5. How is glossopharyngeal neuralgia diagnosed? 89
6. What is the pharmacologic treatment for glossopharyngeal neuralgia? 89
7. What are the surgical options for treatment of glossopharyngeal neuralgia? 89
8. Describe the presentation and treatment of geniculate neuralgia. 89
9. What is Ramsay-Hunt syndrome? 90
10. What is the most common presentation of acute herpes zoster of the face? 90
11. Describe the presentation and treatment of occipital neuralgia. 90
12. What is Tolosa-Hunt syndrome? 90
13. What is superior laryngeal neuralgia? 90
14. Define sphenopalatine neuralgia. 90
Acknowledgments 90
Bibliography 91
21 Acute and Chronic Low Back Pain 92
Acute Pain 92
What is a lumbar strain? 92
Tell me about lumbar radiculopathy? 92
What is spondylolysis? How must one evaluate and treat this injury? 93
What are common sources of spinal infection? 93
Tell me about epidural abscesses? 94
Please explain what a vertebral compression fracture is? 94
Chronic Pain 94
What is facet arthritis? 94
What is lumbar stenosis? How does is present? 95
What is sacroiliac joint dysfunction? 95
How does diabetic amyotrophy present? 95
Bibliography 96
22 Acute and Chronic Neck and Arm Pain 97
What are certain features of the cervical spine? Tell about common injuries affecting the cervical spine? 97
What are common presentations of cervical radiculopathy? 98
Please go over some changes that may be seen on physical examination 98
Please go over common imaging and testing modalities for neck pain 98
Please go over common treatment options for neck pain 99
Bibliography 99
23 Abdominal Pain 101
1. What are the three afferent relays that mediate perception of abdominal pain? 101
2. How does the perceived pain differ between the three pain pathways? 101
3. Can abdominal pain be caused by extra abdominal disorders? 101
4. List some of the well-recognized thoracic disorders that can present as abdominal pain. 101
5. What are some diagnostic considerations in women with abdominal pain? 101
6. Can the location of abdominal pain be useful in determining the etiology of the pain? 101
7. List common gastrointestinal causes of pain in the right upper quadrant: 102
8. What are common causes of left upper quadrant pain, and which abdominal organs are often involved? 102
9. What are common causes of lower abdominal pain? What organ systems are commonly involved? 102
10. What historical attributes must always be asked about when obtaining the history from a patient with abdominal pain? 102
11. What is dyspepsia, and how is it classified? 103
12. What is the most common organic cause of dyspepsia? 103
13. What “alarm features” should be elicited in patients with dyspepsia? 103
14. What tests may be used to diagnose common causes of dyspepsia? 103
15. How is dyspepsia treated? 103
16. Name three complications of untreated peptic ulcer disease. 104
17. What complications can arise from chronic Helicobacter pylori infection? 104
18. What is acute pancreatitis? How is acute pancreatitis diagnosed? 104
19. What are the two most common causes of acute pancreatitis? Name some additional causes of pancreatitis. 104
20. Name two physical exam findings that are characteristic of severe acute pancreatitis. 104
21. What is chronic pancreatitis? How is chronic pancreatitis diagnosed? 104
22. Name three differences between acute and chronic pancreatitis. 105
23. How do patients with biliary pain typically describe their symptoms? 105
24. Why is the commonly used term biliary colic a misnomer? 105
25. What are the differences between cholelithiasis, cholecystitis, choledocholithiasis, and cholangitis? How are patients with these disorders managed? 105
26. What is Charcot’s triad? Reynolds’ pentad? 105
27. How is pain originating from the small bowel usually characterized? What are common causes of small bowel pain? 105
28. What are the most common causes of small bowel obstruction? What mnemonic can be used to remember them? 106
29. What term describes the group of gastrointestinal disorders related to inadequate blood flow? 106
30. What is the difference in presentation between acute and chronic mesenteric ischemia? How is this difference explained by the underlying pathophysiology? 106
31. When is treatment indicated for chronic mesenteric ischemia? Why is treatment important? 106
32. What causes liver-related abdominal pain? Do patients with chronic liver disease typically have liver-related abdominal pain? 106
33. What are the two subtypes of inflammatory bowel disease, and how does pain typically present in inflammatory bowel disease patients? 107
34. What is irritable bowel syndrome, and how is it subcategorized? 107
35. What criteria are used to diagnose irritable bowel syndrome? 107
36. What treatment options are available for patients with irritable bowel syndrome? 107
37. How can abdominal pain caused by disorders of the abdominal wall be distinguished from pain of intraabdominal origin? 107
38. Patients who are immunocompromised by virtue of disease or immunosuppressive therapy may present with abdominal pain. What are some diagnostic considerations? 107
39. What are some of the caveats about atypical presentations of abdominal pain? 107
Acknowledgments 108
Bibliography 108
24 Chronic Pelvic Pain 109
Common Presenting Complaints and Symptoms 109
Bibliography 112
25 Fibromyalgia and Myofascial Pain 113
1. What are the chronic pain syndromes that involve muscle and fascia? 113
2. Describe the myofascial pain syndrome. 113
3. What is fibromyalgia? 113
4. What are the latest criteria for the diagnosis of Fibromyalgia? 113
5. Do all fibromyalgia patients have the same symptoms? 114
6. Name syndromes that are associated with fibromyalgia. 114
7. What are trigger points? 114
8. What are “taut bands”? How are they associated with trigger points? 114
9. Describe the prevalence and typical demographics of the fibromyalgia patient 115
10. What laboratory investigations are useful in fibromyalgia? 115
11. What treatments are commonly used for fibromyalgia and for myofascial pain? 115
12. Describe the role of physical therapy modalities in the treatment of myofascial pain. 115
13. Which medications are commonly used in the treatment of fibromyalgia and myofascial pain syndrome? 115
14. What are some other interventions that have been studied for the treatment of fibromyalgia? 115
15. Is exercise useful in the treatment of fibromyalgia and myofascial pain syndrome? 116
16. What are the proposed pathophysiologic mechanisms for fibromyalgia? 116
17. How is sleep disturbance related to fibromyalgia? 116
18. What is the “spray and stretch” technique? 116
19. Are there any factors that can precipitate the onset of fibromyalgia? 117
20. What drugs have recently been added to the list of medications used in the symptomatic treatment of fibromyalgia? 117
21. Are there any alternative therapeutic options for the treatment of myofascial syndrome? 117
22. Are there any acute treatments that can be used to lessen the pain of fibromyalgia during a flare-up of this condition? 117
Bibliography 117
V. Soft-Tissue Pain Syndromes 119
26 Postoperative Pain Management 119
1. Discuss the pathophysiology of postoperative pain. 119
2. Describe the phenomenon of peripheral and central sensitization. 119
3. What are the predictors of postoperative pain? 119
4. What is preventive analgesia? 119
5. Describe your options using nonsteroidal antiinflammatory drugs in the perioperative period. 119
6. Describe the benefit of intravenous, patient controlled (IV PCA) versus intravenous, intramuscular, and transdermal iontophoretic pain medication administration. 120
7. How do local anesthetics block nerve function? 120
8. What is the role of local anesthetics in postoperative pain management? 120
9. Does regional analgesia influence surgical outcome? 120
10. What could be examples of appropriate regional analgesia for perioperative pain management in shoulder arthroplasty, thoracotomy, inguinal hernia repair, laparotomy, hip arthroplasty, and knee arthroplasty? 120
11. What does multimodal analgesia mean? What are its benefits? 121
12. When should the postoperative pain management treatment start? 121
13. Describe the role of ketamine in postoperative pain management. 121
14. Describe the negative effects of the untreated or undertreated postoperative pain. 121
15. What is the current concept of background continuous infusion with intravenous patient controlled analgesia? 121
16. What are the special considerations of opioid use for postoperative pain control when using in geriatric patients? 121
17. What are the special considerations of opioid use for postoperative pain control with children? 121
18. Which opioid neuraxial administration has higher chances of resulting in delayed respiratory depression? Why? 122
19. How would you treat opioid related pruritis? 122
20. What are your options to treat opioid-induced nausea and vomiting? 122
21. How would you treat opioid related constipation? 122
22. How would you treat opioid-related respiratory depression in the postoperative setting? 122
23. What are the specific goals of postoperative pain management after total knee arthroplasty? 122
24. Is the thoracic paravertebral block superior to thoracic epidural analgesia? 122
25. What is your postoperative pain management strategy treating patients with opioid tolerance due to chronic pain and chronic opioid use? 123
26. What is opioid-induced hyperalgesia? 123
27. How does preoperative buprenorphine treatment influence postoperative pain management strategies? 123
Bibliography 123
27 Cancer Pain 124
1. What causes pain in patients with cancer? 124
2. Which common types of cancer cause inflammatory pain? 124
3. What causes neuropathic pain in patients with cancer? 124
4. How common is nociceptive pain in cancer? 124
5. How common is neuropathic pain in patients with cancer? 124
6. How does cancer treatment cause pain? 124
7. Is it common for patients with cancer to have more than one painful site? 125
8. Which types of malignancies are least likely to be painful? 125
9. Which neuropathic pain syndromes are commonly seen in patients with cancer? 125
10. What is the postthoracotomy pain syndrome? 125
11. Why do women treated with radical mastectomy have a numb area just distal to the axilla on the upper part of the arm? 125
12. What is the most common site for tumor infiltration of the brachial plexus? 125
13. What are the clinical differences between radiation injury to the brachial plexus and tumor involvement of the plexus? 125
14. Is phantom limb sensation common after amputation? 125
15. What is the most common cause of lumbosacral plexopathy? 126
16. What are the pain-sensitive structures in bones and joints? 126
17. Do nonsteroidal antiinflammatory drugs have direct tumor effects? 126
18. What are paraneoplastic syndromes and do they cause pain? 126
19. What other pain syndromes occur in patients with cancer? 126
20. Are opioids known to increase the risk for acute herpes zoster? Are they associated with risk for subsequent postherpetic neuralgia? 126
21. Are additional symptoms common in patients with cancer who are experiencing pain? 127
22. What is meant by “incident pain?” 127
23. How is “incident pain” different from “breakthrough pain”? 127
24. What are the oncologic emergencies that cause pain? 127
25. Are there recommended guidelines or protocols for management of cancer pain? 127
26. What are the initial National Comprehensive Cancer Network recommendations for cancer pain screening and assessment? 127
27. Summarize the National Comprehensive Cancer Network approach to management of cancer pain that is not related to oncologic emergency. 127
28. Summarize the Joint Commission Standards for Pain Management. 128
29. What is “opioid tolerance”? 128
30. What non-opioid analgesics are appropriate for patients with cancer pain? 128
31. What complementary and alternative therapies are useful for cancer pain? 128
32. What is the role for palliative care in management of patients with cancer pain? 128
33. Who are the members of a palliative care interdisciplinary team? 129
34. When are opioids prescribed for cancer pain? How do they work? 129
35. Are long-acting opioid preparations preferred over short-acting types? 129
36. Should patients with cancer who receive opioid therapy undergo the same screening and monitoring procedures as patients with chronic noncancer pain? 129
37. Comment on the population of patients who have been successfully treated for cancer with respect to ongoing problems with pain. 129
38. What is the role for radiation therapy in cancer pain? 129
39. What other therapies are available to treat pain from bone metastasis? 129
40. Are interventional procedures necessary for most patients with cancer pain? 129
Bibliography 130
28 Pain Associated With Rheumatoid Arthritis and Osteoarthritis 131
Bibliography 138
29 Neuropathic Pain 140
1. What is neuropathic pain? 140
2. What are the neuroanatomic pathways involved in pain? 140
3. What are the postulated mechanisms for pathology in these pathways that lead to neuropathic pain? 141
4. What are the most common neuropathic pain conditions? 141
5. What clinical features suggest that a pain is neuropathic? 141
6. How does one examine a person with suspected neuropathic pain? 142
7. What confirmatory tests are helpful in confirming the presence of a neuropathic pain condition? 142
8. How does distal symmetric painful polyneuropathy present clinically? 143
9. What are the etiologies of distal symmetric painful polyneuropathy? 143
10. How is small fiber neuropathy different from painful distal symmetric polyneuropathy? 144
11. What is erythromelalgia? 144
12. What are the evidence-based treatments of painful distal symmetric polyneuropathy and small fiber neuropathy? 144
13. What is the natural history of postherpetic neuralgia? 144
14. What are the evidence-based treatments of postherpetic neuralgia? 145
15. What is posttraumatic neuralgia, and how is it diagnosed? 145
16. What are the causes of trigeminal neuralgia? 145
17. What are the evidence-based treatments of trigeminal neuralgia? 145
18. What are the most common central pain syndromes? What are the evidence-based treatments of central pain syndromes? 145
19. What is complex regional pain syndrome? 145
20. Is complex regional pain syndrome a neuropathic pain state? 145
21. How is complex regional pain syndrome diagnosed? 146
22. How is complex regional pain syndrome treated? 146
23. What is phantom limb pain? 146
24. Is phantom limb pain a neuropathic pain state? 146
25. Does neuropathic pain require multidisciplinary pain management? 146
Bibliography 147
30 Neuropathic Pain: Specific Syndromes and Treatment 148
1. What is neuropathic pain? 148
2. List some other definitions I should know. 148
3. How common is neuropathic pain, and who gets it? 148
4. How does neuropathic pain affect quality of life? 148
5. Describe some conditions that sound similar to neuropathic pain. 148
6. What are common descriptors of the pain that a patient might give you when describing their possible neuropathic pain? 148
7. What history may a patient with neuropathic pain report? 148
8. What are common physical exam findings in patients with neuropathic pain? 149
9. What is central neuropathic pain? 149
10. What is peripheral neuropathic pain? 149
11. What is the difference between central and peripheral neuropathic pain? 149
12. What are some assessment and screening tools available specifically for neuropathic pain? 149
13. Describe some diagnostic tools that may aid in diagnosis. 149
14. Are any labs useful? 149
15. What is small fiber peripheral neuropathy? 150
16. Tell me more about diabetic peripheral neuropathy 150
17. Tell me about human immunodeficiency virus–associated neuropathy. 150
18. How about chemotherapy-induced peripheral neuropathies? 151
19. What are some less common peripheral neuropathies? 151
20. Are there any other peripheral neuropathies? 151
21. True or false: surgery can lead to persistent neuropathic pain. 151
22. How is trauma to nerves classified? 151
23. What is a neuroma? 151
24. What is a plexopathy? 152
25. Explain radiculopathy. 152
26. Erythromelalgia sounds interesting. What is it? 152
27. That’s a lot of information about peripheral neuropathy. Tell me more about central neuropathic pain. 152
28. What is postherpetic neuralgia? 152
29. What is the epidemiology of postherpetic neuralgia? 152
30. What are important clinical features of postherpetic neuralgia? 153
31. What is an appropriate management strategy for acute zoster? 153
32. What is central poststroke pain? 153
33. True or false. Chronic central pain is common in patients with multiple sclerosis. 153
34. Describe the central pain caused by spinal cord injury. 153
35. What is known about the mechanisms of phantom limb pain? 153
36. Does every patient with an amputation get phantom pain? 154
37. How is phantom pain different from phantom sensation? 154
38. How is phantom pain different from stump pain? 154
39. What nonpharmacologic and interventional treatments should be considered in neuropathic pain? 154
40. Describe some specific exercise techniques that may be useful. 154
41. What medications are available for treatment of neuropathic pain? 154
42. What are the US Food and Drug Administration approved medications for the treatment of neuropathic pain? 155
43. Name some of the antiepileptics commonly used for neuropathic pain. 155
44. Which antidepressants are most useful in neuropathic pain? 156
45. Local anesthetics should help too, right? 156
46. Speaking of blocking sodium channels, can mexiletine be used in neuropathic pain? 156
47. True or false: Opioids are a first-line treatment for neuropathic pain. 156
48. Ketamine seems to be en vogue. Are N-methyl-d-aspartate receptor antagonists useful? 156
49. What is ziconotide? 156
50. Is capsaicin still being used? 157
51. My patient tells me they use marijuana for neuropathic pain. Is this legit? 157
52. My patient is interested in over-the-counter supplements. Which ones might be helpful? 157
53. Is there a role for procedural interventions in neuropathic pain? 157
54. When are peripheral nerve blocks useful? 157
55. Name some indications for epidural steroid injections in neuropathic pain. 157
56. How useful are epidural injections for radicular pain? 158
57. True or false: Epidural injections may prevent postherpetic neuralgia. 158
58. When should sympathetic blocks be considered for treatment of neuropathic pain? 158
59. Describe some more invasive techniques used in treatment such as spinal cord stimulation. 158
60. What about intrathecal drug delivery? 158
61. Anything more invasive than that? What about dorsal root entry zone lesioning and deep brain stimulation? 159
62. Woah. I’m not ready to send my patient to a surgeon yet. Or should I? 159
63. Are there any new treatment options in the pipeline? 159
Acknowledgments 159
References 159
31 Depression and Anxiety in Chronic Pain 160
Introduction 160
1. What is the DSM-5? What are differences between the DSM-5 and the DSM-4 as they pertain to chronic pain? 160
2. What are the DSM-5 diagnostic criteria for major depressive disorder? 161
3. What are the DSM-5 diagnostic criteria for depressive disorder due to another medical condition? 161
4. What are the DSM-5 diagnostic criteria for somatic symptom disorder? 161
5. What are the DSM-5 diagnostic criteria for psychological factors affecting other conditions? 162
6. What are the DSM-5 diagnostic criteria for generalized anxiety disorder? 162
7. What are the DSM-5 diagnostic criteria for anxiety disorder due to another medical condition? 162
8. What is the prevalence of depression in the setting of chronic pain? 162
9. What is the prevalence of anxiety in the setting of chronic pain? 163
10. What is the relationship between anxiety and depression and chronic pain? 163
11. How is depression diagnosed in the setting of chronic pain? 164
12. What is the stress and coping model? 164
13. What is pain catastrophizing? 164
14. How does depression in the setting of chronic pain impact medical costs? 165
15. What is the relationship between chronic pain and suicide? 165
What are the treatment strategies for chronic pain with co-morbid depression and/or anxiety? 165
Bibliography 166
32 Personality Disorders in Chronic Pain 168
1. What is a personality disorder? 168
2. Are there types of personality disorders? 168
3. Do certain personality disorders predispose patients to chronic pain? 168
4. Are personalities influenced by chronic pain? 168
5. Are certain personality disorders predisposed to developing problematic substance use? 168
6. If a patient is “difficult,” does that mean that they have a personality disorder? 168
7. How do you treat the difficult patient? 169
8. Do patients with personality disorder have altered pain sensitivity? 169
9. How prevalent are personality disorders in chronic pain patients? 169
10. Are the goals of treatment different for pain patients with borderline personality disorder? 169
11. Is there a role for medication in treating borderline personality disorder? 169
12. What is the prognosis of borderline personality disorder? 169
13. Is there a “right way” to interact with patients who have borderline personality disorder? 170
14. What practices should be avoided in treating patients with borderline personality disorder? 170
15. How prevalent are suicide attempts and completion in patients with borderline personality disorder? 170
16. Are there specific guidelines for treating patients with borderline personality disorder? 170
17. When is it OK to call it quits with a difficult patient? 170
Bibliography 171
33 Substance Abuse in Chronic Pain 172
1. How is chronic pain management defined in this chapter? 172
2. What is addiction? 172
3. List the five main characteristics of addiction. 172
4. What is physical dependence? 172
5. What are the symptoms of opioid intoxication? 172
6. What are the symptoms of opioid withdrawal? 173
7. What is opioid tolerance, and how does it relate to addiction? 173
8. When is it appropriate to prescribe opioids for chronic pain management? 173
9. Is addiction common, and are patients vulnerable to dependence on opioid analgesics used for chronic pain syndromes? 173
10. What are the risk factors for addiction to opioid treatment for pain management? 173
11. How has the landscape changed for physician liability with respect to addiction and pain management in the last 6 years? 173
12. What are the newest guidelines for physicians to minimize the risk of addiction to opioids in chronic pain management? 174
13. What are the newest formulations of opioids that are designed to mitigate addiction? 174
14. What are some of the newer, nonopioid options for the outpatient management of chronic pain? 174
15. What is the utility of written medication agreements in patients suspected of opioid abuse? 174
16. What actions on the part of the patient should alert you to the possibility of “drug-seeking” behavior? 174
17. What should be done if addiction is suspected? 174
18. How can a practitioner actively prevent drug diversion? 175
19. How common are practitioner sanctions from regulating bodies? 175
websites 175
Bibliography 175
VI. Special Patient Populations 177
34 Pain in Children 177
1. What types of pain do children experience? 177
2. How do children’s pain experiences differ from those adults? 177
3. What is plasticity? 177
4. What myths have complicated our management of children’s pain? 177
5. How do you assess infants’ pain experiences? 178
6. How do you assess children’s pain experiences? 180
7. How do you assess pain experiences of children with intellectual disabilities? 181
8. How do you assess pain experiences of children with autism spectrum disorders? 182
9. Which pain assessment tools should be incorporated into routine clinical practice? 182
10. Is there a basic treatment algorithm to control children’s pain? 183
11. What are the basic guidelines for selecting and administering analgesics to children with pain? 183
12. Are there special dosing considerations for neonates and infants? 184
13. Can patient-controlled analgesia be used by children? 184
14. Can regional techniques be used for children? 184
15. How do parents know which pain medications (prescription and over the counter) are safe and effective for children? 185
16. How do parents know which pain complementary and alternative therapies are safe for children? 185
17. What about marijuana—is it safe to use to treat children’s pain? 185
18. How are cognitive therapies used to treat pain in pediatric clinical practice? 186
19. What is the role of behavioral therapy in pain management for children? 186
20. Which children should be referred to pediatric pain management specialists? 186
Bibliography 186
35 Pain in the Older Patient 188
1. Who is the “older patient”? 188
2. Why is there a growing need for pain management in this population? 188
3. What are the challenges/barriers to effective pain management in the older patient? 188
4. What is the pathophysiology of pain in the older patient? 188
5. How does the pain threshold change with age? 189
6. What are the physiologic changes that occur in the elderly patient? 189
7. What are the pharmacokinetic and pharmacodynamic changes that occur in the elderly patient? 189
8. How can adverse events related to medications be prevented? 189
9. What tools are available to assist prescribers when treating the elderly? 189
10. What methods can be used to assess pain in the elderly? 192
11. What methods can be used to assess pain in the cognitively impaired elderly? 192
Nonpharmacological Modalities 192
12. What nonpharmacological modalities can be used for pain control? 192
Non-Opioids 192
13. What non-opioid pharmacological agents are available for the elderly? 192
Adjuvants 193
14. What are pharmacologic adjuvants, and which are used in the treatment of chronic pain? 193
Opioids 193
15. What opioid pharmacologic agents are available? 193
16. What are the opioid considerations for patients with hepatic and renal dysfunction? 193
17. Do opioid concerns differ in the elderly? 194
18. How should opioids be titrated in the elderly? 194
19. How should opioid side effects be managed? 194
Interventional Modalities 194
20. What interventional modalities are available for pain control in the older patient? 194
Bibliography 195
VII. Pharmacologic Management 197
36 Topical Analgesics 197
Overview 197
1. What is the history of topical medications as analgesics? 197
2. How is a topical medication different from a transdermal drug? 197
3. What are the various topical formulations available for the treatment of pain? 197
4. What are the advantages and disadvantages of using topical medications? 198
Over-the-Counter Pain Relievers 198
5. What topical analgesics are currently available in the United States without a prescription? How are they being used? 198
6. What are specific examples of over-the-counter pain relievers? 198
Prescription Pain Relievers 201
7. What are the most commonly prescribed topical analgesics in the United States? How are they used? 201
Future Developments 201
8. What new topical analgesics are available, and what topical analgesics are now in development that may become available in the United States over the next few years? 201
9. What is the role of compounded non-Food and Drug Administration-approved topical agents in the treatment of chronic pain? 204
Bibliography 204
37 Nonsteroidal Antiinflammatory Drugs and Acetaminophen 206
1. List the indications for treatment with aspirin, acetaminophen, and nonsteroidal antiinflammatory drugs. 206
2. Describe the mechanism of action of the nonsteroidal antiinflammatory drugs. 206
3. What are the major pharmacokinetic differences among the nonsteroidal antiinflammatory drugs? 206
4. List the most common side effects associated with the traditional nonsteroidal antiinflammatory drugs. 206
5. Describe the clinical presentation for acute acetaminophen overdose. 207
6. What are the risks of combining nonsteroidal antiinflammatory drugs with acetaminophen? 207
7. What is the risk of nephrotoxicity with nonsteroidal antiinflammatory drugs? 207
8. Which groups of nonsteroidal antiinflammatory drugs are available in the United States? 207
9. Which agent is considered to be the drug of choice for pain control? 207
10. Describe an adequate trial of nonsteroidal antiinflammatory drugs for pain control. 207
11. If one nonsteroidal antiinflammatory drug fails to provide sufficient pain relief, how should a clinician proceed? 207
12. List the potential risk factors for the traditional nonsteroidal antiinflammatory drug-associated gastrointestinal toxicity. 207
13. What is the role of protective therapies in association with administration of traditional nonsteroidal antiinflammatory drugs? 208
14. Do the selective COX2 inhibitors have a lower risk for gastrointestinal toxicity compared to the traditional nonsteroidal antiinflammatory drugs? 208
15. What are the major distinctions among the mechanisms of action of aspirin, acetaminophen, nonsteroidal antiinflammatory drugs, and the COX2 inhibitors (coxibs)? 208
16. Which COX2 inhibitor(s) are currently available in the United States? 208
17. What are the documented precautions with celecoxib? 208
18. Discuss some cardiovascular issues associated with selective COX2 inhibitors. 208
19. List the potential central nervous system side effects associated with nonsteroidal antiinflammatory drugs. 208
20. What are the only parenteral nonsteroidal antiinflammatory drugs available in the United States? 208
Bibliography 209
38 Opioid Analgesics 210
1. What is the most common side effect of opioids? 210
2. Is opioid-induced constipation readily treatable in the majority of patients using over-the-counter (OTC) laxatives? 210
3. What is a narcotic? 210
4. Are poppies the only naturally occurring source for opiates? 210
5. What is the difference among a pure agonist, partial agonist, and an agonist/antagonist? 210
6. Which opioids are hepatically activated or inactivated? 211
7. Are extended release opioids always more dangerous than immediate release opioids? 211
8. How does medicinal chemistry or structure activity relationship impact opioid tolerability? 211
9. Are there any extended release opioids that can be crushed without causing harm? 212
10. Are opioids useful in the treatment of neuropathic pain? 212
11. Are any opioids contraindicated in opioid naïve patents? 213
12. Is tapentadol a glorified tramadol? 213
13. Does naloxone reverse buprenorphine? 213
14. What buprenorphine products are FDA approved specifically as an analgesic? 213
15. Can Suboxone and methadone be legally prescribed for pain, and if so, is this considered off-label? 214
16. Is methadone considered an extended release opioid? 214
17. Is there a validated and accepted schematic to determine morphine daily equivalent dose? 214
18. Which opioids have the potential to prolong the QTc interval? 215
19. Can tramadol and other opioids be used in combination with selective serotonin reuptake inhibitors? 215
20. Which opioid should be avoided in mothers who are breastfeeding their babies? 215
21. Which opioids should be avoided in the setting of renal impairment? 215
22. Which opioid is contraindicated within 14 days of use of an monoamine oxidase inhibitor (MAOI)? 215
23. Which opioid has a ceiling effect of accumulation of CO2? 215
24. Which OTC opioid has the same opioid binding affinity as tramadol? 216
25. What is the role of the NMDA receptor? Which opioids block the NMDA receptors? 216
26. Is hyperalgesia a real thing? 216
27. Describe “opioid rotation.” What is the rationale behind it and what is meant by dose reduction for cross-tolerance? 216
28. What tools are available to risk stratify patients prior to initiating opioid therapy? 216
29. What factors contribute to a patient’s risk of opioid-induced respiratory depression? 216
30. Are some urine drug tests more accurate than others? What is the risk of not confirming immunoassay drug testing? 217
31. What is the only immunoassay test that is not subject to false positives? 217
32. What is meant by a “cut-off” in a urine drug screen? 217
33. Which opioids should never test negative on an immunoassay opiate screen, and which opioids may result in a negative test, depending on dose? 217
Acknowledgment 217
Bibliography 218
39 The Regulatory Landscape 219
1. What are “opioids,” “opiates,” and “narcotics?” 219
2. For a patient without a substance abuse history, does initiation of opioid treatment pose a risk? 219
3. What is the federal legislation that governs opioid prescribing? 219
4. What is the Controlled Substances Act? 219
5. What is the Drug Enforcement Administration? 219
6. What is the Food and Drug Administration? 219
7 What is the prescription data monitoring program? 220
8. How are opioids regulated in the United States? 220
9. Why does the federal government regulate opioids (history)? 220
10. Who called pain the fifth vital sign? 220
11. How are opioids and potential drugs of abuse classified? 220
12. How have federal laws impacted prescribing behavior? 221
13. How have state laws impacted prescribing behavior? 221
14. What are “pill mills”? 221
15. What legal risks do opioid prescribers face? 221
16. What is the doctrine of double effect? 221
17. What certifications are required to prescribe opioids? 221
18. What is the role of state medical boards? 222
19. What is the Office of National Drug Control Policy? 222
20. How often do prescription drug abusers obtain medications from family and friends? 222
21. What are the Centers for Disease Control and Prevention’s new guidelines? 222
Bibliography 222
40 Muscle Relaxants, Anticonvulsants as Analgesics; Antidepressants as Analgesics 224
1. What is the mechanism of action of muscle relaxants? 224
2. How might quinine be used as a muscle relaxant? 224
3. What medications can be used to treat spasticity? 224
4. Describe how baclofen might be used to treat spasticity. 224
5. Describe how dantrolene might be used to treat spasticity. 224
6. Describe how diazepam might be used to treat spasticity. 224
7. Describe how tizanidine might be used to treat spasticity. 225
8. Describe additional muscle relaxants that are commonly prescribed. 225
9. Describe specific concerns of certain muscle relaxants. 225
10. Describe the role of anticonvulsants (AEDS) for the treatment of chronic pain. 225
11. Describe the role of gabapentin and pregabalin for the treatment of chronic pain. 225
12. Describe the role of carbamazepine and oxcarbazepine for the treatment of chronic pain. 226
13. Describe the role of lamotrigine for the treatment of chronic pain. 226
14. Describe the role of topiramate for the treatment of chronic pain. 226
15. Describe the role of lacosamide for the treatment of chronic pain. 226
16. Describe the role of valproic acid for the treatment of chronic pain. 226
17. Describe the role of antidepressants in the treatment of chronic pain. 226
18. Describe the role of the tricyclic antidepressants in the treatment of chronic pain. 226
19. Describe the role of antidepressant serotonin-norepinephrine reuptake inhibitors (SNRI) in the treatment of chronic pain. 227
20. Describe the role of the atypical antidepressants in the treatment of chronic pain. 227
Bibliography 227
41 Novel Analgesics for Acute and Chronic Pain 228
1. What new and emerging therapies exist to treat acute postoperative pain? 228
2. Is intravenous acetaminophen any better than oral delivery? 228
3. What are the advantages of liposomal-bupivacaine over regular bupivacaine? 228
4. How does the pharmacokinetics of the sufentanil sublingual tablet system differ from intravenous morphine? 228
5. What are some of the emerging novel analgesics in the pipeline for chronic pain? 229
6. How is nerve growth factor related to pain, and what evidence exists for its efficacy and safety? 229
7. How do the angiontensin II type 2 receptors modulate pain, and what clinical evidence exists for pain modulation? 229
8. What is prostatic acid phosphatase? 230
9. How does sodium channel blockade reduce pain? 230
10. Are there any other voltage-gated ion channels that are targets for pain modulation? 230
11. What are transient receptor potential cation channels, subfamily 1, and what role do they play in pain transmission? 230
12. Are there any new calcium channel modulators in the pipeline? 230
13. What are some of the new ways to modulate the postsynaptic N-methyl-d-aspartate ionophore? 231
14. What is the current status of the cannabinoids to treat pain? 232
15. What are p38 kinase inhibitors? 232
16. What are chemokine receptors, and how do they modulate pain? 232
17. Are there any agents being developed specifically for visceral pain? 232
Bibliography 233
VIII. Nonpharmacologic Management 235
42 Common Nerve Blocks for Headaches and Facial Pain 235
What are common nerve blocks that can be used for headaches or facial pain? 235
What are indications for the above nerve blocks? 235
Bibliography 236
43 Nerve Blocks 237
What are epidural steroid injections? 237
What are facet joint injections? 237
What are sacroiliac joint injections? 238
What are Sympathetic nerve blocks? 238
What are celiac plexus blocks? 238
What are stellate ganglion blocks? 238
Bibliography 238
44 Peripheral Nerve Blocks 240
Bibliography 241
45 Intrathecal Therapy 242
1. Why is intrathecal drug delivery an attractive option for the treatment of pain? 242
2. What are the advantages of using intrathecal drug delivery compared to systemic drug administration? 242
3. What are some disadvantages of intrathecal drug delivery? 242
4. Which patients are potential candidates for intrathecal drug delivery? 242
5. What drugs can be given intrathecally for the treatment of pain? 242
6. What is the role of an intrathecal drug trial in considering intrathecal analgesic therapy, and how does one conduct a trial? 243
7. How does one determine the starting dose and drug concentration when initiating intrathecal therapy? 243
8. What are the different modes of intrathecal drug delivery? 243
9. Does location of the catheter tip within the intrathecal space or mode of delivery affect the efficacy of intrathecal therapy? 243
10. What side effects can occur from intrathecal analgesics? 244
11. What is a catheter-tip-associated inflammatory mass or granuloma, and what is their clinical presentation? 244
12. How can a diagnosis of granuloma be confirmed, and what is the treatment for it? 244
13. Does intrathecal analgesic drug delivery place patients at higher risk of serious adverse events than other interventional pain procedures? 244
14. What type of complications can occur with intrathecal therapy? 244
15. What effect does a magnetic resonance imaging have on an intrathecal pump? 245
Bibliography 245
46 Neurostimulation 246
1. What is spinal cord stimulation? 246
2. List the criteria for choosing patients who may benefit from spinal cord stimulation for treatment of pain. 246
3. Which conditions traditionally respond to spinal cord stimulation? 246
4. What is the mechanism of action of spinal cord stimulation? 246
5. What does the patient feel during spinal cord stimulation? 246
6. What types of electrodes and generators are used for spinal cord stimulation and where are the electrodes placed? 246
7. Where in the spine are the electrodes placed? 247
8. What are some of the complications of spinal cord stimulation for treatment of chronic pain? 247
9. What is occipital nerve stimulation? 247
10. What is the most common indication for delivery of pain medication via implantable pumps? 247
11. What is the dorsal root entry zone operation? 247
12. Can neurostimulation be used to treat trigeminal neuralgia? 247
bibliography 247
47 Spinal Cord Stimulation in Treatment of Pain 249
1. What is spinal cord stimulation? 249
2. How many patients use spinal cord stimulation? 249
3. What kinds of pain does spinal cord stimulation treat? 249
4. Who is a candidate for spinal cord stimulation therapy? 249
5. What does trial stimulation involve? 249
6. How are spinal cord stimulation devices implanted? 249
7. What is the mechanism of spinal cord stimulation action? 249
8. Spinal cord stimulation electrical impulses have qualities such as amplitude, frequency, and pulse width. What do these mean? 250
Bibliography 250
48 Neuroablative Procedures 251
1. What are neuroablative procedures and some pain-associated conditions that are treated by neuroablative procedures? 251
2. What are some types of neuroablative procedures for cancer pain? 251
3. What are some types of ablative procedures for trigeminal neuralgia and their associated complications? 251
4. What is a dorsal rhizotomy, what does it treat, and what is its mechanism of action? 252
5. How is a dorsal rhizotomy performed and what are some possible complications? 252
Bibliography 252
49 Pain Psychology 253
1. What is pain psychology? 253
2. How is psychological treatment relevant to pain management? 253
3. What is the history of pain psychology? 253
4. What are the qualifications of a psychologist or other mental health professional to be able to work with pain medicine? 253
5. Are there different psychological symptoms and/or disorders with the different types of pain? 254
6. What is the risk of not including psychological treatment in pain management? 254
7. At what stage in pain management should psychological treatment (and/or other mental health treatment) be introduced? 254
8. Is psychological evaluation and treatment recognized by third-party payers? 254
9. What is the biopsychosocial model, and how does it inform pain treatment? 254
10. What are operant learning and social learning, and how do these models of behavior relate to pain? 255
11. What can psychoanalysis contribute to pain psychology? 255
12. How does culture play a role in the experience of pain? 255
13. What are the differences in the psychology of acute versus chronic pain? 255
14. How does a person adjust to pain, and how can psychotherapy help this process? 255
15. What is the difference between pain and suffering, and what is the role of suffering in pain? 256
16. How does a history of abuse and trauma contribute to the onset, course, and treatment of pain? 256
17. What is somatization, and how does it relate to pain? 256
18. What is alexithymia, and how does it relate to pain? 256
19. What is the diathesis-stress model, and how does it relate to pain? 257
20. What is the diagnostic classification system used for mental disorder diagnoses of pain patients? 257
21. How does a mental disorder interact with chronic pain? 257
22. What are some of the mental disorders which pain patients develop? 257
23. What is the difference between psychological treatments of noncancer versus cancer pain? 257
24. What are the limitations of medical treatments for chronic pain? 257
25. How can psychological therapies be useful in chronic pain and affect medical utilization? 257
26. How can presurgical psychological screening be helpful for medical practitioners? 258
27. What is the benefit of psychotherapy provided as part of a multidisciplinary team? 258
28. How common is substance misuse, pharmaceutical overuse, and dependence among pain populations? 258
29. How common is cognitive impairment among pain populations, and what are some of the causes? 259
30. What types of psychological treatments are available for chronic pain treatment? 259
31. How do you determine a patient’s suitability for a particular type of psychotherapy? 259
32. What is the difference between short-term and long-term psychotherapy? 259
33. What is the difference between a psychotherapist and a psychiatrist? 260
34. What are the ethical issues involved in providing psychotherapy for pain populations? 260
35. What is the concept of multimodal psychotherapy? 260
36. What are the objectives of psychotherapeutic treatment? 260
Bibliography 261
50 Integrated Approaches to Pain Management 262
How can exercise help with pain? 262
What are the benefits of chiropractic treatment and massage for pain? 262
Tell me about how mind-body treatments can help chronic pain? 262
Tell me about acupuncture for pain? 263
Bibliography 263
51 Pain Clinics 265
How must one evaluate acute low back pain? And how about chronic low back pain? 265
How must one approach the management of acute pain? 266
What are some ways of managing chronic pain? 266
What is an addiction clinic? 266
What is a Functional Restoration Program? 266
Bibliography 267
52 Complementary and Alternative Medicine 268
1. Can we define complementary and alternative medical treatment? 268
2. What is the prevalence and usage of complementary or alternative medicine therapies in the United States? 268
3. What are the primary divisions of complementary or alternative medicine therapies? 268
4. What is the philosophy of traditional Chinese medicine, and what are its major components? 268
5. What are the primary methods and therapies of traditional Chinese medicine? 268
6. How is acupuncture applied? 269
7. How does acupuncture act to induce analgesia in patients? 269
8. What is the stance of the National Institute of Health on the use of acupuncture? 269
9. Is there a consensus on acupuncture as an effective treatment of fibromyalgia? 269
10. Does evidence support the use of acupuncture for other chronic pain conditions? 269
11. What concerns and contraindications should be considered when conducting acupuncture? 269
12. What constitutes bioenergetic therapy? 270
13. What is Ayurveda? 270
14. Which bioenergy therapies are common in Western medicine? 270
15. How is spinal manipulation involved in the treatment of headache and back pain? 270
16. Which “mind-body” modalities are seeing use for treatment of pain? 270
17. Can headache pain be treated using vitamins or supplements? 271
18. Are there uses for feverfew and butterbur in treating headache? 271
19. Create a partial list of drug-herb interactions to be aware of. 271
20. To what scientific standard should complementary or alternative medicine therapies be held? 271
21. How can clinicians best minimize patient exposure to risk from complementary or alternative medicine and their exposure to legal risk by treating using complementary or alternative medicine? 271
Bibliography 272
Index 273
A 273
B 274
C 275
D 277
E 277
F 277
G 278
H 278
I 279
J 280
K 280
L 280
M 280
N 281
O 283
P 283
Q 285
R 286
S 286
T 287
U 288
V 288
W 288
X 288
Y 288
Z 288
Inside Back Cover ibc1