Menu Expand
Pharmacology and Physiology for Anesthesia E-Book

Pharmacology and Physiology for Anesthesia E-Book

Hugh C. Hemmings | Talmage D. Egan

(2012)

Additional Information

Book Details

Abstract

Better understand the complexities of pharmacology and physiology relevant to your practice with the brand-new medical reference book, Pharmacology and Physiology for Anesthesia. Drs. Hugh Hemmings and Talmage Egan provide the clinical insights you need to effectively administer anesthesia, ensuring patient safety and the most optimal outcomes.

  • Consult this title on your favorite e-reader, conduct rapid searches, and adjust font sizes for optimal readability.

  • Access comprehensive, continually updated research on the physiology of organ systems and clinical topics in the pharmacology of anesthetic drugs.

  • Quickly and easily reference the information you need through user-friendly tables, figures, and algorithms, all presented in lavish full color throughout.

  • Understand the molecular mechanism of drug actions and identify key drug interactions that may complicate anesthesia with dedicated sections on these key areas.


Table of Contents

Section Title Page Action Price
Front cover cover
Pharmacology and Physiology for Anesthesia i
Copyright page iv
Dedication v
Preface vii
Contributing Authors ix
Table of Contents xiii
Expert Consult page IFC2
I Basic Principles of Pharmacology 1
1 Mechanisms of Drug Action 3
The Receptor Concept 3
Historical Beginnings 3
Modern Development 4
Pharmacodynamics 4
Drug Binding 4
From Drug Binding to Physiologic Effect 5
Efficacy 6
Full Agonists, Partial Agonists, and Inverse Agonists 7
Antagonism 8
Allosteric Drug Interactions 9
Multiple Binding Sites on the Same Receptor Protein 9
Allosteric Binding Sites 10
Pharmacogenetics 10
Drug Discovery 11
Structure-Activity Relationship 11
Identification of Drug Targets 12
Purification of Receptors 12
Drug Targets 12
Cell Signaling 13
Emerging Developments 16
Pharmacophore Modeling 16
Phenotype-Based Drug Discovery 17
Key Points 17
Key References 17
References 18
2 Pharmacokinetic and Pharmacodynamic Principles for Intravenous Anesthetics 20
Historical Perspective 20
Unique Aspects of Anesthetic Pharmacology 21
Anesthesiology versus Other Disciplines 21
A Surfing Analogy as a Simple Conceptual Framework 21
Clinical Pharmacology 22
Posology 22
General Schema 22
Pharmacokinetics 24
Pharmacodynamics 24
The Biophase 24
Drug Interactions 25
Pharmacologic Modeling 26
PK-PD Models as Versions of Pharmacologic Reality 26
PK-PD Model Building Methods 26
Limitations in Building and Applying PK-PD Models 28
Early Model Misspecification 28
Stereochemistry 28
Active Metabolites 29
Variability 29
Pharmacologic Simulation 29
Unimportance of Individual PK-PD Model Parameters 29
Importance of PK-PD Model Simulation 30
PK-PD Model Simulation and Anesthesia Posology 31
Bolus Front- and Back-End Kinetics 31
Infusion Front-End Kinetics 31
Infusion Back-End Kinetics 32
Influence of Dose on Bolus Onset and Offset of Effect 32
Influence of Loading Dose on Infusion Front- and Back-End Kinetics 34
Influence of Special Populations 34
Influence of a Second Drug on Effect 35
PK-PD Models and Technology 35
Target Controlled Infusion 35
Emerging Developments 36
PK-PD Advisory Displays 36
Propofol Measurement in Expired Gas 38
Key Points 39
Key References 40
References 40
3 Pharmacokinetics of Inhaled Anesthetics 43
Historical Perspective 43
Classes of Inhaled Anesthetics 43
Physical Properties 44
Measuring Potency (MAC) 45
Monitoring Drug Delivery 47
Differences Between Inhalational and Intravenous Anesthetic Delivery 47
Agent Analysis 47
Monitoring Neurophysiologic Effect 48
Metabolism and Degradation 48
Metabolism 48
Chemical Degradation 48
Carbon Monoxide Production 48
Uptake and Distribution 49
General Principles 49
Determinants of Wash-in 49
Special Factors 50
Tissue Uptake 50
Recovery and Elimination 51
Nitrous Oxide: Concentration Effect, Second Gas Effect, Diffusion Hypoxia, and Effects on Closed Gas Spaces 51
Gas Delivery Systems 53
Reaction of carbon dioxide with barium hydroxide lime (Baralyme, obsolete) 53
Reaction of carbon dioxide with soda lime (in current use) 53
Low Flow Anesthesia 53
Pharmacoeconomic Considerations 53
Emerging Developments 55
Intravenous Delivery of Volatile Anesthetics 55
Key Points 55
Key References 56
References 56
4 Drug Metabolism and Pharmacogenetics 58
Basics of Genetics 58
Chromosomes, Genes, and Alleles 58
Genotype and Phenotype 59
Genetic Mutations 60
Pharmacogenetic Approach 60
History of Pharmacogenetics 61
Pharmacogenetics and Drug Metabolism 62
Phase I Drug Metabolism 62
Cytochrome 450 Enzyme Family 62
Flavin-Containing Monooxygenase Enzymes 64
Phase II Drug Metabolism 64
Pharmacogenetics of Anesthetic Drugs 64
Opioids 64
Inhalation and Intravenous Anesthetic Agents 65
Nonsteroidal Antiinflammatory Drugs 65
Emerging Developments 65
Key Points 65
Key References 66
References 67
5 Pharmacodynamic Drug Interactions 70
History 70
Study of Drug Interactions 71
Terminology 71
Shift in Dose-Response Curve 71
Isobolograms 73
Response Surface Models 73
Trial Design 74
Pharmacologic Basis of Drug Interactions 76
Understanding Drug Interactions Among Commonly Used Anesthetic Drugs 76
Inhaled Anesthetics and Opioids 76
Inhaled Anesthetics and Other Agents 78
Propofol 78
Propofol and Midazolam 79
Propofol and Opioids 80
Propofol and Inhaled Anesthetics 81
Midazolam and Opioids 81
Ketamine and Midazolam or Propofol 82
Emerging Developments 82
Key Points 84
Key References 84
References 84
6 Adverse Drug Reactions 86
Definition and Incidence 86
Drug Administration Errors 87
Types of Adverse Drug Reactions 88
A—Augmented—Dose Related 88
B—Bizarre—Drug Idiosyncrasy, Not Dose Related 88
Acetylator Status 89
Cytochrome P450 Variants 89
Plasma Cholinesterase Variants 89
Glucose-6-Phosphate Dehydrogenase Deficiency 89
The Porphyrias 90
Malignant Hyperthermia 90
Allergic Drug Reactions 91
C—Chronic—Direct Organ Damage: Dose Related and Time Related 93
D—Delayed—Time Related 94
E—End of Use—Withdrawal 95
F—Drug Failure 95
Emerging Developments 96
Key Points 97
Key References 98
References 98
II Nervous System 101
7 Central Nervous System Physiology: 103
Historical Perspective 103
Glia 104
Neuron 104
Basic Structure 105
Excitability 105
Communication 108
Changes in Membrane Potential 108
Membrane Time Constant and Passive Propagation 109
Action Potential 110
Synapse 110
Transmitter Release and Action 112
Plasticity 113
Transmitters and Receptors 114
Neuronology 115
The Brain: Structure Determines Function 115
Structure 115
Spinal Cord 119
Function 119
Default Mode Network 120
Brain Rhythms 120
Key Points 121
Key References 121
References 121
8 Central Nervous System Physiology: 123
Cerebrovascular Anatomy 123
Vascular Architecture 123
Arteries and arterioles 123
Venous circulation 124
Anterior circulation 124
Posterior circulation 124
Regulation of Cerebral Blood Flow 124
Chemical Regulation of Cerebral Blood Flow 125
Cerebral metabolic rate 125
Functional state 125
Anesthetic agents 125
Temperature 125
PaCO2 126
PaO2 126
Myogenic Regulation (Autoregulation) of Cerebral Blood Flow 126
Neurogenic Regulation of Cerebral Blood Flow 128
Viscosity Effects on Cerebral Blood Flow 128
Vasoactive Agents 128
Systemic vasodilators 129
Catecholamine agonists/antagonists 129
α1-Receptor agonists 129
β-Receptor agonists 129
β Receptor blockers 129
Dopamine 129
Intravenous anesthetics. 129
Inhaled anesthetics 129
Age 130
Cerebral Spinal Fluid Dynamics 130
Production 130
Circulation 130
Function 130
Blood-Brain Barrier 130
Pathophysiology of Cerebral Ischemia 131
Critical CBF Thresholds 131
Energy Failure and Excitotoxicity 131
Nature of Neuronal Death 132
Timing of Neuronal Death 132
Key Points 133
Key References 133
References 133
9 Intravenous Anesthetics 137
History of Intravenous Anesthesia 137
General Anesthesia by Intravenous Agents 137
Intravenous Anesthesia Mechanisms and Theory 138
Pharmacologic Targets of Intravenous Anesthetics in the Central Nervous System 139
GABAA Receptors 139
GABAA Insights from Mutagenic Studies 139
N-Methyl-d-Aspartate Receptors 140
Other Molecular Targets 142
Individual Agents 142
Barbiturates 142
Benzodiazepines 144
Etomidate 146
Propofol 146
Ketamine 149
Dexmedetomidine 151
Emerging Developments 152
High-Tech Delivery Systems 152
Novel Sedatives 152
Novel Applications of Existing Sedatives 153
Reversal of General Anesthesia 153
Key Points 154
Key References 154
References 154
10 Pharmacology of Inhaled Anesthetics 159
Historical Perspective 159
Discovery of Inhaled Anesthetics 159
Development of Modern Inhaled Anesthetics 160
Structure-Activity Relationships 161
Meyer-Overton Correlation 161
Stereoselectivity 161
Mechanisms of Action 162
From Lipid to Protein-Based Mechanisms 162
Diversity of Molecular Targets 162
Multiple Behavioral Endpoints 162
Molecular and Cellular Sites of Action 163
Drug Class Effects 165
Nonanesthetic Effects 166
Bronchodilation 166
Neuromuscular Effects 166
Analgesia and Neuroprotection 166
Adverse Effects 166
Respiratory Depression 166
Cardiovascular Depression 167
Cardiac Dysrhythmias 167
Neurophysiologic Effects 167
Mutagenic and Immunomodulatory Effects 167
Hepatotoxicity 168
Nephrotoxicity 168
Malignant Hyperthermia 168
Postoperative Nausea and Vomiting 169
Metabolic Effects 169
Unique Features of Individual Agents 169
Agents with Prominent GABAA Receptor Activity 169
Halothane, Enflurane, Methoxyflurane 169
Isoflurane 169
Sevoflurane 169
Desflurane 169
Ether and Chloroform 169
Agents with Prominent NMDA Receptor Activity 169
Nitrous Oxide 169
Xenon 170
Cyclopropane 170
Environmental Considerations 170
Drug Interactions 170
Reduction in MAC by Anesthetic Adjuvants 170
MAC Additivity 170
Synergy with Opioid-Induced Respiratory Depression 170
Factors Influencing MAC 170
Age 170
Temperature 170
Pharmacogenetic Effects on Potency 171
Common Clinical Indications and Considerations 171
Induction and Maintenance of Anesthesia 171
Neuroanesthesia and Neuromonitoring 171
Cardiac Anesthesia 172
Pediatric Anesthesia 172
Obstetric Anesthesia 172
Ambulatory Anesthesia 172
Thoracic Anesthesia 172
Emerging Developments 172
Developmental Neurotoxicity 172
Anesthesia and Neurodegenerative Disease 173
Neuroinflammation and Cognitive Dysfunction 174
Anesthetic Preconditioning 174
Immunomodulation and Cancer 174
Key Points 174
Key References 175
References 175
11 Drugs for Neuropsychiatric Disorders 180
Historical Perspective 180
Antidepressant Drugs 181
Tricyclic Antidepressants 181
History 181
Basic Pharmacology 181
Structure-activity 181
Mechanism 181
Metabolism 182
Clinical Pharmacology 182
Pharmacokinetics 182
Pharmacodynamics 182
Therapeutic effects. 182
Adverse Effects 182
Drug Interactions 182
Selective Serotonin Reuptake Inhibitors 183
History 183
Basic Pharmacology 183
Structure-Activity 183
Mechanism 183
Metabolism 184
Clinical Pharmacology 184
Pharmacokinetics 184
Pharmacodynamics 184
Therapeutic effects. 184
Adverse effects. 185
III Cardiovascular and Pulmonary Systems 349
20 Cardiovascular Physiology: 351
Historical Perspective 351
Cardiac Excitation 351
General Concepts 351
The Action Potential 353
Fast Response Tissue 353
Phase 0—Rapid Depolarization 353
Phase 1—Early Repolarization 353
Phase 2—Plateau 353
Phase 3—Final Repolarization 353
Phase 4—Resting Membrane Potential 353
Slow Response Tissue 353
Phase 4—Slow Spontaneous Depolarization 353
Phase 0—Depolarization 353
Impulse Propagation and Conduction 354
Excitation-Contraction Coupling 355
Membrane Depolarization and Activator Calcium 355
Modulation of Excitation-Contraction Coupling 356
Autoregulation of Mechanical Function: Frequency and Length Dependence 357
Frequency Dependence 357
Length Dependence 357
Vascular Regulation 358
Principles and Caveats 358
Vascular Smooth Muscle Structure 358
Modulation of Vascular Smooth Muscle Tone 359
Mechanisms of Vasoconstriction 359
Mechanisms of Vasodilation 360
Vasoregulation Signaling Pathways 361
Regulation of [Ca2+]i 361
Vasodilation: The G Protein-cAMP Pathway 361
Vasodilation: Nitric Oxide-cGMP Pathway 361
Vasoconstriction: PLC-Phosphatidylinositol Pathway 361
Regulation of Myofilament Ca2+ Sensitivity 361
Regulation of Vascular Smooth Muscle by the Endothelium 361
Endothelium-Derived Relaxing Factors 362
Nitric Oxide (NO) 362
Prostacyclin (PGI2) 362
Endothelium-Derived Hyperpolarizing Factor (EDHF) 362
Endothelium-Derived Contracting Factors 362
Endothelin I (ET-1) 362
Cyclooxygenase Products 362
Examples of Local, Autonomic, and Humoral Regulation of Vascular Smooth Muscle 362
Local Regulation 362
Autonomic Regulation 362
Adrenergic 362
Cholinergic 362
Humoral 362
Key Points 363
Key References 363
References 364
21 Cardiovascular Physiology: 366
Cardiac Physiology 366
Basic Cardiac Anatomy 366
Control of Cardiac Output 367
The Cardiac Cycle 369
Indices of Cardiac Function 371
Cardiac Function Curves with the Pulmonary Artery Catheter 371
Isovolumic Contraction Index 371
Ejection Phase Index 371
Ventricular Pressure-Volume Loop: End Systolic Pressure Volume Relations 371
Hemodynamics and Systemic Vascular Control 373
Pressure Changes in Systemic and Pulmonary Circulations 373
Determinants of Blood Flow: Poiseuille’s Law 373
Blood Viscosity 374
Turbulent Flow 375
Major Vessel Types: Structure and Function 375
Factors Influencing the Balance Between Capillary Filtration and Absorption 376
Major Cardiovascular Reflexes 376
Arterial Baroreceptor Reflex 376
Bezold-Jarisch Reflex 376
Bainbridge Reflex 377
Tissue Oxygen Transport 377
General Concepts 377
Oxygen Transport in the Blood 378
Oxygen Supply and Consumption 379
Diffusion of Oxygen to Tissues: Capillary to Cell Oxygen Delivery 380
Oxygen Consumption 382
Critical Oxygen Delivery 382
Determinants of Myocardial Oxygen Supply and Demand 383
Control of Coronary Blood Flow 383
Coronary Flow Reserve 384
Myocardial Oxygen Demand 384
Impaired Myocardial Oxygen Balance: Mechanisms of Myocardial Ischemia 385
Emerging Developments 385
Key Points 386
Key References 387
References 387
22 Vasopressors and Inotropes 390
Historical Perspective 390
Structure-Activity Relationships 391
Mechanisms 391
Metabolism and Pharmacokinetics 393
Pharmacodynamics and Drug Interactions 393
Pharmacogenetics 394
Individual Drugs 395
Epinephrine 395
Isoproterenol 396
Norepinephrine 396
Dopamine 396
Dobutamine 397
Milrinone 397
Phenylephrine 398
Vasopressin 398
Ephedrine 399
Digoxin 399
Rational Drug Selection 399
Septic Shock 400
Cardiac Arrest 400
Mild, Intraoperative Hypotension 400
Hypotension in the Parturient 400
Right Heart Failure 400
Post-Bypass Hypotension 400
Emerging Developments 400
Key Points 401
Key References 402
References 402
23 Antihypertensive Drugs and Vasodilators 405
Historical Perspective 406
Sites and Mechanisms of Antihypertensive and Vasodilator Drugs 407
Basic Pharmacology and Mechanisms of Action of Individual Drug Classes 407
Calcium Channel Blockers 407
β Blockers 408
Action of β Blockers at the Adrenergic Receptor 408
Angiotensin-Converting Enzyme Inhibitors and Angiotensin Receptor Antagonists 409
Diuretics 410
Centrally Acting Agents 410
α2-Adrenoreceptor Agonists 411
α-Adrenoreceptor Antagonists 411
Nitrovasodilators 411
Other Vasodilator 412
Pharmacokinetics, Pharmacodynamics, and Adverse Effects 413
Calcium Channel Blockers 413
Adverse Drug Interactions 414
New Calcium Channel Blockers 414
β Blockers 414
Antihypertensive Effect of β Blockers 415
New β Blockers 415
Adverse Effects of β Blockers 415
Angiotensin-Converting Enzyme Inhibitors 416
Angiotensin II Receptor Antagonists 416
Adverse Effects and Drug Interactions 416
Diuretics 417
Adverse Effects and Drug Interactions 417
α2-Adrenoreceptor Agonists 417
α-Adrenoreceptor Antagonists 417
Phentolamine and Phenoxybenzamine 417
Vasodilators 418
Hydralazine 418
Nicorandil 418
Minoxidil 418
Nitrates 418
Phosphodiesterase Inhibitors 419
Pharmacotherapy of Hypertension 419
Hypertension and Anesthesia 419
Pulmonary Vasodilators 420
Phosphodiesterase Inhibitors. 421
Novel Pulmonary Vasodilators. 421
Emerging Developments 421
Direct Renin Inhibitors 421
Natriuretic Peptides 421
Endothelin and Endothelin Blockade 421
Key Points 422
Key References 423
References 423
24 Antiarrhythmic Drugs 426
Historical Perspective 426
Basic Pharmacology 427
Singh-Vaughan Williams Classification of Antiarrhythmic Drugs 427
Sodium Channels and Class I Antiarrhythmic Drugs 429
β Receptors and Class II Antiarrhythmics 430
Potassium Channels and Class III Antiarrhythmic Drugs 431
Calcium Channels and Class IV Antiarrhythmics 433
Clinical Pharmacology 433
Categories of Arrhythmogenic Mechanisms 433
Automaticity 433
Triggered 433
Conduction 434
Clinical Application 435
Class I—Sodium Channel Blockers 435
Class Ia Nav Channel Blockers 435
Class Ib Nav Channel Blockers 436
Class Ic Nav Channel Blockers 437
Class II—β Blockers 437
Class III—Potassium Channel Blockers 437
Class IV—Calcium Channel Blockers 439
Emerging Developments 439
Molecular Genetics of Arrhythmias 439
Long QT Syndrome 439
Short QT Syndrome 440
Brugada Syndrome 440
Other Inherited Arrhythmia Syndromes 440
hERG Drug Interactions 441
Gene Therapy Guided by Molecular Genetics of Inherited Arrhythmias 441
Key Points 442
Key References 442
References 442
25 Pulmonary Physiology 445
Pulmonary Ventilation 445
Muscles of Ventilation 445
Control of Airway Diameter 446
Cellular Physiology 446
Neural Control 446
Humoral Control 447
Physical and Chemical Effects 447
Local Cellular Mechanisms 447
Molecular Physiology 447
Bronchodilator Pathway 447
Bronchoconstrictor Pathway 448
Bronchoconstriction in Airway Disease 448
Oxygenation 449
Ventilation and Perfusion Relationships 449
Distribution of Ventilation 449
Distribution of Perfusion 450
Ventilation in Relation to Perfusion 450
Shunt 450
Effects of General Anesthesia 451
Pulmonary Vascular Resistance 451
Hypoxic Pulmonary Vasoconstriction 451
Cellular Physiology of Hypoxic Pulmonary Vasoconstriction 451
Molecular Physiology 452
Control of Breathing 452
Respiratory Center 452
Central Pattern Generation 452
Connections to the Respiratory Center 453
Molecular Physiology 453
Chemical Control of Ventilation 453
Central Chemoreceptors 454
Peripheral Chemoreceptors 454
Molecular Physiology 455
Ventilatory Response to Sustained Hypoxia 455
Emerging Developments 455
Remodeling of Airways 455
Iron and Hypoxic Pulmonary Vasoconstriction 455
CO2 Oscillations and Control of Ventilation 456
Key Points 456
Key References 456
References 456
26 Pulmonary Pharmacology 458
β2-Adrenoceptor Agonists 459
Structure-Activity 459
Mechanism and Metabolism 459
Clinical Pharmacology 459
Pharmacokinetics, Pharmacodynamics, and Therapeutic Effects 459
Adverse Effects 461
Drug Interactions 461
Clinical Application 461
Common Applications 461
Rationale for Drug Selection and Administration 461
Anticholinergics 461
Structure-Activity 461
Mechanism and Metabolism 462
Clinical Pharmacology 462
Pharmacokinetics, Pharmacodynamics, and Therapeutic Effects 462
Adverse Effects 462
Clinical Application 462
Inhaled Steroids 463
Structure-Activity 463
Mechanism and Metabolism 463
Clinical Pharmacology 464
Pharmacokinetics, Pharmacodynamics, and Therapeutic Effects 464
Adverse Effects 464
Drug Interactions 464
Clinical Application 465
Methylxanthines and Phosphodiesterase Inhibitors 465
Structure-Activity 465
Mechanism and Metabolism 465
Clinical Pharmacology 465
Pharmacokinetics, Pharmacodynamics, and Therapeutic Effects 465
Adverse Effects 466
IV Gastrointestinal and Endocrine Systems 473
27 Liver and Gastrointestinal Physiology 475
Liver 475
Anatomy 475
Blood Supply 476
Liver Function 476
Storage 476
Filtering and Cleansing 477
Metabolism of Nutrients 477
Synthesis of Coagulation Factors 477
Bile Secretion 477
Bilirubin and Jaundice 477
Liver Regeneration 478
Portal Hypertension 478
Hepatic Drug Metabolism and Excretion 479
Anesthetic Pharmacology and the Liver 479
Etiology and Severity of Liver Disease 479
Hepatic Surgery 479
Gastrointestinal Tract 480
Anatomy 480
Properties of the Gastrointestinal Tract 480
Respiration and Pharyngeal Swallowing 480
Lower Esophageal Sphincter 480
Neural Control 481
Enteric Nervous System 481
Parasympathetic Stimulation 481
Sympathetic Stimulation 481
Hormonal Control 481
Splanchnic Circulation 481
Stomach Emptying 481
Enterogastric Nervous Reflex 481
Secretory Functions 481
Autonomic Stimulation 482
Gastric Secretions 482
Pancreatic Digestive Enzymes 482
Bicarbonate Ions 483
Absorption of Nutrients 483
Glucose 483
Fats 483
Gastrointestinal Disorders 483
Anesthetic Pharmacology and the Gastrointestinal Tract 485
Key Points 485
Key References 485
References 486
28 Nutritional and Metabolic Therapy 487
Fasting in the Perioperative Period 487
Benefits of Early Enteral Feeding 488
Timing of Nutrient Delivery 488
Gastrointestinal Dysfunction 489
Nutrition and Metabolism in the Critically Ill 491
Specific Nutrients 492
Glutamine 492
Clinical Outcome Studies Using Glutamine 492
Delivery of Glutamine 493
Arginine 493
Clinical Outcome Studies Using Arginine 493
DELIVERY OF ARGININE 495
Omega-3 Fatty Acids 495
Clinical Outcome Studies Using 20 and 22 Carbon Omega-3 Fatty Acids 496
Delivery of Omega-3 Fatty Acids 496
Timing of Delivery of Nutrients as Pharmacologic Agents 496
Emerging Developments 497
New Protocols and Malnutrition Definitions 497
Additional Metabolically Active Nutrients 497
Future Studies 498
Key Points 498
Key References 498
References 499
29 Pharmacology of Postoperative Nausea and Vomiting 503
Historical Perspective 503
Mechanisms of Nausea and Vomiting 504
Serotonin Receptor Antagonists 505
Ondansetron 505
Granisetron and Dolasetron 505
Palonosetron 508
Dopamine Receptor Antagonists 509
Droperidol 509
Haloperidol 510
Metoclopramide 510
Corticosteroids 511
NK1 Receptor Antagonists 512
Aprepitant 512
Anticholinergic Drugs 512
Scopolamine 513
H1 Receptor Antagonists 514
Dimenhydrinate and Diphenhydramine 514
Promethazine 515
GABA Receptor Agonists 515
Propofol 515
Benzodiazepines 516
Opioid Receptor Antagonists 516
Alvimopan 516
Risk-Based Prophylaxis and Multimodal Therapy 517
Emerging Developments 518
Novel Antiemetic Drugs 518
Postdischarge Nausea and Vomiting 518
Key Points 519
Key References 519
References 520
30 Endocrine Physiology 523
Pituitary Physiology 523
Anterior Pituitary 523
Hyperpituitarism and Anterior Lobe Tumors 524
Gigantism and Acromegaly 524
Cushing Disease 525
Prolactinomas 525
Posterior Pituitary 525
Diabetes Insipidus and Syndrome of Inappropriate Antidiuretic Hormone 526
Parathyroid Physiology 526
Primary Hyperparathyroidism 527
Multiple Endocrine Neoplasia 527
Secondary Hyperparathyroidism 527
Hypoparathyroidism 527
Thyroid Physiology 528
Hypothyroidism 529
Hyperthyroidism 529
Thyroiditis 529
Adrenal Gland Physiology 530
Adrenal Cortex Physiology 530
Cushing Syndrome 530
Glucocorticoid Deficiency 531
Hyperaldosteronism 531
Hypoaldosteronism 531
Adrenal Medulla Physiology 531
Pheochromocytoma 532
Pancreas Physiology 532
Diabetes Mellitus 533
Key Points 534
Key References 535
References 535
31 Endocrine Pharmacology 536
Drugs to Treat Disorders of the Endocrine Pancreas 536
Insulin 536
Basic Pharmacology 536
Clinical Pharmacology 537
Individual Insulin Preparations 538
Regular Insulin 538
Rapidly Acting Insulin Analogues 538
Intermediate-Acting Insulin 538
Long-Acting Insulins 538
Inhaled Insulin 538
Clinical Application 539
Oral Hypoglycemic Agents: Sulfonylureas, Biguanides, Thiazolidinediones 539
Basic Pharmacology 539
Sulfonylureas 539
Biguanides 539
V Fluid, Electrolyte, and Hematologic Homeostasis 559
32 Renal Physiology 561
Renal Blood Flow and Glomerular Filtration Rate 561
Renal Blood Flow 561
Renal Clearance 562
Renal Plasma Flow 562
Glomerular Filtration Rate 562
Age-Related Renal Changes 563
The Nephron 563
Water and the Kidney 563
Salt and the Kidney 563
Potassium and the Kidney 564
Toxin and Metabolite Excretion 564
Acid-Base Balance 565
Renal Hormone Production 565
Defining Renal Failure 566
Risk of Perioperative Acute Kidney Injury 567
Acute Kidney Injury in Surgical Patients 567
Assessment and Management of Acute Kidney Injury 568
Preoperative Approach 568
Intraoperative Management of Renal Function 568
Anesthetic Drugs and Impaired Renal Function 569
Common Perioperative Medications That Impair Renal Function 569
Renal Replacement Therapy during and after Surgery 569
Hepatorenal Syndrome 570
Emerging Developments 570
Prevention and Biomarkers for Acute Kidney Injury 570
Key Points 571
Key References 571
References 572
33 Intravascular Volume Replacement Therapy 574
Historical Perspective 574
Conventional Concepts 575
Body Water 575
Measurement of Body Fluid Spaces 575
Maintenance Requirements for Water, Sodium, and Potassium 575
Interstitium 576
Third Space 577
Fluid Shifts and Losses During Surgery, and Their Replacement 578
Clinical Assessment of Intravascular Volume in Critically Ill Patients 579
Conventional Indices of Resuscitation 579
Urinary Output and Clinical Signs of Hypovolemia 579
Response to Fluid Challenge 579
Static Measurements of Intravascular Volume 580
Central Venous Pressure 580
Pulmonary Artery Occlusion Pressure 580
Transesophageal Echocardiography 580
Intrathoracic Blood Volume Index and Global End-Diastolic Volume Index 580
Stroke Volume Variation and Pulse Pressure Variation 580
Esophageal Doppler Catheter 580
Near Infrared Spectroscopy 581
Body Fluid Dynamics (Modeling Fluid Therapy) 581
Computing Intravascular Expansion from an Endogenous Marker—Hemoglobin 581
Plasma Volume Expansion 582
Volume Kinetics for Infusion Fluids 583
Estimation of Volume Kinetic Parameters 584
Population Kinetics for Infusion Fluids 585
Pharmacodynamics of Infusion Fluids 585
Guiding Principles and Clinical Recommendations 585
Crystalloids 585
Normal Saline 585
Hypertonic Saline 586
Ringer’s Solutions 586
Glucose Solutions 586
Colloids 587
Albumin 588
Dextran-Containing Solutions 588
Hetastarch 588
Gelatin 588
Summary 588
Clinical Fluid Therapy Guidelines 588
Basal Requirements and Rehydration 588
Day Surgery Cases: Minor Surgery 589
Surgery Under Spinal or Epidural Block 589
Gastrointestinal Surgery 589
Emerging Developments 589
Key Points 589
Key References 589
References 590
34 Electrolytes and Diuretics 593
Electrolytes 593
Sodium 593
Physiologic Role 593
Hyponatremia 594
Hypernatremia 597
Potassium 599
Physiologic Role 599
Hypokalemia 600
Hyperkalemia 601
Calcium 602
Physiologic Role 602
Hypocalcemia 603
Hypercalcemia 604
Phosphate 605
Physiologic Role 605
Hypophosphatemia 605
Hyperphosphatemia 606
Magnesium 606
Physiologic Role 606
Hypomagnesemia 607
Hypermagnesemia 608
Diuretics 608
Proximal Convoluted Tubule—Carbonic Anhydrase Inhibitors 609
Ascending Loop of Henle—Loop Diuretics 609
Distal Convoluted Tubule—Thiazides 609
Collecting Ducts—Potassium Sparing Diuretics 610
Osmotic Diuretics 610
Diuretics in Heart Failure 610
Adverse Effects of Diuretics 610
Volume Depletion 610
Azotemia 610
Hypokalemia 610
Hyponatremia 610
Emerging Developments 611
Key Points 611
Key References 612
References 612
35 Blood and Coagulation 615
Normal Hemostatic Mechanisms 615
Hypercoagulability 616
Inherited Risk Factors 616
Increased Procoagulant Effects 616
Reduction of Natural Anticoagulant Factors 617
Fibrinolysis Modulation 618
Other Inherited Conditions 618
Acquired Risk Factors 618
Disease States Associated with Hypercoagulability 618
Heparin-Induced Thrombocytopenia 618
Pathogenesis and Frequency 618
Diagnosis 620
Treatment 620
Hypocoagulability: Perioperative Bleeding 620
Risk Factors for Bleeding 620
Patient-Related Causes of Bleeding 620
Common Inherited Hemostatic Disorders 621
Physician-Related Factors 621
Procedure-Related Factors 621
Pharmacologic Factors 621
Disorders of Hemostasis: Disseminated Intravascular Coagulation 622
Thrombocytopenia 622
Coagulopathy 622
Fibrinogen Consumption 622
Reductions in Coagulation Inhibitors 622
Fibrinolysis Indicators 622
Hemostatic Testing 622
Point-of-Care Coagulation Testing 623
Transfusion Algorithms 623
Blood Conservation 624
Massive Transfusion 624
Key Points 625
Key References 625
References 625
36 Transfusion and Coagulation Therapy 628
Historical Considerations 628
Hemoglobin and PLATELET Replacement 629
Packed Red Blood Cells 629
Clinical Uses 629
Index 669
A 669
B 671
C 672
D 674
E 676
F 676
G 677
H 678
I 679
J 680
K 680
L 680
M 681
N 682
O 684
P 684
Q 686
R 686
S 687
T 688
U 689
V 689
W 690
X 690
Z 690
Clinical Key IBC1