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Clinical Procedures for Medical Assistants - E-Book

Clinical Procedures for Medical Assistants - E-Book

Kathy Bonewit-West

(2017)

Additional Information

Book Details

Abstract

Learn the foundational concepts and skills necessary to become a successful clinical medical assistant! Written using clear and accessible language, Clinical Procedures for Medical Assistants, 10th Edition guides you through common office procedures such as taking vital signs, collecting and processing lab specimens, preparing patients for examinations, and assisting with office surgeries. This new edition is thoroughly updated throughout and includes content on elephant system for ear irrigation, influenza test, h. pylori test, digital scale for measuring weight, administration of rotavirus vaccine, along with new chapters on nutrition, emergency preparedness, and the medical record. Plus, with the addition of soft skills, and critical thinking exercises, this comprehensive text introduces you the skills you need to succeed in today’s fast-paced medical office.

  • UPDATED procedural photos provides you with the most current pictures of how to perform important clinical medical assisting procedures.
  • Detailed learning objectives at the beginning of each chapter align with respective procedures to help guide you through the learning process (and ensure that you learned everything you should from the chapter).
  • Over 120 procedures presented in a clear, illustrated, step-by-step format, with online videos showing 84 of the procedures in action.
  • Student resources on the Evolve companion website offer a fun way for you to practice your medical assisting knowledge with animations, games matching exercises, and other interactive activities.
  • Chapter outlines and learning objectives prepare you for the skills and concepts you will be learning.
  • Charting examples help you understand the process for charting your own procedures.
  • Patient Teaching boxes prepares you for effective communication, with detailed instructions on how to answer questions and how to explain medical concepts and procedures.
  • What Would You Do? What Would You Not Do? case studies challenge you to apply yourr knowledge to realistic medical office situations — with a practitioner's response at the end of chapters.
  • Putting It All Into Practice and Memories from Practicum boxes feature real medical assistants sharing personal, on-the-job experiences.
  • Glossary of key terms gives you a quick reference guide for important terms and concepts.

Table of Contents

Section Title Page Action Price
Front Cover cover
Evolve page IFC1
Brief contents i
Procedures ii
Clinical Procedures for Medical Assistants iii
Copyright Page vi
Reviewers vii
Dedication xi
Preface xiii
New Features in This Edition xiii
Important Additions Include the Following: xiii
Standard Pedagogical Features in This Edition xiii
Extensive Supplemental Resources xv
Procedural Videos xv
Evolve Resources xv
Study Guide xv
Continuing Education xv
Acknowledgments xvi
Clinical Procedure Icons xviii
Detailed contents xix
1 The Medical Record and Health History 1
Chapter Outline 1
Learning Objectives/\tProcedures 1
Key Terms 2
Introduction to the Medical Record 2
Components of the Medical Record 2
Medical Office Administrative Documents 2
Medical Office Clinical Documents 2
Laboratory Reports 2
Diagnostic Procedure Reports 2
Therapeutic Service Reports 3
Hospital Documents 3
Consent Documents 3
Types of Medical Records 3
Paper-Based Patient Record 3
Electronic Medical Record 3
Advantages of the Electronic Medical Record 3
Speed and Productivity 3
Efficiency 6
Accessibility 6
Occupational Tasks 6
Taking a Health History 6
Health History 6
Components of the Health History 6
Identification Data 6
Chief Complaint 7
Documenting Chief Complaints 7
Correct Examples 7
Incorrect Examples 7
Present Illness 7
Past History 7
Family History 11
Social History 11
Review of Systems 11
Documentation in the Medical Record 11
General Guidelines for Documentation 11
Documenting in the Paper-Based Patient Record 12
Documenting Progress Notes 13
Documenting Patient Symptoms 13
Other Activities That Need to Be Documented 13
Procedures 13
Administration of Medication 13
Specimen Collection 13
Diagnostic Procedures and Laboratory Tests 14
Results of Laboratory Tests 16
Patient Instructions 16
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 23
Case Study 1 23
2 Medical Asepsis and the OSHA Standard 25
Chapter Outline 26
Learning Objectives/\tProcedures 25
Key Terms 26
Introduction to Medical Asepsis and the OSHA Standard 26
Microorganisms and Medical Asepsis 26
Growth Requirements for Microorganisms 26
Infection Process Cycle 27
Protective Mechanisms of the Body 27
Medical Asepsis in the Medical Office 28
Hand Hygiene 28
Resident and Transient Flora 28
Handwashing 29
Antiseptic Handwashing 29
Alcohol-Based Hand Rubs 29
Infection Control 29
Gloves 30
Types of Gloves 30
Glove Guidelines 30
OSHA Bloodborne Pathogens Standard 35
Purpose of the Standard 35
OSHA Terminology 36
Components of the OSHA Standard 36
Exposure Control Plan 36
Labeling Requirements 37
Communicating Hazards to Employees 38
Record Keeping 38
Control Measures 38
Engineering Controls 39
Safer Medical Devices 39
Work Practice Controls 39
Personal Protective Equipment 40
Personal Protective Equipment Guidelines 40
Housekeeping 41
Hepatitis B Vaccination 43
Regulated Medical Waste 43
Handling Regulated Medical Waste 43
Disposal of Regulated Medical Waste 45
Bloodborne Diseases 45
Hepatitis B 46
Postexposure Prophylaxis 46
Hepatitis C 46
Acquired Immunodeficiency Syndrome 46
Transmission of AIDS 48
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 49
Case Study 1 49
3 Sterilization and Disinfection 51
Chapter Outline 51
Learning Outcomes/\tProcedures 51
Key Terms 52
Introduction to Sterilization and Disinfection 52
Definitions of Terms 52
Hazard Communication Standard 53
Hazard Communication Program 53
Inventory of Hazardous Chemicals 53
Labeling of Hazardous Chemicals 53
Container Label Requirements 54
Safety Data Sheets 54
Safety Data Sheet Requirements 58
Employee Information and Training 59
Sanitization 60
Sanitizing Instruments 60
Cleaning Instruments 60
Manual Method 60
Ultrasound Method 60
Guidelines for Sanitizing Instruments 60
Disinfection 65
Levels of Disinfection 66
High-Level Disinfection 66
Intermediate-Level Disinfection 66
Low-Level Disinfection 66
Types of Disinfectants 66
Glutaraldehyde 66
Alcohol 67
Chlorine and Chlorine Compounds 67
Phenolics 67
Quaternary Ammonium Compounds 67
Guidelines for Disinfection 67
Sanitize Articles Before Disinfecting Them 67
Observe Safety Precautions 68
Properly Prepare and Use the Disinfectant 68
Properly Store the Disinfectant 68
Sterilization 70
Sterilization Methods 70
Autoclave 70
Monitoring Program 71
Sterilization Indicators 71
Chemical Indicators 72
Autoclave Tape 72
Sterilization Strips 72
Biologic Indicators 72
In-House Method 73
Mail-in Method 73
Wrapping Articles 74
Sterilization Paper 74
Sterilization Pouches 74
Muslin 75
Operating the Autoclave 78
Guidelines for Autoclave Operation 78
Location of the Autoclave 78
Filling the Water Reservoir 78
Loading the Autoclave 79
Timing the Load 79
Drying the Load 80
Handling and Storing Packs 80
Maintaining the Autoclave 80
Daily Maintenance 80
Weekly Maintenance 80
Monthly Maintenance 81
Other Sterilization Methods 81
Dry Heat Oven 81
Ethylene Oxide Gas Sterilization 81
Cold Sterilization 81
Radiation 81
What Would You Do? \tWhat Would You Not Do? \tResponses 84
Case Study 1 84
4 Vital Signs 86
Chapter Outline 87
Learning Outcomes/\tProcedures 86
Key Terms 87
Introduction to Vital Signs 87
Temperature 88
Regulation of Body Temperature 88
Heat Production 88
Heat Loss 88
Body Temperature Range 88
Alterations in Body Temperature 89
Variations in Body Temperature 89
Fever 90
Stages of a Fever 90
Assessment of Body Temperature 91
Assessment Sites 91
Oral Temperature 91
Axillary Temperature 91
Rectal Temperature 91
Aural Temperature 92
Forehead Temperature 92
Types of Thermometers 92
Electronic Thermometer 92
Tympanic Membrane Thermometer 93
Temporal Artery Thermometer 93
Earlobe Temperature Measurement 95
Care and Maintenance 95
Chemical Thermometers 95
Disposable Chemical Single-Use Thermometers 95
Temperature-Sensitive Strips 96
Pulse 107
Mechanism of the Pulse 107
Factors Affecting Pulse Rate 107
Pulse Sites 107
Radial 107
Apical 108
Brachial 108
Ulnar 108
Temporal 108
Carotid 108
Femoral 108
Popliteal 108
Posterior Tibial 108
Dorsalis Pedis 108
Assessment of Pulse 109
Pulse Rate 109
Pulse Rhythm and Volume 109
Respiration 109
Mechanism of Respiration 109
Control of Respiration 109
Assessment of Respiration 110
Respiratory Rate 111
Rhythm and Depth of Respiration 112
Color of the Patient 112
Respiratory Abnormalities 112
Breath Sounds 112
Pulse Oximetry 112
Assessment of Oxygen Saturation 113
Mechanism of Action 113
Interpretation of Results 114
Purpose of Pulse Oximetry 114
Components of the Pulse Oximeter 114
Monitor 115
Probe 115
Factors Affecting Pulse Oximetry 116
Pulse Oximeter Care and Maintenance 117
Blood Pressure 122
Mechanism of Blood Pressure 122
Interpretation of Blood Pressure 122
Pulse Pressure 123
Factors Affecting Blood Pressure 123
Assessment of Blood Pressure: Manual Method 123
Stethoscope 124
Stethoscope Chest Piece 124
Manual Sphygmomanometer 124
Aneroid Sphygmomanometer 124
Cuff Sizes 124
Korotkoff Sounds 126
Assessment of Blood Pressure: Automatic Method 128
Advantages 132
Disadvantages 133
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 137
Case Study 1 137
5 The Physical Examination 141
Chapter Outline 141
Learning Outcomes/\tProcedures 141
Key Terms 142
Introduction to the Physical Examination 142
Definitions of Terms 142
Preparation of the Examining Room 143
Preparation of the Patient 144
Measuring Weight and Height 145
Body Mechanics 153
Principles 154
Application of Body Mechanics 155
Standing 155
Sitting 155
Lifting 155
Positioning and Draping 156
Wheelchair Transfer 165
Assessment of the Patient 170
Inspection 173
Palpation 173
Percussion 173
Auscultation 173
Assisting the Provider 174
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 177
Case Study 1 177
6 Eye and Ear Assessment and Procedures 179
Chapter Outline 179
Learning Outcomes/\tProcedures 179
Key Terms 179
Introduction to the Eye 180
Structure of the Eye 180
Visual Acuity 181
Eye Specialists 181
Assessment of Distance Visual Acuity 181
Conducting a Snellen Test 182
Assessing Distance Visual Acuity in Preschool Children 183
Assessment of Near Visual Acuity 183
Assessment of Color Vision 184
Ishihara Test 184
Eye Irrigation 190
Eye Instillation 190
Introduction to the Ear 194
Structure of the Ear 194
Assessment of Hearing Acuity 195
Types of Hearing Loss 195
Hearing Acuity Tests 196
Gross Screening Test 196
Tuning Fork Tests 196
Audiometry 196
Tympanometry 198
Ear Irrigation 199
Ear Instillation 199
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 205
Case Study 1 205
7 Physical Agents to Promote Tissue Healing 207
Chapter Outline 207
Learning Outcomes/\tProcedures 207
Key Terms 208
Introduction to Tissue Healing 208
Local Application of Heat and Cold 208
Factors Affecting the Application of Heat and Cold 208
Heat 209
Local Effects of Heat 209
Purpose of Applying Heat 209
Types of Heat Applications 209
Heating Pad 209
Hot Soak 210
Hot Compress 210
Chemical Hot Pack 210
Cold 211
Local Effects of Cold 211
Purpose of Applying Cold 211
Types of Cold Applications 211
Ice Bag 211
Cold Compress 211
Chemical Cold Pack 211
Casts 218
Synthetic Casts 219
Cast Application 219
Precautions 221
Guidelines for Cast Care 221
Symptoms to Report 222
Cast Removal 222
Splints and Braces 223
Ambulatory Aids 224
Crutches 224
Axillary Crutch Measurement 225
Crutch Guidelines 225
Crutch Gaits 225
Canes 225
Walkers 226
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 232
Case Study 1 232
8 The Gynecologic Examination and Prenatal Care 234
Chapter Outline 235
Learning Outcomes/\tProcedures 234
Key Terms 235
Gynecology 235
Obstetrics 235
Introduction to the Gynecologic Examination and Prenatal Care 235
Gynecologic Examination 235
Terms Related to Gynecology 236
Breast Examination 236
Breast Cancer Screening Guidelines 237
Pelvic Examination 238
Inspection of External Genitalia, Vagina, and Cervix 238
Pap Test 238
Patient Instructions 240
Specimen Collection 240
Vaginal Specimen 240
Cervical Specimen 240
Endocervical Specimen 240
Preparation Methods 241
Direct Smear 241
Liquid-Based Preparation 241
Cytology Request 242
General Information 242
Date and Time of Collection 242
Collection Method 242
Source of the Specimen 242
Collection Technique 242
Patient History 242
Previous Treatment 242
Evaluation of the Pap Specimen 242
Maturation Index 244
Cytology Report 244
Bimanual Pelvic Examination 245
Rectal-Vaginal Examination 246
Vaginal Infections 252
Trichomoniasis 252
Candidiasis 253
Chlamydia 254
Gonorrhea 254
Obstetrics and Prenatal Care 254
Obstetric Terminology 257
Prenatal Visits 257
First Prenatal Visit 257
Prenatal Record 258
Past Medical History 259
Menstrual History 260
Obstetric History 260
Present Pregnancy History 262
Interval Prenatal History 263
Initial Prenatal Examination 263
Purpose 263
Preparation of the Patient 263
Patient Education 263
Laboratory Tests 263
Urine Tests 264
Urinalysis 264
Swab Tests 265
Pap Test 265
Chlamydia and Gonorrhea 265
Trichomoniasis and Candidiasis 265
Group B Streptococcus 265
Blood Tests 266
Complete Blood Count 266
Hemoglobin and Hematocrit 266
Rh Factor and ABO Blood Type 266
Glucose Challenge Test 266
Syphilis Test 266
Rubella Antibody Titer 266
Rh Antibody Titer (on Rh-Negative Blood Specimens) 266
Hepatitis B and Human Immunodeficiency Virus 266
Return Prenatal Visits 267
Fundal Height Measurement 268
Fetal Heart Tones 269
Vaginal Examination 270
Special Tests and Procedures 270
Multiple Marker Test 270
Obstetric Ultrasound Scan 271
Transabdominal Ultrasound Scan 271
Endovaginal Ultrasound Scan 271
Amniocentesis 271
Fetal Heart Rate Monitoring 273
Medical Assisting Responsibilities 274
Six Weeks Postpartum Visit 277
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 278
Case Study 1 278
What Did Yin-Ling Do? 278
9 The Pediatric Examination 282
Chapter Outline 283
Learning Objectives/\tProcedures 282
Key Terms 283
Introduction to the Pediatric Examination 283
Pediatric Office Visits 283
Developing a Rapport 283
Carrying the Infant 285
Cradle Position 286
Upright Position 286
Growth Measurements 286
Weight 286
Length and Height 286
Head and Chest Circumference 286
Growth Charts 287
Pediatric Blood Pressure Measurement 296
Special Guidelines for Children 296
Correct Cuff Size 296
Cooperation of the Child 296
Blood Pressure Classifications 297
Collection of a Urine Specimen 298
Pediatric Injections 300
Types of Needles 300
Pediatric Intramuscular Injection Sites 300
Pediatric Subcutaneous Injection Sites 301
Immunizations 302
National Childhood Vaccine Injury Act 302
Newborn Screening Test 308
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 313
Case Study 1 313
10 Minor Office Surgery 315
Chapter Outline 316
Learning Outcomes/\tProcedures 315
Key Terms 316
Introduction to Minor Office Surgery 317
Surgical Asepsis 318
Instruments Used in Minor Office Surgery 318
Scalpels 319
Scissors 319
Forceps 319
Miscellaneous Instruments 320
Gynecologic Instruments 324
Care of Surgical Instruments 324
Commercially Prepared Sterile Packages 324
Wounds 330
Wound Healing 330
Phases of Wound Healing 330
Phase 1 330
Phase 2 331
Phase 3 332
Wound Drainage 332
Sterile Dressing Change 332
Sutures 335
Types of Sutures 335
Suture Size and Packaging 337
Suture Needles 337
Insertion of Sutures 338
Suture Insertion Setup 338
Items Placed to the Side of the Sterile Field 338
Items Included on the Sterile Field 338
Procedure: Suture Insertion 338
Postoperative Instructions: Suture Insertion 338
Suture Removal 339
Surgical Skin Staples 339
Adhesive Skin Closures 340
Assisting With Minor Office Surgery 347
Tray Setup 347
Methods Used to Set Up a Sterile Tray 347
Side Table 348
Skin Preparation 348
Shaving the Site 348
Cleansing the Site 348
Antiseptic Application 348
Local Anesthetic 348
Preparing the Anesthetic 349
Assisting the Physician 349
Medical Office Surgical Procedures 356
Sebaceous Cyst Removal 356
Sebaceous Cyst Setup 356
Items Placed to the Side of the Sterile Field 356
Items Included on the Sterile Field 356
Procedure: Sebaceous Cyst Removal 357
Postoperative Instructions: Sebaceous Cyst Removal 357
Surgical Incision and Drainage of Localized Infections 357
Incision and Drainage Setup 358
Items Placed to the Side of the Sterile Field 358
Items Included on the Sterile Field 358
Procedure: Incision and Drainage 358
Postoperative Instructions: Incision and Drainage 358
Mole Removal 358
Mole Shave Excision Setup 360
11 Administration of Medication and Intravenous Therapy 375
Chapter Outline 376
Learning Outcomes/\tProcedures 375
Key Terms 377
Introduction to the Administration of Medication 377
Administering, Prescribing, and Dispensing Medication 377
Legal Aspects 377
Routes of Administration 377
Drug References 377
Food and Drug Administration 378
Drug Nomenclature 380
Classification of Drugs Based on Preparation 381
Liquid Preparations 381
Solid Preparations 381
Classification of Drugs Based on Action 382
Systems of Measurement for Medication 398
Metric System 398
Household System 399
Converting Units of Measurement 400
Controlled Drugs 400
Prescription 402
Parts of a Prescription 402
Generic Prescribing 405
Completing a Prescription Form 405
Electronic Medical Record Prescription Program 405
Medication Record 408
Factors Affecting Drug Action 409
Therapeutic Effect 409
Age 410
Route of Administration 410
Size 410
Time of Administration 410
Tolerance 410
Undesirable Effects of Drugs 410
Adverse Reactions 410
Drug Interactions 410
Allergic Drug Reaction 410
Idiosyncratic Reaction 411
Guidelines for Preparation and Administration of Medication 411
Oral Administration 411
Parenteral Administration 413
Parts of a Needle and Syringe 414
Needle 414
Syringe 414
Safety-Engineered Syringes 415
Preparation of Parenteral Medications 415
Vials 416
Ampules 417
Prefilled Syringes 418
Storage 418
Reconstitution of Powdered Drugs 418
Subcutaneous Injections 419
Intramuscular Injections 419
Intramuscular Injection Sites 420
Dorsogluteal Site 420
Deltoid Site 420
Vastus Lateralis Site 420
Ventrogluteal Site 420
Z-Track Method 420
Intradermal Injections 421
Tuberculin Skin Testing 433
Tuberculosis 433
Purpose of Tuberculin Skin Testing 433
Tuberculin Skin Test Reactions 434
Mantoux Tuberculin Skin Test 434
Guidelines for Administering a Mantoux Tuberculin Skin Test 436
Guidelines for Reading Mantoux Tuberculin Skin Test Results 436
Two-Step Tuberculin Skin Test 437
Tuberculosis Blood Test 437
Allergy Testing 440
Allergy 440
Allergic Reaction 440
Diagnosis and Treatment 440
Types of Allergy Tests 440
Direct Skin Testing 440
Quality Control 442
Negative Control 442
Positive Control 443
Types of Direct Skin Tests 444
Patch Testing 444
Skin-Prick Testing 444
Intradermal Skin Testing 445
In Vitro Allergy Blood Testing 445
Intravenous Therapy 449
Advantages of Outpatient Intravenous Therapy 449
Earlier Hospital Discharge 450
Avoidance of Hospitalization 450
Medical Office–Based Intravenous Therapy 450
Indications for Outpatient Intravenous Therapy 451
Scheduling the Intravenous Therapy 451
Medical Office Guidelines 451
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 451
Case Study 1 451
12 Cardiopulmonary Procedures 454
Chapter Outline 455
Learning Outcomes/\tProcedures 454
Key Terms 456
Introduction to Electrocardiography 456
Structure of the Heart 456
Conduction System of the Heart 457
Cardiac Cycle 458
Waves 458
Baseline, Segments, and Intervals 459
Segments 459
Intervals 459
Electrocardiograph Paper 460
Standardization of the Electrocardiograph 460
Electrocardiograph Leads 461
Electrodes 461
Bipolar Leads 462
Augmented Leads 463
Chest Leads 463
Paper Speed 464
Patient Preparation 465
Maintenance of the Electrocardiograph 465
Electrocardiographic Capabilities 465
Three-Channel Recording Capability 466
Interpretive Electrocardiograph 466
Electronic Medical Record Connectivity 467
Teletransmission 467
Artifacts 467
Muscle Artifact 468
Wandering Baseline Artifact 468
60-Cycle Interference Artifact 468
Interrupted Baseline Artifact 470
Holter Monitor Electrocardiography 473
Purpose 473
Digital Holter Monitor 473
Patient Preparation 474
Electrode Placement 474
Patient Diary 474
Event Marker 475
Evaluating Results 475
Maintenance of the Holter Monitor 476
Cardiac Dysrhythmias 480
Premature Atrial Contraction 480
13 Colon Procedures and Male Reproductive Health 503
Chapter Outline 503
Learning Outcomes/\tProcedures 503
Key Terms 504
Introduction to Colon Procedures 504
Structure of the Large Intestine 504
Blood in the Stool 504
Fecal Occult Blood Test 504
Guaiac Slide Test 504
Purpose 505
Patient Preparation 505
Quality Control 506
Other Types of Stool Tests 509
Fecal Immunochemical Test 509
Fecal DNA Test 509
Sigmoidoscopy 513
Purpose 513
Patient Preparation for Sigmoidoscopy 514
Digital Rectal Examination 514
Sigmoidoscope 514
Procedure 514
Colonoscopy 516
Purpose 516
Patient Preparation for Colonoscopy 517
Procedure 518
Introduction to Male Reproductive Health 518
Prostate Cancer 518
Prostate Cancer Screening 518
Digital Rectal Examination 518
Prostate-Specific Antigen Test 519
Recommendations for Prostate Screening 519
Testicular Self-Examination 519
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 520
Case Study 1 520
What Did Megan Do? 520
14 Radiology and Diagnostic Imaging 522
Chapter Outline 522
Learning Outcomes/\tProcedures 522
Key Terms 523
Introduction to Radiology 523
Conventional Radiology 523
Digital Radiology 523
Contrast Media 524
Fluoroscopy 524
Positioning the Patient 525
Specific Radiographic Examinations 525
Mammography 526
Bone Density Scan 526
Gastrointestinal Series 527
Upper Gastrointestinal Radiography 527
Lower Gastrointestinal Radiography 528
Intravenous Pyelography 529
Other Types of Radiographs 530
Introduction to Diagnostic Imaging 530
Ultrasonography 530
Patient Preparation 531
Computed Tomography 532
Patient Preparation 532
Magnetic Resonance Imaging 533
Patient Preparation 534
Nuclear Medicine 534
Bone Scans 535
Nuclear Cardiac Stress Test 535
Guidelines 536
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 536
Case Study 1 536
15 Introduction to the Clinical Laboratory 538
Chapter Outline 539
Learning Outcomes/\tProcedures 538
Key Terms 539
Introduction to the Clinical Laboratory 539
Laboratory Tests 540
Purpose of Laboratory Testing 540
Types of Clinical Laboratories 543
Physician’s Office Laboratory 543
Components of the Physician’s Office Laboratory 543
Physical Structure 543
Refrigerator 544
Safety Measures 544
Equipment and Supplies 544
Emergency Eyewash Station 544
Procedure for Operating an Emergency Eyewash Station 544
Procedure for Inspecting and Activating an Eyewash Station 545
Room Temperature and Lighting 545
Maintenance 545
Outside Laboratories 546
Laboratory Directory 546
Collection and Testing Categories 548
Laboratory Requests 548
Purpose 548
Parts of Laboratory Request Form 548
Laboratory Reports 552
Laboratory Documents and the Electronic Medical Record 553
Patient Preparation and Instructions 555
Fasting 557
Medication Restrictions 557
Collecting, Handling, and Transporting Specimens 557
Guidelines for Specimen Collection 558
Clinical Laboratory Improvement Amendments 564
Purpose of Clinical Laboratory Improvement Amendments 564
Categories of Laboratory Testing 565
1. Waived Tests 565
2. Moderate-Complexity Tests 565
3. High-Complexity Tests 565
Requirements for Moderate-Complexity and High-Complexity Testing 565
CLIA-Waived Laboratory Testing 566
CLIA-Waived Testing Kits 566
CLIA-Waived Automated Analyzers 567
Quality Control 568
1. Storage and Handling of Test Systems 569
2. Stability of Testing Components 569
3. Calibration 569
4. Controls 570
5. Collecting and Handling Specimens 571
6. Testing the Specimen 571
7. Interpreting and Reading Test Results 572
Categories of Test Results 572
Qualitative Test Results 572
Quantitative Test Results 572
Documenting Test Results 572
Laboratory Safety 572
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 574
Case Study 1 574
16 Urinalysis 576
Chapter Outline 576
Learning Outcomes/\tProcedures 576
Key Terms 577
Structure and Function of the Urinary System 577
Composition of Urine 577
Terms Related to the Urinary System 578
Collection of Urine 578
Guidelines for Urine Collection 579
Urine Specimen Collection Methods 579
Random Specimen 579
First-Voided Morning Specimen 579
Clean-Catch Midstream Specimen 579
Guidelines 579
Twenty-Four–Hour Urine Specimen 580
Analysis of Urine 584
Physical Examination of Urine 584
Color 584
Appearance 585
Odor 585
Specific Gravity 585
Chemical Examination of Urine 585
Urine Testing Kits 586
pH 586
Glucose 587
Protein 588
Ketone 589
Bilirubin 589
Urobilinogen 589
Blood 589
Nitrite 589
Leukocytes 589
Reagent Strips 589
Guidelines for Reagent Strip Urine Testing 592
Quality Control Testing 592
Urine Analyzer 592
Microscopic Examination of Urine 596
Red Blood Cells 596
White Blood Cells 596
Epithelial Cells 596
Casts 596
Crystals 596
Miscellaneous Structures 596
Rapid Urine Cultures 608
Urine Pregnancy Testing 608
Human Chorionic Gonadotropin 608
Immunoassays 609
Guidelines for Urine Pregnancy Testing 609
Serum Pregnancy Test 609
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 614
Case Study 1 614
17 Phlebotomy 617
Chapter Outline 617
Learning Outcomes/\tProcedures 617
Key Terms 618
Introduction to Phlebotomy 618
Venipuncture 618
General Guidelines for Venipuncture 619
Patient Preparation for Venipuncture 619
Review Collection and Handling Requirements 619
Identification of the Patient 619
Assemble the Equipment and Supplies 620
Reassuring the Patient 621
Patient Position for Venipuncture 621
Application of the Tourniquet 622
Guidelines for Applying the Tourniquet 622
Types of Tourniquets 623
Rubber Tourniquet 623
Procedure: Rubber Tourniquet 623
Velcro-Closure Tourniquet 624
Procedure: Velcro-Closure Tourniquet 624
Site Selection for Venipuncture 624
Guidelines for Site Selection 625
Alternative Venipuncture Sites 625
Types of Blood Specimens 626
OSHA Safety Precautions 627
Vacuum Tube Method of Venipuncture 627
Needle 628
Safety-Engineered Venipuncture Devices 628
Plastic Holder 628
Evacuated Tubes 628
Additive Content of Evacuated Tubes 630
Order of Draw for Multiple Tubes 631
Evacuated Tube Guidelines 631
Butterfly Method of Venipuncture 639
Guidelines for the Butterfly Method 640
Problems Encountered With Venipuncture 646
Failure to Obtain Blood 646
Inappropriate Puncture Sites 646
Scarred and Sclerosed Veins 646
Rolling Veins 647
Collapsing Veins 647
Premature Needle Withdrawal 647
Hematoma 648
Hemolysis 648
Fainting 648
Obtaining a Serum Specimen 649
Serum 649
Tube Selection 649
Preparation of the Specimen 649
Removal of Serum 649
Serum Separator Tubes 649
Obtaining a Plasma Specimen 652
Plasma 652
Tube Selection 652
Preparation and Removal of the Specimen 653
Plasma Separator Tube 653
Skin Puncture 653
Puncture Sites 653
Skin Puncture Devices 653
Disposable Semiautomatic Lancet 654
Reusable Semiautomatic Lancet 655
Microcollection Devices 655
Capillary Tubes 655
Microcollection Tubes 655
Guidelines for Performing a Finger Puncture 655
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 659
Case Study 1 659
18 Hematology 661
Chapter Outline 661
Learning Outcomes/\tProcedures 661
Key Terms 662
Introduction to Hematology 662
Components and Functions of Blood 662
Erythrocytes 662
Leukocytes 664
Thrombocytes 666
Hemoglobin Determination 666
Hematocrit 667
White Blood Cell Count 667
Red Blood Cell Count 671
Red Blood Cell Indices 671
MCV: Mean Corpuscular Volume 671
MCH: Mean Corpuscular Hemoglobin 671
MCHC: Mean Cell Hemoglobin Concentration 672
RDW: Red Cell Distribution Width 672
White Blood Cell Differential Count 672
Automatic Method 673
Manual Method 673
Types of White Blood Cells 673
Reference Range 674
PT/INR 677
Purpose 677
Collection of the Specimen 677
Performing a PT/INR Test 678
PT/INR Home Testing 678
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 680
Case Study 1 680
19 Blood Chemistry and Immunology 682
Chapter Outline 682
Learning Outcomes/\tProcedures 682
Key Terms 683
Introduction to Blood Chemistry and Immunology 683
Blood Chemistry 683
Collection of a Blood Chemistry Specimen 683
Automated Blood Chemistry Analyzers 686
Quality Control 688
Calibration 688
Controls 688
Blood Glucose 690
Blood Glucose Testing 690
Fasting Blood Glucose Test 690
Two-Hour Postprandial Blood Glucose Test 690
Oral Glucose Tolerance Test 690
Testing Requirements 691
Side Effects 691
Interpretation of Results 691
Hypoglycemia 691
Tests for Management of Diabetes 691
Self-Monitoring of Blood Glucose 692
Frequency of Testing 694
Test Results 694
Advantages 694
Hemoglobin A1c Test 695
Interpretation of Results 695
Glucose Meters 695
Reagent Test Strips 696
Calibration Procedure 696
Control Procedure 696
Care and Maintenance 697
Cholesterol 701
HDL and LDL Cholesterol 701
Cholesterol Testing 702
Interpretation of Results 702
Patient Preparation 703
CLIA-Waived Cholesterol Analyzers 703
Triglycerides 704
Blood Urea Nitrogen 705
Immunology 705
Immunologic Tests 705
Hepatitis Tests 705
HIV Tests 705
Syphilis Tests 705
Mononucleosis Test 705
Rheumatoid Factor 705
Antistreptolysin O Test 705
C-Reactive Protein 706
Cold Agglutinins 706
ABO and Rh Blood Typing 706
Rh Antibody Titer 706
Rapid Mononucleosis Testing 706
Blood Typing 708
Blood Antigens 708
Blood Antibodies 708
Rh Blood Group System 709
Blood Antigen and Antibody Reactions 709
Agglutination and Blood Typing 710
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 711
Case Study 1 711
20 Medical Microbiology 713
Chapter Outline 714
Learning Outcomes/\tProcedures 713
Key Terms 714
Introduction to Microbiology 714
Normal Flora 715
Infection 715
Stages of an Infectious Disease 715
Microorganisms and Disease 716
Bacteria 716
Cocci 716
Bacilli 716
Spirilla 717
Viruses 718
Microscope 718
Support System 718
Frame 718
Stage 718
Light Source 718
Condenser 719
Diaphragm 719
Adjustment Knobs 719
Optical System 719
Eyepiece 719
Objective Lenses 719
Focus 719
Low and High Power 719
Oil Immersion 720
Care of the Microscope 720
Microbiologic Specimen Collection 723
Handling and Transporting Microbiologic Specimens 723
Wound Specimens 724
Collection and Transport Systems 724
Testing a Microbiologic Specimen in the POL 726
Streptococcal Pharyngitis (Strep Throat) 726
Symptoms 726
CLIA-Waived Streptococcus Testing 726
Influenza 727
Transmission and Incubation Period 727
Symptoms 727
Complications 727
Prevention 727
Influenza Vaccine 727
Infection Control Measures 728
Treatment 728
Home Care 728
Antiviral Medications 728
CLIA-Waived Influenza Testing 728
Nasopharyngeal Swab Specimen 729
Culture and Sensitivity Testing 736
Microbial Cultures 736
Sensitivity Testing 736
Prevention and Control of Infectious Diseases 737
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 737
Case Study 1 737
21 Nutrition 739
Chapter Outline 740
Learning Outcomes/\tProcedures 739
Key Terms 740
Introduction to Nutrition 740
Definition of Terms 740
Nutrients 741
Classification of Nutrients 741
Macronutrients 741
Micronutrients 741
Carbohydrates 742
Classification of Carbohydrates 742
Simple Carbohydrates 742
Complex Carbohydrates 742
Dietary Fiber 742
Soluble Fiber 743
Insoluble Fiber 743
Fat 743
Types of Dietary Fat 743
Saturated Fat 744
Unsaturated Fat 744
Trans Fat 744
Cholesterol 744
Triglycerides 744
Protein 745
Amino Acids 746
Classification of Amino Acids 746
Essential Amino Acids 746
Nonessential Amino Acids 746
Classification of Protein 746
Complete Protein 746
Incomplete Protein 746
Vitamins 747
Classification of Vitamins 747
Water-Soluble Vitamins 747
Fat-Soluble Vitamins 747
Antioxidant Vitamins 747
Minerals 748
Classification of Minerals 748
Major Minerals 749
Trace Minerals 749
Water 750
Dietary Supplements 750
Tools for Healthy Nutrition 752
Nutrition Guides 752
MyPlate 752
2015 Dietary Guidelines for Americans 753
Food Labels 753
Nutrition Facts Panel 753
1. Serving Size and Servings per Package 753
2. Amount of Calories 753
3. Percent Daily Value 753
4. Nutrients That Should Be Limited 755
5. Nutrients That Should Be Obtained in Adequate Amounts 755
6. Footnote With Daily Values 755
7. Additional Nutrients 756
Carbohydrates 756
Protein 756
Ingredient List 756
Nutrition Therapy 758
Weight Management 758
Obesity 759
Treatment of Obesity 760
Nutrition Therapy 760
Physical Exercise Program 760
Behavior Modification Plan 761
Cardiovascular Disease 761
Nutrition Therapy 761
TLC Eating Plan 761
Dietary Cholesterol 761
Saturated Fat 761
Soluble Fiber 761
Hypertension 762
Nutrition Therapy 762
DASH Eating Plan 762
DASH Recommendations 762
Sodium Intake 762
Diabetes 762
Type 1 Diabetes 763
Nutrition Therapy 763
Exchange List System 763
Carbohydrate Counting Method 763
MyPlate Method 763
Type 2 Diabetes 763
Nutrition Therapy 764
Lactose Intolerance 765
Nutrition Therapy 765
Gluten Intolerance 766
Celiac Disease 766
Non-Celiac Gluten Sensitivity 766
Symptoms of Gluten Intolerance 766
Nutrition Therapy 766
Food Allergies 766
Nutrition Therapy 767
Elimination Diet 767
Rotation Diet 767
Denaturation 767
Medication and Supplements 767
Terminology Review 768
22 Emergency Preparedness and Protective Practices 770
Chapter Outline 771
Learning Outcomes/\tProcedures 770
Key Terms 771
Introduction to Disaster and Emergency Planning 771
Categories of Disasters 771
Natural Disasters 771
Man-Made Disasters 771
Psychological Effects of Serious Emergencies 772
The Stress Response 773
Alarm Phase 773
Resistance Phase 773
Recovery or Exhaustion Phase 774
Managing Anxiety 774
Emergency Preparedness in the Medical Office 775
Emergency Action Plan 775
Components of an Emergency Action Plan 775
Fire Safety in the Medical Office 779
Elements of a Fire 779
Fuel Source 779
Ignition Source (Heat) 779
Oxygen 779
Fire Prevention Plan 779
Components of a Fire Prevention Plan 780
Fire Protection in the Medical Office 780
Sprinkler Systems 780
Fire Doors 781
Fire-Resistant Cabinets 781
Fire Alarms 781
Smoke Detectors 781
Fire Extinguishers 781
Emergency Response to a Fire 783
Employee Training and Education 789
Emergency Practice Drills 789
Fire Drills 789
Disaster Drills 789
Medical Assistant’s Role 790
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 790
Case Study 1 790
What Did Beth Ann Do? 790
What Did Beth Ann Not Do? 790
Case Study 2 791
23 Emergency Medical Procedures 792
Chapter Outline 792
Learning Outcomes/\tProcedures 792
Key Terms 793
Introduction to Emergency Medical Procedures 793
Office Crash Cart 793
Emergency Medical Services System 793
First Aid Kit 796
OSHA Safety Precautions 796
Guidelines for Providing Emergency Care 797
Respiratory Distress 797
Asthma 797
Emphysema 798
Hyperventilation 798
Heart Attack 798
Stroke 798
Shock 799
Hypovolemic Shock 799
Cardiogenic Shock 799
Neurogenic Shock 799
Anaphylactic Shock 799
Psychogenic Shock 799
Bleeding 800
External Bleeding 800
Capillary Bleeding 800
Venous Bleeding 800
Arterial Bleeding 800
Emergency Care for External Bleeding 801
Nosebleeds 801
Emergency Care for a Nosebleed 802
Internal Bleeding 802
Wounds 803
Open Wounds 803
Incisions and Lacerations 803
Emergency Care for Incisions and Lacerations 803
Minor Incisions and Lacerations 803
Serious Incisions and Lacerations 803
Punctures 804
Emergency Care for Puncture Wounds 804
Abrasions 804
Emergency Care for Abrasions 804
Closed Wounds 805
Musculoskeletal Injuries 805
Fracture 805
Dislocation 805
Sprain 805
Strain 805
Emergency Care for a Fracture 806
Burns 807
Superficial (First-Degree) Burn 807
Partial-Thickness (Second-Degree) Burn 807
Full-Thickness (Third-Degree) Burn 807
Thermal Burns 807
Emergency Care for Major Thermal Burns 807
Emergency Care for Minor Thermal Burns 808
Chemical Burns 808
Seizures 808
Emergency Care for Seizures 809
Poisoning 809
Ingested Poisons 809
Emergency Care for Poisoning by Ingestion 810
Inhaled Poisons 810
Emergency Care for Inhaled Poisons 810
Absorbed Poisons 810
Emergency Care for Absorbed Poisons 810
Injected Poisons 810
Insect Stings 811
Emergency Care for Insect Stings 811
Spider Bites 811
Emergency Care for Spider Bites 812
Snakebites 812
Emergency Care for Snakebites 812
Animal Bites 812
Emergency Care for Animal Bites 812
Minor Animal Bites. 812
Serious Bites. 812
All Animal Bites. 812
Heat and Cold Exposure 812
Heat Cramps 813
Heat Exhaustion 813
Heatstroke 813
Frostbite 813
Hypothermia 814
Diabetic Emergencies 814
Emergency Care in Diabetes 815
Insulin Shock (Hypoglycemia) 815
Diabetic Coma (Diabetic Ketoacidosis) 815
Doubtful Situations 815
What Would You Do? \tWhat Would You Not Do? \tRESPONSES 815
Case Study 1 815
What Did Judy Do? 815
Appendix A Medical Abbreviations 817
Glossary 826
Index 836
A 836
B 837
C 838
D 840
E 841
F 842
G 843
H 843
I 844
J 845
K 845
L 845
M 845
N 847
O 847
P 848
Q 850
R 850
S 851
T 852
U 853
V 854
W 854
X 854
Y 854
Z 854