Approach to Internal Medicine - A Resource Book for Clinical Practice

Approach to Internal Medicine - A Resource Book for Clinical Practice

von: David Hui

Springer-Verlag, 2011

ISBN: 9781441965059 , 459 Seiten

3. Auflage

Format: PDF, OL

Kopierschutz: Wasserzeichen

Windows PC,Mac OSX für alle DRM-fähigen eReader Apple iPad, Android Tablet PC's Online-Lesen für: Windows PC,Mac OSX,Linux

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Approach to Internal Medicine - A Resource Book for Clinical Practice


 

Disclaimer

6

Preface

7

Section Editors

9

Contributors

10

Contents

11

Pulmonary Medicine

18

Asthma Exacerbation

18

Differential Diagnosis of Wheezing

18

Pathophysiology

18

Clinical Features

18

Investigations

18

Acute Management

18

Long-Term Management

19

Treatment Issues

19

Specific Entities

20

COPD Exacerbation

20

Differential Diagnosis of Acute Dyspnea

20

Pathophysiology

20

Clinical Features

20

Investigations

21

Prognostic Issues

21

Acute Management

21

Long-Term Management

21

Treatment Issues

22

Specific Entities

22

Pneumonia

23

Types of Pneumonia

23

Pathophysiology

23

Clinical Features

23

Investigations

23

Diagnostic and Prognostic Issues

24

Management

24

Treatment Issues

24

Specific Entities

25

Pulmonary Embolism

25

Differential Diagnosis of Acute Dyspnea

25

Pathophysiology

25

Clinical Features

25

Investigations

26

Diagnostic Issues

26

Management

26

Treatment Issues

26

Specific Entities

27

Pleural Effusion

27

Differential Diagnosis

27

Clinical Features

27

Investigations

28

Diagnostic Issues

28

Management

28

Specific Entities

28

Chronic Cough

29

Differential Diagnosis

29

Pathophysiology

29

Investigations

29

Management

29

Specific Entities

29

Hemoptysis

29

Differential Diagnosis

29

Pathophysiology

30

Clinical Features

30

Investigations

30

Management

30

Specific Entities

30

Solitary Pulmonary Nodule

30

Differential Diagnosis

30

Clinical Features

30

Investigations

30

Diagnostic Issues

30

Management

31

Specific Entities

31

Pulmonary Hypertension

31

WHO Classification of Pulmonary Hypertension

31

Pathophysiology

32

Clinical Features

32

Investigations

32

Management

32

Specific Entities

32

Interstitial Lung Disease

32

Differential Diagnosis

32

Clinical Features

33

Investigations

33

Diagnostic Issues

33

Management

33

Specific Entities

33

Obstructive Sleep Apnea

34

Differential Diagnosis of Sleep Disorders

34

Pathophysiology

34

Clinical Features

34

Investigations

34

Management

34

Treatment Issues

35

Specific Entities

35

Respiratory Acidosis: Hypoventilation

35

Differential Diagnosis

35

Pathophysiology

35

Investigations

35

Management

35

Respiratory Alkalosis: Hyperventilation

36

Differential Diagnosis

36

Pathophysiology

36

Investigations

36

Management

36

Approach to Chest Imaging

36

Approach to Chest X-Ray Intepretation

36

Chamber Enlargement

37

Lung Cavities

37

Focal Infiltrate

37

Diffuse Airspace Disease

37

Reticular Pattern

37

Nodular or Reticulonodular Pattern

37

Pleural-Based Disease

38

Hilar Enlargement

38

Mediastinal Masses

38

Signs for Disease Processes

38

CT Chest Protocols

38

Approach to Pulmonary Function Tests

38

Overall Approach to PFT Interpretation

38

Classification of Pulmonary Diseases

38

Terminologies

38

Flow-Volume Loop Patterns

39

Spirometry and Lung Volume Patterns

39

Analyzing DLCO

40

Notes

41

Cardiology

42

Aortic Dissection

42

Differential Diagnosis

42

Pathophysiology

42

Clinical Features

42

Investigations

43

Diagnostic and Prognostic Issues

43

Management

43

Acute Coronary Syndrome

43

Differential Diagnosis of Chest Pain

43

Pathophysiology

43

Clinical Features

44

Investigations

44

Diagnostic and Prognostic Issues

44

Acute Management

45

Long-Term Management of Coronary Artery Disease

47

Treatment Issues

47

Pericardial Diseases: Pericarditis and Tamponade

49

Differential Diagnosis

49

Clinical Features

49

Investigations

50

Management

50

Specific Entities

50

Heart Failure

50

Differential Diagnosis of HF Exacerbation/Dyspnea

50

Pathophysiology

50

Clinical Features

51

Investigations

54

Diagnostic and Prognostic Issues

54

Acute Management

54

Long-Term Management

54

Treatment Issues

54

Specific Entities

55

Digoxin Intoxication

55

Differential Diagnosis

55

Pathophysiology

55

Clinical Features

56

Investigations

56

Diagnostic Issues

56

Management

56

Treatment Issues

56

Atrial Fibrillation

56

Differential Diagnosis of Palpitations

56

Differential Diagnosis of Narrow Complex Tachycardia

57

Differential Diagnosis of Irregularly Irregular Rhythm

57

Pathophysiology

57

Clinical Features of Narrow Complex Tachycardia

57

Clinical Features

57

Investigations

58

Acute Management

58

Long-Term Management

59

Treatment Issues

59

Syncope

60

Cardiac Examination

60

Pulse

60

Blood Pressure

60

Jugular Venous Pressure

60

Precordial Examination

61

Heart Sounds

61

Murmurs

62

Investigations

64

Aortic Stenosis

64

Differential Diagnosis

64

Pathophysiology

64

Clinical Features

64

Investigations

65

Diagnostic and Prognostic Issues

65

Management

65

Treatment Issues

65

Aortic Regurgitation

66

Differential Diagnosis

66

Pathophysiology

66

Clinical Features

66

Investigations

67

Prognostic Issues

67

Management

67

Mitral Stenosis

67

Clinical Features

67

Investigations

67

Diagnostic and Prognostic Issues

68

Management

68

Specific Entities

68

Mitral Regurgitation

68

Differential Diagnosis

68

Pathophysiology

68

Clinical Features

68

Investigations

68

Management

69

Specific Entities

69

Endocarditis

69

Differential Diagnosis

69

Pathophysiology

70

Clinical Features

70

Investigations

70

Diagnostic and Prognostic Issues

70

Management

71

Treatment Issues

71

Peripheral Vascular Disease

71

Differential Diagnosis of Claudication

71

Clinical Features

72

Investigations

73

Diagnostic Issues

73

Management

73

Treatment Issues

73

Specific Entities

73

Hypertension

74

Differential Diagnosis

74

Pathophysiology

74

Clinical Features

74

Investigations

74

Diagnostic Issues

75

Acute Management

75

Long-Term Management

75

Treatment Issues

75

Specific Entities

77

Hyperlipidemia

78

Differential Diagnosis of Hypercholesterolemia

78

Differential Diagnosis of Hypertriglyceridemia

78

Differential Diagnosis of Low HDL

78

Clinical Features

78

Investigations

78

Management

78

Specific Entities

79

Smoking Issues

79

Approach to ECG

79

Ten Steps to ECG

79

Chest Leads Placement

79

Rate and Rhythm

80

Tachycardia

80

Bradycardia and Prolonged PR

80

Prolonged QRS-Bundle Branch Block and Hemiblock

80

Prolonged QT

80

Hypertrophy Criteria

80

Ischemia/Infarct Morphology

81

Voltage Criteria

81

Differential Diagnosis of ST Elevation

81

Special Conditions

82

Notes

83

Nephrology

84

Acute Renal Failure: Pre-renal

84

Differential Diagnosis

84

Pathophysiology

84

Investigations

84

Diagnostic Issues

84

Management

85

Treatment Issues

85

Acute Renal Failure: Renal

85

Differential Diagnosis

85

Clinical Features

85

Investigations

85

Management

86

Specific Entities

86

Acute Renal Failure: Post-renal

87

Differential Diagnosis

87

Investigations

87

Diagnostic Issues

87

Management

87

Glomerulopathies

87

Pathophysiology of Glomerulopathies

87

Clinical Features

87

Nephrotic Syndrome

88

Nephritic Syndrome

88

Specific Entities

88

Chronic Kidney Disease

90

Differential Diagnosis

90

Pathophysiology

90

Clinical Features

90

Investigations

90

Diagnostic Issues

90

Management

91

Treatment Issues

91

Specific Entities

91

Proteinuria

91

Differential Diagnosis

91

Pathophysiology

91

Clinical Features

92

Investigations

92

Management

92

Specific Entities

92

Hematuria

92

Differential Diagnosis

92

Pathophysiology

92

Clinical Features

92

Investigations

92

Diagnostic Issues

92

Management

93

Specific Entities

93

Cystic Kidney Diseases

93

Causes

93

Investigations

93

Management

93

Specific Entities

93

Metabolic Acidosis

94

Differential Diagnosis

94

Investigations

94

Diagnostic Issues

94

Management

95

Specific Entities

95

Metabolic Alkalosis

95

Differential Diagnosis

95

Pathophysiology

96

Investigations

96

Diagnostic Issues

96

Management

96

Specific Entities

96

Hyponatremia

96

Differential Diagnosis of Hypoosmolar Hyponatremia

96

Pathophysiology

97

Investigations

97

Diagnostic Issues

97

Management

97

Treatment Issues

97

Specific Entities

97

Hypernatremia

98

Differential Diagnosis

98

Pathophysiology

98

Clinical Features

98

Investigations

98

Diagnostic Issues

98

Management

98

Hypokalemia

98

Differential Diagnosis

98

Pathophysiology

98

Clinical Features

99

Investigations

99

Diagnostic Issues

99

Management

99

Hyperkalemia

99

Differential Diagnosis

99

Pathophysiology

99

Clinical Features

99

Investigations

99

Diagnostic Issues

99

Management

100

Hypomagnesemia

100

Differential Diagnosis

100

Pathophysiology

100

Clinical Features

100

Investigations

100

Diagnostic Issues

100

Management

100

Hypophosphatemia

100

Differential Diagnosis

100

Pathophysiology

100

Clinical Features

100

Investigations

101

Diagnostic Issues

101

Management

101

Ureteral Calculi

101

Causes

101

Pathophysiology

101

Investigations

101

Diagnostic Issues

101

Management

101

Hypertension

101

Approach to Dialysis

102

Hemodialysis

102

Continuous Renal Replacement Therapy

102

Peritoneal Dialysis (PD)

102

Notes

104

Critical Care

106

Intensive Care Issues

106

ICU Admission Criteria

106

Preventative Strategies

106

Sedation, Analgesia, Paralysis in the ICU

106

Differential Diagnosis for Weakness in the ICU

106

Procedures

106

Central Venous Saturation

107

Prognostic Issues

107

Cardiopulmonary Resuscitation

107

Brain Death

108

Hypoxemia

109

Differential Diagnosis

109

Pathophysiology

109

Investigations

109

Diagnostic Issues

109

Management

110

Treatment Issues

110

Specific Entities

110

Acute Respiratory Distress Syndrome

110

Differential Diagnosis

110

Pathophysiology

110

Investigations

110

Diagnostic and Prognostic Issues

111

Management

111

Ventilation Issues

111

Mechanical Ventilation

111

Assessment of Airway

112

Artificial Airways

112

Ventilatory Settings

112

Weaning Ventilation

113

Ventilator-Associated Pneumonia

114

Shock

114

Differential Diagnosis

114

Pathophysiology

114

Clinical Features

115

Investigations

115

Diagnostic Issues

115

Management

116

Treatment Issues

116

Sepsis and Septic Shock

116

Pathophysiology

116

Investigations

117

Management

117

Lactic Acidosis

118

Differential Diagnosis

118

Pathophysiology

118

Investigations

118

Management

118

Rhabdomyolysis

118

Differential Diagnosis

118

Pathophysiology

118

Investigations

118

Diagnostic Issues

118

Management

118

Specific Entities

119

Toxicology

119

Approach to Overdose

119

Anticholinergic Syndromes

119

Sympathomimetic Syndromes

119

Cholinergic Syndromes

120

Methanol and Ethylene Glycol Overdose

120

Acetaminophen Overdose

120

Salicylate Overdose

120

Opiate, Sedative or Ethanol Intoxication Syndromes

120

Blocker Overdose

120

Calcium Channel Blockers Overdose

121

Lithium Toxicity

121

Diagnostic Issues for Overdose

121

Management of Overdoses

121

Alcohol Withdrawal and Complications of Alcoholism

122

Pathophysiology

122

Clinical Features

122

Investigations

123

Acute Management of Alcohol Withdrawal

123

Long-Term Management of Alcoholism

123

Treatment Issues for Alcohol Withdrawal

123

Specific Entities

124

Hypothermia

124

Causes

124

Pathophysiology

125

Clinical Features

125

Investigations

125

Management

125

Specific Entities

125

Smoke Inhalation

125

Pathophysiology

125

Clinical Features

125

Investigations

126

Management

126

Specific Entities

126

Anaphylaxis

126

Notes

127

Gastroenterology

128

Nausea and Vomiting

128

Differential Diagnosis

128

Pathophysiology

128

Investigations

128

Management

128

Dysphagia

129

Differential Diagnosis

129

Clinical Features

129

Investigations

129

Management

130

Specific Entities

130

Dyspepsia

130

Differential Diagnosis

130

Pathophysiology

130

Clinical Features

130

Investigations

131

Management

131

Specific Entities

131

Acute Abdominal Pain

132

Differential Diagnosis

132

Pathophysiology

132

Clinical Features

132

Investigations

133

Diagnostic Issues

134

Management

134

Specific Entities

134

Upper GI Bleed

135

Differential Diagnosis

135

Clinical Features

135

Investigations

136

Prognostic Issues

136

Management

136

Treatment Issues

136

Lower GI Bleed

137

Differential Diagnosis

137

Clinical Features

137

Investigations

137

Diagnostic Issues

137

Management

137

Inflammatory Bowel Disease Exacerbation

137

Differential Diagnosis

137

Pathophysiology

137

Investigations

138

Management

138

Treatment Issues

139

Acute Diarrhea

139

Differential Diagnosis

139

Pathophysiology

139

Clinical Features

140

Investigations

140

Management

140

Specific Entities

140

Chronic Diarrhea

141

Differential Diagnosis

141

Clinical Features

141

Investigations

141

Investigation Issues

141

Management

141

Specific Entities

141

Malabsorption Syndromes

142

Differential Diagnosis

142

Pathophysiology

142

Clinical Features

142

Investigations

142

Management

143

Specific Entities

143

Constipation

143

Differential Diagnosis

143

Investigations

143

Diagnostic Issues

143

Management

143

Specific Entities

143

Acute Liver Failure

145

Differential Diagnosis

145

Pathophysiology

145

Investigations

145

Diagnostic and Prognostic Issues

146

Management of Acute Liver Failure

146

Treatment Issues

146

Specific Entities

146

Hepatitis B

147

Pathophysiology

147

Clinical Features

147

Investigations

147

Diagnostic Issues

147

Management

148

Treatment Issues

148

Hepatitis C

148

Pathophysiology

148

Clinical Features

148

Investigations

149

Prognostic Issues

149

Management

149

Treatment Issues

149

Chronic Liver Disease: Cirrhosis

149

Differential Diagnosis

149

Pathophysiology of Chronic Liver Disease

149

Clinical Features

150

Investigations

150

Management

151

Specific Entities

151

Hepatic Encephalopathy

152

Differential Diagnosis

152

Pathophysiology

152

Clinical Features

152

Investigations

152

Management

153

Ascites

153

Differential Diagnosis

153

Clinical Features

153

Investigations

153

Diagnostic Issues

154

Management

154

Specific Entities

154

Jaundice

155

Differential Diagnosis of Jaundice/Hyperbilirubinemia

155

Pathophysiology

155

Clinical Features

155

Investigations

155

Management

155

Specific Entities

155

Acute Pancreatitis

156

Causes

156

Pathophysiology

156

Clinical Features

156

Investigations

156

Diagnostic and Prognostic Issues

156

Management

156

Specific Entities

157

Notes

158

Hematology

160

Polycythemia

160

Differential Diagnosis

160

Pathophysiology

160

Clinical Features

160

Investigations

160

Diagnostic Issues

160

Management

160

Microcytic Anemia

161

Differential Diagnosis

161

Pathophysiology

161

Clinical Features

161

Investigations

161

Diagnostic Issues

161

Management

161

Specific Entities

161

Normocytic Anemia

162

Differential Diagnosis

162

Pathophysiology

162

Clinical Features

162

Investigations

162

Diagnostic Issues

162

Management

162

Specific Entities

163

Macrocytic Anemia

163

Differential Diagnosis

163

Pathophysiology

163

Clinical Features

163

Investigations

163

Management

163

Sickle Cell Disease

164

Pathophysiology

164

Clinical Features

164

Investigations

164

Management

164

Specific Entities

165

Neutropenia

165

Differential Diagnosis

165

Pathophysiology

165

Investigations

165

Management

165

Treatment Issues

165

Specific Entities

165

Eosinophilia

165

Differential Diagnosis

165

Pathophysiology

166

Clinical Features

166

Investigations

166

Diagnostic Issues

166

Management

166

Specific Entities

166

Thrombocytosis

167

Differential Diagnosis

167

Pathophysiology

167

Clinical Features

167

Investigations

167

Diagnostic Issues

167

Management

167

Thrombocytopenia

168

Differential Diagnosis

168

Pathophysiology

168

Clinical Features

168

Investigations

168

Diagnostic Issues

168

Management

168

Specific Entities

168

Pancytopenia

170

Differential Diagnosis

170

Investigations

170

Diagnostic Issues

170

Management

170

Specific Entities

170

Bleeding Diathesis

170

Differential Diagnosis

170

Pathophysiology

171

Clinical Features

171

Investigations

172

Management

172

Specific Entities

172

Hypercoagulable States

173

Differential Diagnosis

173

Pathophysiology

173

Investigations

173

Diagnostic Issues

173

Management

173

Treatment Issues

173

Specific Entities

174

Deep Vein Thrombosis

175

Differential Diagnosis of Unilateral Leg Swelling/Deep Vein Thrombosis

175

Pathophysiology

175

Investigations

175

Diagnostic Issues

175

Management

176

Treatment Issues

176

Specific Entities

176

Notes

176

Approach to Anticoagulation Therapies

177

Contraindications to Warfarin Therapy

178

Warfarin-Induced Skin Necrosis

178

Correction of Supratherapeutic INR due to Warfarin Use

178

Transfusion Reactions

179

Investigations

180

Indications for Specially Prepared Blood Products

180

Approach to the Peripheral Blood Smear

180

Terms

180

RBC Intracellular Inclusions

180

TellTale Morphologies

180

Splenomegaly

181

Differential Diagnosis

181

Clinical Features

181

Investigations

182

Management

182

Specific Entities

182

Myeloproliferative Disorders

182

Differential Diagnosis

182

Pathophysiology

182

Clinical Features

182

Investigations

182

Diagnostic and Prognostic Issues

182

Management

183

Treatment Issues

183

Acute Myelogenous Leukemia

183

Hematologic Malignancies Overview

183

Pathophysiology

184

Clinical Features

184

Investigations

184

Diagnostic and Prognostic Issues

184

Management

184

Treatment Issues

185

Specific Entities

185

Acute Lymphoblastic Leukemia

186

Pathophysiology

186

Clinical Features

186

Investigations

186

Prognostic Issues

186

Management

186

Treatment Issues

187

Chronic Lymphocytic Leukemia

187

Differential Diagnosis of Lymphocytosis

187

Pathophysiology

187

Clinical Features

187

Investigations

187

Diagnostic and Prognostic Issues

187

Management

188

Treatment Issues

188

Specific Entities

188

Hodgkin’s Lymphoma

188

Pathophysiology

188

Clinical Features

189

Staging

189

Investigations

189

Prognostic Issues

190

Management

190

Treatment Issues

190

Non-Hodgkin’s Lymphoma

190

Differential Diagnosis of Lymphadenopathy

190

Pathophysiology

190

Clinical Features

191

Staging

192

Investigations

192

Diagnostic and Prognostic Issues

192

Management

192

Treatment Issues

193

Specific Entities

193

Multiple Myeloma

195

Types of Plasma Cell Dyscrasias

195

Pathophysiology

195

Clinical Features

195

Investigations

195

Diagnostic and Prognostic Issues

196

Management

197

Treatment Issues

197

Specific Entities

197

Febrile Neutropenia

197

Hematopoietic Stem Cell Transplant

197

Terminologies

197

Common Indications

198

Allogeneic Transplantation

198

Autologous Transplantation

199

Notes

200

Oncology

202

Lung Cancer

202

Pathophysiology

202

Clinical Features

202

Staging

203

Investigations

203

Diagnostic and Prognostic Issues

203

Management

204

Treatment Issues

204

Mesothelioma

205

Pathophysiology

205

Clinical Features

205

Staging

205

Investigations

205

Prognostic Issues

205

Management

205

Thymoma and Thymic Carcinoma

206

Pathophysiology

206

Clinical Features

206

Staging

206

Investigations

206

Management

206

Treatment Issues

206

Breast Cancer

206

Differential Diagnosis of Breast Mass

206

Pathophysiology

206

Clinical Features

207

Investigations

207

TNM Staging

207

Diagnostic and Prognostic Issues

208

Management

208

Breast Surgery Overview

209

Hormonal Therapy Overview

209

Adjuvant Chemotherapy Overview

210

Palliative Chemotherapy Overview

211

Biological Therapy Overview

211

Management of Brain Metastases

212

Esophageal Cancer

212

Pathophysiology

212

Clinical Features

212

Staging

213

Investigations

213

Diagnostic and Prognostic Issues

213

Management

213

Treatment Issues

213

Gastric Cancer

214

Pathophysiology

214

Clinical Features

214

Staging

214

Investigations

214

Diagnostic and Prognostic Issues

214

Management

215

Treatment Issues

215

Colorectal Cancer

215

Pathophysiology

215

Clinical Features

216

Staging

216

Investigations

216

Management of Colon Cancer

216

Management of Rectal Cancer

217

Treatment Issues

217

Carcinoid Tumors

218

Pathophysiology

218

Clinical Features

218

Investigations

218

Management

219

Treatment Issues

219

Gastrointestinal Stromal Tumor

219

Pathophysiology

219

Clinical Features

220

Investigations

220

Prognostic Issues

220

Management

220

Anal Cancer

220

Pathophysiology

220

Clinical Features

220

Staging

220

Investigations

221

Management

221

Cancer of the Exocrine Pancreas

221

Pathophysiology

221

Clinical Features

221

Staging

221

Investigations

222

Diagnostic Issues

222

Management

222

Treatment Issues

222

Hepatocellular Carcinoma

222

Differential Diagnosis of Focal Liver Lesion (by Ultrasound)

222

Pathophysiology

222

Clinical Features

222

Staging for Hepatocellular Carcinoma or Intrahepatic Bile Duct Cancer

223

Investigations

223

Diagnostic Issues

223

Management

223

Treatment Issues

223

Specific Entities

223

Renal Cancer

224

Differential Diagnosis of Solid Renal Mass

224

Pathophysiology

224

Clinical Features

224

TNM Staging

224

Investigations

225

Diagnostic and Prognostic Issues

225

Management

225

Specific Entities

225

Bladder Cancer

225

Pathophysiology

225

Clinical Features

226

TNM Staging

226

Investigations

226

Prognostic Issues

226

Management

226

Prostate Cancer

227

Pathophysiology

227

Clinical Features

227

Staging

227

Investigations

227

Diagnostic and Prognostic Issues

227

Management

228

Treatment Issues

229

Testicular Cancer

229

Pathophysiology

229

Clinical Features

230

Staging

230

Investigations

230

Diagnostic and Prognostic Issues

230

Management

231

Treatment Issues

231

Brain Tumors

232

Ovarian Cancer

232

Pathophysiology

232

Clinical Features

232

Staging

232

Investigations

232

Diagnostic and Prognostic Issues

233

Management

233

Treatment Issues

233

Endometrial Cancer

233

Pathophysiology

233

Clinical Features

234

Prognostic Issues

234

Staging

234

Investigations

234

Management

234

Treatment Issues

235

Cervical Cancer

235

Pathophysiology

235

Clinical Features

235

TNM Staging

235

Investigations

235

Management

235

Cancer of Unknown Origin

236

Pathophysiology

236

Investigations

236

Management

236

Tumor Markers

237

Pathophysiology

237

Prostate Specific Antigen (PSA)

237

Carcinoembryonic Antigen (CEA)

237

CA 19-9

238

CA 15-3

238

CA 125

238

Cancer Screening

239

Principles of Screening

239

Prostate Cancer Screening

239

Colon Cancer Screening

239

Breast Cancer Screening

240

Ovarian Cancer Screening

240

Cervical Cancer Screening

240

Hereditary Cancer Syndromes

241

Hallmarks of Hereditary Cancer

241

BRCA Syndromes

242

Li-Fraumeni Syndrome

242

Von Hippel-Lindau Syndrome

242

Hereditary Malignant Melanoma

242

Hereditary Diffuse Gastric Cancer (HDGC)

242

Hereditary Non-polyposis Colorectal Cancer (HNPCC, Lynch Syndrome)

242

Familial Adenomatous Polyposis (FAP)

243

Antineoplastic Agents

243

Oncologic Emergencies

245

Infusion Reactions

245

Malignant Spinal Cord Compression

245

Malignant Cauda Equina Syndrome

245

Superior Vena Cava Syndrome

245

Hypercalcemia

246

Tumor Lysis Syndrome

246

Febrile Neutropenia

246

Chemotherapy-Induced Nausea and Vomiting

246

Pathophysiology

246

NCI-CTC Grading v4.0

246

Emetogenic Levels of Intravenously Administered Antineoplastic Agents

247

Management

247

Treatment Issues

247

Oral Mucositis

247

Pathophysiology

247

NCI-CTC Grading v4.0

247

Management

248

Chemotherapy-Induced Diarrhea

248

Pathophysiology

248

NCI-CTC Grading v4.0

248

Management

248

Notes

249

Infectious Diseases

250

Fever of Unknown Origin

250

Differential Diagnosis

250

Pathophysiology

250

Clinical Features

250

Investigations

250

Diagnosis and Prognostic Issues

251

Management

251

Fever and Rash

251

Differential Diagnosis

251

Clinical Features

251

Investigations

252

Management

252

Specific Entities

252

Fever and Joint Pain

253

Sepsis

253

Febrile Neutropenia

253

Differential Diagnosis

253

Pathophysiology

253

Clinical Features

254

Investigations

254

Management

254

Treatment Issues

254

Specific Entities

255

Fever with Travel History

255

Differential Diagnosis

255

Clinical Features

256

Investigations

256

Pre-Travel Considerations

256

Specific Entities

256

Pneumonia

258

Endocarditis

258

Meningitis

258

Differential Diagnosis for Fever and Neurological Symptoms

258

Pathophysiology

259

Investigations

259

Diagnostic and Prognostic Issues

260

Management

260

Specific Entities

260

Urinary Tract Infections and Sexually Transmitted Infections

261

Differential Diagnosis of Dysuria

261

Pathophysiology of Urinary Tract Infections

261

Clinical Features of Urinary Tract Infections

261

Investigations for Urinary Tract Infections

262

Diagnostic Issues for Urinary Tract Infections

262

Management of Urinary Tract Infections

262

Vaginitis

262

Sexually Transmitted Infections (STIs)

262

Soft Tissue Infections

264

Differential Diagnosis

264

Pathophysiology

264

Investigations

264

Management

264

Specific Entities

264

Osteomyelitis

265

Differential Diagnosis

265

Pathophysiology

265

Clinical Features

265

Investigations

266

Diagnostic Issues

266

Management

266

Specific Entities

266

Septic Arthritis

267

Tuberculosis: Pulmonary

267

Pathophysiology

267

Clinical Features

267

Investigations

268

Diagnostic Issues

268

Management

268

Treatment Issues

269

Approach to Gram Stain, Culture, and Sensitivity

269

Gram-Positive Cocci

269

Gram-Positive Bacilli

269

Gram-Negative Cocci

269

Gram-Negative Bacilli

269

Specific Organisms

270

Antibiotic Susceptibility and Resistance

270

Antibiotics

271

Gentamicin and Tobramycin Dosing

273

Once-Daily Gentamicin and Tobramycin Dosing

273

Vancomycin Toxicity and Dosing

273

Penicillin Allergy

274

Approach to Empiric Antibiotics

274

General Approach

274

Specific Infections and Empiric Antibiotic Choices

274

Hepatitis B

275

Hepatitis C

275

Herpes Simplex Virus Infection

275

Human Immunodeficiency Virus

276

Risk Factors for HIV

276

Acute HIV Infection

276

Natural History of HIV

276

CNS Lesions in HIV Patients

276

Chronic Meningitis in HIV Patients

277

Respiratory Infections in HIV Patients

277

Esophagitis in HIV Patients

277

Hepatitis/Cholangitis/Pancreatitis in HIV Patients

277

Colitis/Diarrhea in HIV Patients

277

AIDS-Associated Malignancies

277

Education, Prophylaxis, and Immunization for HIV Patients

278

Antiretroviral Therapy for HIV Patients

278

Therapeutic Decisions in HIV

278

Immune Reconstitution Inflammatory Syndrome (IRIS) in HIV Patients

279

Viral Hepatitis in HIV Co-infected Patients

279

Influenza

279

Differential Diagnosis

279

Pathophysiology

279

Clinical Features

280

Investigations

281

Management

281

Treatment Issues

281

Antiviral Agents

282

Fungal Infections

282

General Approach

282

Candidiasis

282

Aspergillosis

283

Zygomycetes (Mucormycosis)

283

Histoplasmosis

283

Cryptococcosis

284

Coccidioidomycosis

284

Blastomyces

284

Antifungal Agents

285

Indications for Voriconazole

285

Indications for Caspofungin

286

Treatment Definitions

286

Infection Control

286

Nosocomial Infections

286

Needle Stick Injury

286

Immunization for Adults

287

Principles

288

Notes

289

Rheumatology

290

Septic Arthritis

290

Differential Diagnosis of Monoarthritis

290

Pathophysiology

290

Clinical Features

290

Investigations

291

Diagnostic Issues

291

Management

291

Gout

292

Causes

292

Pathophysiology

292

Clinical Features

292

Investigations

292

Diagnostic Issues

292

Management

292

Treatment Issues

292

Specific Entities

293

Polyarticular Joint Pain and Fever

293

Differential Diagnosis

293

Clinical Features

293

Investigations

293

Management

294

Specific Entities

294

Rheumatoid Arthritis

294

Differential Diagnosis of Polyarthritis

294

Pathophysiology

294

Clinical Features

294

Investigations

295

Diagnostic and Prognostic Issues

295

Management

295

Specific Entities

295

Systemic Lupus Erythematosus

296

Pathophysiology

296

Clinical Features

296

Investigations

297

Management

297

Specific Entities

297

Seronegative Spondyloarthropathies

299

Differential Diagnosis of Oligoarthritis

299

Clinical Features

299

Investigations

299

Diagnostic Issues

299

Management

300

Specific Entities

300

Back Pain

301

Differential Diagnosis

301

Clinical Features

301

Investigations

301

Diagnostic Features

301

Management

301

Specific Entities

302

Osteoarthritis

303

Differential Diagnosis

303

Pathophysiology

303

Clinical Features

303

Investigations

303

Diagnostic Issues

303

Management

303

Specific Entities

303

Fibromyalgia

304

Differential Diagnosis of Diffuse Body Pain

304

Pathophysiology

304

Clinical Features

304

Investigations

304

Management

305

Specific Entities

305

Vasculitis

305

Differential Diagnosis

305

Pathophysiology

305

Clinical Features

305

Investigations

306

Management

306

Specific Entities

306

Approach to Serologies

309

Inflammatory Markers

309

Rheumatoid Arthritis

309

Lupus

309

Scleroderma

309

Sjogren’s Syndrome

309

Inflammatory Myopathies

310

Vasculitis

310

Joint Examination

311

Notes

313

Neurology

314

Brain Tumors

314

Pathophysiology

314

Clinical Features

314

Investigations

315

Prognostic Issues

315

Management

315

Treatment Issues

315

Specific Entities

315

Acute Stroke Syndromes

316

Differential Diagnosis

316

Pathophysiology

316

Clinical Features

317

Investigations

319

Diagnostic and Prognostic Issues

319

Management

319

Treatment Issues

319

Specific Entities

320

Cranial Nerve Examination

321

Specific Entities

322

Diplopia

323

Differential Diagnosis

323

Pathophysiology

323

Clinical Features

323

Investigations

324

Management

324

Specific Entities

324

Bell’s Palsy

324

Causes of Facial Droop

324

Pathophysiology

324

Clinical Features

324

Investigations

324

Diagnostic and Prognostic Issues for Bell’s Palsy

324

Management of Bell’s Palsy

325

Specific Entities

325

Multiple Sclerosis

325

Differential Diagnosis

325

Pathophysiology

325

Clinical Features

325

Investigations

325

Diagnostic and Prognostic Issues

325

Management

326

Dementia

326

Delirium

326

Seizures

326

Differential Diagnosis

326

Pathophysiology

327

Clinical Features

327

Investigations

327

Diagnostic Issues

327

Management

327

Treatment Issues

328

Syncope

329

Differential Diagnosis

329

Clinical Features

329

Investigations

329

Management

329

Treatment Issues

329

Specific Entities

329

Neurocardiogenic (Vasovagal) Syncope

329

Neurogenic Orthostatic Hypotension

329

Migraine Headaches

330

Differential Diagnosis of Headaches

330

Clinical Features

330

Investigations

331

Diagnostic Issues

331

Management of Migraine Headaches

331

Specific Entities

331

Meningitis

332

Dizziness and Vertigo

332

Differential Diagnosis

332

Clinical Features

332

Investigations

332

Diagnostic Issues

333

Management

333

Specific Entities

333

Hearing Impairment

334

Differential Diagnosis

334

Clinical Features

334

Investigations

334

Management

334

Myasthenia Gravis

335

Differential Diagnosis of Ptosis

335

Pathophysiology

335

Clinical Features

335

Investigations

336

Management of Myasthenia Gravis

336

Specific Entities

336

Ataxia

336

Differential Diagnosis

336

Clinical Features

336

Investigations

337

Management

337

Subacute Combined Degeneration

337

Parkinson’s Disease

337

Classification of Movement Disorders

337

Pathophysiology

337

Clinical Features

338

Investigations

339

Investigations for Hyperkinetic Movement Disorders

339

Management

339

Specific Entities

339

Radiculopathy

340

Pathophysiology

340

Clinical Features

340

Investigations

340

Treatment of Cervical Radiculopathy

340

Specific Entities

340

Dermatomes

341

Myotomes

341

Brachial Plexus

342

Muscle-Nerve Function Correlation

342

Differentiating between Nerve Root and Peripheral Nerve Lesions

342

Specific Considerations

344

Peripheral Neuropathy

344

Differential Diagnosis

344

Clinical Features

344

Investigations

344

Management

344

Specific Entities

345

Peripheral Nerves

346

Muscle Weakness

349

Differential Diagnosis

349

Clinical Features

349

Investigations

349

Management

350

Specific Entities

350

Approach to Neuroimaging

350

Modalities

350

Approach to CT Head

350

Head CT Findings in the Elderly

351

Head CT Findings in Stroke

351

Notes

352

Notes

353

Endocrinology

354

Diabetes Mellitus

354

Classification

354

Pathophysiology

354

Clinical Features

354

Investigations

355

Diagnostic Issues

355

Acute Management of Diabetic Ketoacidosis

355

Specific Entities

356

Long-Term Management

356

Oral Hypoglycemic Agents

357

Principles of Insulin Use

358

Starting Insulin for New Patients

358

Regular Insulin Dose Adjustment Principles

358

Sample Sliding Scale Template

359

Treatment Issues

359

Hypoglycemia

359

Differential Diagnosis

359

Pathophysiology

359

Clinical Features

359

Investigations

359

Management

359

Hypothyroidism

360

Differential Diagnosis

360

Clinical Features

360

Investigations

360

Diagnostic Issues

360

Management

360

Treatment Issues

360

Specific Entities

360

Hyperthyroidism

361

Differential Diagnosis

361

Pathophysiology

361

Clinical Features

361

Investigations

361

Diagnostic Issues

362

Management

362

Treatment Issues

362

Specific Entities

362

Solitary Thyroid Nodule

362

Differential Diagnosis

362

Clinical Features

362

Investigations

362

Diagnostic Issues

363

Management

363

Treatment Issues

363

Pituitary Tumors

363

Differential Diagnosis of Pituitary Tumors

363

Differential Diagnosis of Hyperprolactinemia

363

Clinical Features

363

Investigations

363

Diagnostic Issues

363

Management

364

Specific Entities

364

Polyuria

364

Differential Diagnosis

364

Pathophysiology

364

Investigations

364

Management of Diabetes Insipidus

365

Adrenal Incidentaloma

365

Differential Diagnosis

365

Pathophysiology

365

Clinical Features

365

Investigations

365

Diagnostic Issues

365

Management

366

Specific Entities

366

Adrenal Insufficiency

366

Differential Diagnosis

366

Clinical Features

366

Investigations

367

Diagnostic Issues

367

Management

367

Cushing’s Syndrome

367

Differential Diagnosis

367

Clinical Features

367

Investigations

367

Diagnostic Issues

368

Management

368

Treatment Issues

368

Specific Entities

369

Hypocalcemia

369

Differential Diagnosis

369

Pathophysiology

369

Clinical Features

369

Investigations

369

Management

369

Specific Entities

369

Hypercalcemia

370

Differential Diagnosis

370

Pathophysiology

370

Clinical Features

370

Investigations

370

Diagnostic Issues

370

Management

370

Treatment Issues

371

Specific Entities

371

Osteoporosis

371

Causes

371

Pathophysiology

371

Clinical Features

371

Investigations

372

Diagnostic and Prognostic Issues

372

Management

372

Treatment Issues

372

Specific Entities

372

Hypertension

373

Hyperlipidemia

373

Amenorrhea

373

Differential Diagnosis

373

Pathophysiology

373

Clinical Features

373

Investigations

374

Management

374

Hirsutism

374

Differential Diagnosis

374

Pathophysiology

374

Clinical Features

374

Investigations

374

Management

375

Specific Entities

375

Notes

376

Dermatology

378

Eczema

378

Differential Diagnosis of Pruritus

378

Pathophysiology

378

Clinical Features

378

Investigations

378

Management

378

Specific Entities

378

Psoriasis Vulgaris

379

Differential Diagnosis of Papulosquamous Lesions

379

Pathophysiology

379

Clinical Features

379

Investigations

379

Management

379

Specific Entities

379

Acne Vulgaris

380

Differential Diagnosis of Acneiform Lesions

380

Pathophysiology

380

Clinical Features

381

Investigations

381

Management

381

Treatment Issues

381

Specific Entities

381

Exanthematous Lesions

381

Differential Diagnosis of Exanthematous Lesions

381

Clinical Features

381

Management

381

Specific Entities

382

Stevens-Johnson Syndrome/Toxic Epidermal Necrolysis

382

Differential Diagnosis of Vesicles/Bullous Lesions

382

Pathophysiology

382

Clinical Features

382

Investigations

383

Prognostic Issues

383

Management

383

Specific Entities

383

Ulcers

384

Differential Diagnosis of Ulcers

384

Investigations

384

Management

384

Specific Entities

384

Melanoma and Skin Tumors

385

Differential Diagnosis of Pigmented Lesions

385

Pathophysiology

385

Clinical Features

385

Investigations

386

Diagnostic and Prognostic Issues

386

Management

386

Specific Entities

387

Cutaneous Lupus Erythematosus

388

Differential Diagnosis of Photosensitivity

388

Clinical Features

388

Investigations

388

Management

388

Specific Entities

388

Drug Eruptions

389

Differential Diagnosis

389

Investigations

389

Management

389

Specific Entities

389

Erythema Nodosum

390

Differential Diagnosis of Painful Nodules

390

Pathophysiology

391

Clinical Features

391

Investigations

391

Management

391

Clubbing

391

Differential Diagnosis

391

Pathophysiology

391

Clinical Features

391

Investigations

391

Management

391

Specific Entities

392

Dupuytren’s Contracture

392

Differential Diagnosis

392

Pathophysiology

392

Clinical Features

392

Management

392

Notes

393

Geriatrics

394

Geriatric-Specific Issues

394

The Frail Elderly

394

Comprehensive Geriatrics Assessment

394

Comprehensive Geriatric Management

394

Health Care and Financial Proxy

395

Competency Assessment

395

Dementia and Cognitive Impairment

395

Differential Diagnosis

395

Pathophysiology

395

Clinical Features

396

Investigations

396

Diagnostic Issues

396

Management

397

Specific Entities

397

Delirium

397

Differential Diagnosis

397

Pathophysiology

398

Clinical Features

398

Investigations

398

Diagnostic Issues

399

Management

399

Treatment Issues

399

Falls

399

Differential Diagnosis

399

Pathophysiology

399

Clinical Features

400

Investigations

400

Management

400

Osteoporosis

400

Urinary Incontinence

400

Differential Diagnosis of Chronic Urinary Incontinence

400

Differential Diagnosis of Transient Urinary Incontinence

401

Pathophysiology

401

Investigations

401

Management of Chronic Urinary Incontinence

401

Hearing Impairment

402

Pharmacological Issues in the Elderly

402

Principles of Drug Use in the Elderly

402

Under-Prescribing in the Elderly

402

Over-Prescribing in the Elderly

402

Common Adverse Drug Reactions and Drug-Drug Interactions

402

Notes

404

Palliative Care

406

Palliative Care-Specific Issues

406

Introduction

406

Symptom Complex and Assessment

406

Depression in the Palliative Setting

407

Care for Caregivers

407

Communication in the Palliative Setting

407

Decision Making in the Palliative Setting

407

Spirituality in the Palliative Setting

407

Diagnosis of Dying

408

Medication Administration in the Palliative Setting

408

Principles of Pain Control

408

Types of Pain

408

Pathophysiology

408

Management

409

Treatment Issues

409

Delirium

411

Cancer-Related Fatigue

411

Causes

411

Pathophysiology

411

Clinical Features

411

Investigations

411

Management

411

Dyspnea in the Palliative Setting

411

Differential Diagnosis of Acute Dyspnea

411

Pathophysiology

412

Investigations

412

Management

412

Treatment Issues

412

Specific Entities

412

Nausea and Vomiting in the Palliative Setting

412

Investigations

412

Management

413

Specific Entities

413

Constipation in the Palliative Setting

413

Differential Diagnosis

413

Pathophysiology

413

Investigations

413

Diagnostic Issues

413

Management

414

Anorexia-Cachexia

414

Differential Diagnosis

414

Pathophysiology

414

Differential Diagnosis

414

Investigations

415

Management

415

Treatment Issues for Anorexia-Cachexia

415

Communication Issues

416

Communication Techniques

416

Discussing Resuscitation Status

416

Breaking Bad News-The Gentle Art of Truth Telling

416

Prognostication in Far Advanced Cancer Patients

417

Reasons for Discussing Prognosis

417

Prognostic Factors

417

Prognostic Tools

417

Notes

419

Nutrition

420

Obesity

420

Complications and Associated Disorders

420

Pathophysiology

420

Investigations

420

Management

420

Treatment Issues

421

Malabsorption Syndromes

421

Anorexia-Cachexia

421

Vitamin B12 Deficiency

422

Differential Diagnosis

422

Pathophysiology

422

Clinical Features

422

Investigations

422

Management

422

Diet and Supplemental Nutrition

423

Introduction

423

Nutritional Assessment

423

Hospital Diet Types

423

Enteral Nutrition Overview

423

Routes for Enteral Feeds

423

Administration of Enteral Feeds

423

Enteral Nutrition Formulas

424

Additions to Enteral Feeds

424

Complications of Enteral Feeds

424

Parenteral Nutrition Overview

424

Components of Total Parenteral Nutrition

424

Refeeding Syndrome

424

Notes

425

Obstetric Medicine

426

Preeclampsia/Eclampsia/HELLP Syndrome

426

Differential Diagnosis of Hypertension in Pregnancy

426

Pathophysiology

426

Clinical Features

426

Investigations

426

Management

426

Pulmonary Diseases in Pregnancy

427

Asthma

427

Venous Thromboembolism

427

Amniotic Fluid Embolism

427

Cardiac Diseases in Pregnancy

428

Pathophysiology

428

Valvular Disorders

428

Myocardial Disorders

428

Rhythm Disorders

428

Hepatic Diseases in Pregnancy

428

Differential Diagnosis

428

Clinical Features

429

Investigations

429

Management

429

Specific Entities

429

Infectious Diseases in Pregnancy

429

Urinary Tract Infections

429

Human Immunodeficiency Virus (HIV)

430

TORCHES Infections

430

Tuberculosis

430

Antibiotics

430

Endocrine Disorders in Pregnancy

430

Diabetes in Pregnancy

430

Hypothyroidism in Pregnancy

431

Hyperthyroidism in Pregnancy

431

Other Disorders in Pregnancy

431

Seizures in Pregnancy

431

Lupus in Pregnancy

432

Breast Cancer in Pregnancy

432

Pain Control in Pregnancy

432

Thrombocytopenia in Pregnancy

432

Antiphospholipid Antibody Syndrome in Pregnancy

432

Notes

433

General Internal Medicine

434

Approach to Diagnostic Tests and Clinical Trials

434

Diagnostic Tests

434

Therapeutic Interventions

435

Smoking Cessation

435

Complications and Smoking-Associated Disorders

435

Pathophysiology of Smoking

435

Management of Smoking Cessation

436

Treatment Issues

436

Prognostic Issues

436

Multisystem Disorders

437

Selected MultiSystem Disorders

437

Hemochromatosis

437

Sarcoidosis

437

Amyloidosis

437

Cryoglobulinemia

438

Porphyria

438

Whipple’s Disease

439

Perioperative Assessment for Non-cardiopulmonary Surgery and Postoperative Complications

439

Perioperative Cardiac Risk Assessment

439

Perioperative Pulmonary Risks

440

Investigations for Perioperative Patients

440

Management of Perioperative Patients

441

Postoperative Complications

442

Medical Fitness to Drive

443

General Principles

443

Obtaining Consent for Medical Procedures

444

Consenting Process

444

Biomedical Ethics Issues

444

Ethics Judgment

444

Truth Telling

444

Informed Consent

444

Capacity

444

Battery and Negligence

445

Confidentiality

445

Futility

445

Euthanasia

445

Resource Allocation

445

Research Ethics

445

Conflict of Interest

445

Hospital Admission and Discharge Issues

446

Principles of Medical Management

446

Reasons for Admission

446

Rehabilitation Criteria

446

Discharge Criteria

446

Disposition

446

Notes

447

Appendix A Advanced Cardiac Life Support

448

Appendix B List of Common Abbreviations

449

Appendix C Common Laboratory Values And Unit Conversion

453

Appendix D History Template

457

Index

458

Selected Internal MedicineTopics

474