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Hepatology and Critical Care, An Issue of Critical Care Clinics, E-Book

Hepatology and Critical Care, An Issue of Critical Care Clinics, E-Book

Rahul S. Nanchal | Ram M. Subramanian

(2016)

Additional Information

Book Details

Abstract

This issue of Critical Care Clinics focuses on Hepatology and Critical Care. Articles include: Acute on Chronic and Decompensated Chronic Liver Failure, Hepatic Encephalopathy, Respiratory Complication in Liver Disease, GI Issues in Liver Disease, Bridging the Patient with Liver Disease to Transplant or Recovery, Infections in Liver Disease, Kidney Injury in Liver Disease, The Liver in Critical Illness, Hematological Issues in Liver Disease, Pharmacological Issues in Liver Disease and more!


Table of Contents

Section Title Page Action Price
Front Cover Cover
Hepatology and Critical Care\r i
Copyright\r ii
Contributors iii
CONSULTING EDITOR iii
EDITORS iii
AUTHORS iii
Contents vii
Preface: Hepato-centric Musings of Two Intensivists—Back to the Future\r vii
Acute-on-chronic and Decompensated Chronic Liver Failure: Definitions, Epidemiology, and Prognostication\r vii
Hepatic Encephalopathy—the Old and the New\r vii
The Circulatory System in Liver Disease\r vii
Kidney Injury in Liver Disease\r viii
Respiratory Complication in Liver Disease\r viii
Gastrointestinal Issues in Liver Disease\r viii
Hematological Issues in Liver Disease\r viii
Pharmacologic Issues in Liver Disease\r ix
Infections in Liver Disease\r ix
The Liver in Critical Illness\r ix
Current Evidence for Extracorporeal Liver Support Systems in Acute Liver Failure and Acute-on-Chronic Liver Failure\r ix
Perioperative Care of the Liver Transplant Patient\r x
CRITICAL CARE CLINICS\r xi
FORTHCOMING ISSUES xi
October 2016 xi
January 2017 xi
April 2017 xi
RECENT ISSUES xi
April 2016 xi
January 2016 xi
October 2015 xi
Preface: Hepato-centric Musings of Two Intensivists—Back to the Future\r xiii
Acute-on-chronic and Decompensated Chronic Liver Failure 301
Key points 301
INTRODUCTION 301
CAUSES AND RISK FACTORS FOR DEVELOPMENT OF CIRRHOSIS 302
Viral Disease 302
Metabolic Disease 303
Autoimmune Disease 303
EPIDEMIOLOGY OF ADVANCED LIVER DISEASE 303
CLINICAL IMPLICATIONS OF ADVANCED LIVER DISEASE: ACUTE-ON-CHRONIC VERSUS DECOMPENSATED CHRONIC LIVER DISEASE 305
DISCUSSION 306
REFERENCES 307
Hepatic Encephalopathy—the Old and the New 311
Key points 311
INTRODUCTION 311
CLASSIFICATION OF HEPATIC ENCEPHALOPATHY 312
HEPATIC ENCEPHALOPATHY, CEREBRAL EDEMA, AND MORTALITY IN ACUTE LIVER FAILURE AND OVERT TYPE C HEPATIC ENCEPHALOPATHY 313
CLINICAL FEATURES AND APPROACH TO EVALUATING A PATIENT WITH HEPATIC ENCEPHALOPATHY 313
NEUROLOGIC ASSESSMENT IN OVERT HEPATIC ENCEPHALOPATHY 313
OBJECTIVES OF SERIAL LABORATORY TESTING RELEVANT TO HEPATIC ENCEPHALOPATHY AND INTRACRANIAL HYPERTENSION IN ACUTE LIVER FAILURE 314
RISK FACTOR FOR DEVELOPMENT OF INTRACRANIAL HYPERTENSION IN ACUTE LIVER FAILURE 314
CLINICAL AND LABORATORY ASSESSMENT IN OVERT TYPE C HEPATIC ENCEPHALOPATHY (DECOMPENSATED CIRRHOSIS AND ACUTE-ON-CHRONIC LIV ... 315
Precipitating Factors for Overt Type C Hepatic Encephalopathy 315
Computed Tomography Brain Imaging in Acute Liver Failure and Overt Type B Hepatic Encephalopathy 315
MRI Brain Imaging in Acute Liver Failure and Overt Type B Hepatic Encephalopathy 318
PHARMACOLOGIC TREATMENT OPTIONS 318
Invasive Neuromonitoring Strategy in Acute Liver Failure 318
Noninvasive Neuromonitoring Strategy in Acute Liver Failure 320
Neuroprotective Strategies in Acute Liver Failure 320
PREVENTION AND MANAGEMENT OF INTRACRANIAL HYPERTENSION 320
PLASMA AMMONIA–LOWERING STRATEGIES IN ACUTE LIVER FAILURE 323
THERAPEUTIC STRATEGIES FOR MANAGING TYPE C HEPATIC ENCEPHALOPATHY IN THE INTENSIVE CARE UNIT 323
Plasma Ammonia–Lowering Strategies 323
Reduction of intestinal ammonia production and absorption 323
Lactulose (β-galactofructose) and lactitol (β-galactosidosorbitol) 323
Polyethylene glycol 324
Ammonia-lowering antibiotics 324
Rifaximin 324
Neomycin 324
Metronidazole 324
Plasma ammonia–lowering devices and nonpharmacologic interventions 324
Continuous renal replacement therapy 324
Molecular adsorbent recirculating system 325
Therapeutic hypothermia (goal temperature of 34°C) 325
Embolizing large spontaneous portosystemic shunts 325
Alternative pathway therapy 325
Neurotransmitter blockade 325
Nutritional and micronutrient supplementation 325
SURGICAL TREATMENT OPTIONS 326
SUMMARY 326
REFERENCES 326
The Circulatory System in Liver Disease 331
Key points 331
PATHOPHYSIOLOGY OF PORTAL HYPERTENSION 332
HYPERDYNAMIC CIRCULATORY SYNDROME 332
Collateral Circulation 333
Proposed Mechanisms for Splanchnic Vasodilatation 333
FLUID RETENTION IN LIVER FAILURE 334
Determining the Cause of Ascites 334
Cardiac Dysfunction in Liver Disease 334
Cardiac Cirrhosis 334
Latent Cardiac Dysfunction 336
Systolic Dysfunction 336
Left Ventricular Hypertrophy 336
Diastolic Dysfunction 337
Electrophysiologic Abnormalities 337
Pathophysiology of Cirrhotic Cardiomyopathy 337
Clinical Impacts of Cardiac Dysfunction in Liver Disease 337
Hemodynamic Monitoring of Patients with Liver Disease in the Intensive Care Unit 339
REFERENCES 340
Kidney Injury in Liver Disease 343
Key points 343
DEFINITION OF ACUTE KIDNEY INJURY 343
EPIDEMIOLOGY AND ETIOLOGY OF ACUTE KIDNEY INJURY IN LIVER DISEASE 344
Acute Kidney Injury and Acute Liver Failure 344
Acute Kidney Injury and Chronic Liver Disease 345
ASSESSING KIDNEY FUNCTION IN LIVER DISEASE 345
DIAGNOSING AND STAGING ACUTE RENAL (DYS-) FUNCTION AND INJURY IN LIVER DISEASE 346
HEPATORENAL SYNDROME 347
Epidemiology and Etiology 347
Definition and Diagnosis 348
Management of Patients with the Hepatorenal Syndrome 349
METABOLIC ACIDOSIS IN LIVER DISEASE 349
Etiology 349
Anion gap metabolic acidosis 349
Lactic acidosis 349
Ketoacidosis 349
Non–anion gap metabolic acidosis 349
Diarrhea 349
Renal tubular acidosis 349
Diagnosis 350
Management 350
RENAL REPLACEMENT THERAPY IN LIVER DISEASE 350
Indications for Renal Replacement Therapy and Patient Selection 350
Renal Replacement Therapy Modalities 350
Complications of Renal Replacement Therapy 351
SIMULTANEOUS LIVER–KIDNEY TRANSPLANTATION 351
Outcomes 351
Predictors of Renal Recovery after Liver Transplantation 351
Selection Criteria for Simultaneous Liver–Kidney Transplantation 352
REFERENCES 352
Respiratory Complication in Liver Disease 357
Key points 357
HEPATOPULMONARY SYNDROME 357
Pathophysiology 357
Clinical Manifestations 358
Diagnosis 359
Treatment 359
HEPATIC HYDROTHORAX 360
Pathophysiology 360
Clinical Manifestation 360
Diagnosis 360
Treatment 361
SPONTANEOUS BACTERIAL PLEURITIS 362
Treatment 362
PORTOPULMONARY HYPERTENSION 362
Epidemiology 363
Clinical Manifestations 363
Pathogenesis 363
Diagnosis 363
Treatment 364
SUMMARY 365
REFERENCES 365
Gastrointestinal Issues in Liver Disease 371
Key points 371
INTRODUCTION 371
GASTROINTESTINAL BLEEDING 372
Esophageal Varices 372
Management of Acute Esophageal Hemorrhage 372
Rescue Therapies 375
Transjugular Intrahepatic Portosystemic Shunt 375
Balloon Tamponade 375
Gastric Varices 375
Management of Bleeding Gastric Varices 376
DISTINCTIVE CAUSES OF NONVARICEAL GASTROINTESTINAL BLEEDING IN CIRRHOTIC PATIENTS 376
NUTRITIONAL CONCERNS AND DYSMOTILITY IN CIRRHOSIS 377
SUMMARY 380
REFERENCES 380
Hematological Issues in Liver Disease 385
Key points 385
INTRODUCTION 385
MECHANISMS OF HEMATOLOGIC ABNORMALITIES IN LIVER FAILURE 386
Coagulation Factors 386
Platelets 387
Von Willebrand Factor 387
Fibrinolysis 387
DIAGNOSING HEMATOLOGIC ABNORMALITIES 388
CLINICAL IMPLICATIONS OF COAGULOPATHY OF LIVER DISEASE 390
Bleeding 390
Disseminated Intravascular Coagulation and Accelerated Intravascular Coagulation and Fibrinolysis 390
Thrombosis 391
MANAGEMENT 391
Antithrombotic Prophylaxis 391
Bleeding 391
Thrombosis 392
SUMMARY 393
REFERENCES 393
Pharmacologic Issues in Liver Disease 397
Key points 397
INTRODUCTION 397
PHARMACOKINETIC AND PHARMACODYNAMIC ALTERATIONS 398
Absorption 398
Distribution 398
Metabolism/Elimination 399
NEUROLOGY 399
Antiepileptics 399
Analgesics 402
Sedatives 402
CARDIOVASCULAR 402
Vasopressors 402
β-Blockers 403
Antiarrhythmics 403
PULMONARY 403
GASTROINTESTINAL 403
Acid Suppression 403
Antiemetics 404
Molecular Adsorbent Recirculating System 404
RENAL 404
HEMATOLOGY 405
Venous Thromboembolism Prophylaxis and Anticoagulation 405
Heparin-Induced Thrombocytopenia 406
INFECTIOUS DISEASE 406
SUMMARY 407
REFERENCES 407
Infections in Liver Disease 411
Key points 411
INTRODUCTION 411
EPIDEMIOLOGY OF INFECTIONS IN LIVER DISEASE 411
Incidence/Prevalence 412
Significance of Infectious Insult in Liver Disease 412
Major Risk Factors of Infection in Liver Disease 412
Types of Infection in Liver Disease 413
Shift of Spectrum to Resistant Infections 413
PATHOGENESIS OF INFECTION 413
Cirrhosis-Associated Immunodeficiency 414
Cirrhosis-Induced Systemic Inflammation 414
CHALLENGES IN THE DIAGNOSIS OF INFECTIONS IN LIVER DISEASE 415
CONSEQUENCES OF INFECTION IN LIVER DISEASE 416
Acute on Chronic Liver Failure 416
Circulatory Failure and Shock 416
Renal Failure 416
Hepatic Encephalopathy 417
Coagulopathy 417
Respiratory Failure 417
MANAGEMENT OF INFECTIONS IN LIVER DISEASE 417
General Approach to Management of Infections in Liver Disease 417
Hemodynamic resuscitation 418
Albumin 418
Hydrocortisone 419
Nutritional support 419
Approach to Antibiotic Therapy 419
Antibiotic Prophylaxis 419
Gastrointestinal bleeding 419
Primary prophylaxis (preventing first episode of spontaneous bacterial peritonitis) 419
Secondary prophylaxis (preventing recurrence of spontaneous bacterial peritonitis) 420
SPECIAL CONSIDERATIONS 420
Spontaneous Bacterial Peritonitis 420
Importance of Fungal Infections 420
SUMMARY 420
REFERENCES 421
The Liver in Critical Illness 425
Key points 425
INTRODUCTION 425
CAUSES OF LIVER DISEASE 425
SEVERITY OF LIVER DYSFUNCTION 427
SELECTIVE REVIEW OF ORGAN DYSFUNCTION AND INTERVENTION 428
Neurologic 428
Cardiovascular 430
Respiratory 432
Renal 432
Hepatic 433
Gastrointestinal/Nutrition 433
Coagulation 434
Endocrine 434
Infectious Disease 434
Rehabilitation 435
SUMMARY 435
REFERENCES 435
Current Evidence for Extracorporeal Liver Support Systems in Acute Liver Failure and Acute-on-Chronic Liver Failure 439
Key points 439
INTRODUCTION: THE TWO SYNDROMES OF LIVER FAILURE 440
Acute Liver Failure 440
Acute-on-Chronic Liver Failure 440
Rationale for Use of Extracorporeal Liver Support in Acute Liver Failure and Acute-on-Chronic Liver Failure 440
EXTRACORPOREAL LIVER SUPPORT SYSTEMS: ARTIFICIAL AND BIOARTIFICIAL 441
ARTIFICIAL EXTRACORPOREAL LIVER SUPPORT: DETOXIFICATION AND THE ALBUMIN HYPOTHESIS 441
Molecular Adsorbent Recirculating System 441
Molecular Adsorbent Recirculating System and Acute-on-Chronic Liver Failure: Clinical Studies 441
MOLECULAR ADSORBENT RECIRCULATING SYSTEM AND ACUTE LIVER FAILURE 442
Molecular Adsorbent Recirculating System and Inflammatory Profile 444
Single-Pass Albumin Dialysis 444
Prometheus: Fractionated Plasma Separation and Adsorption 444
High-Volume Plasmapheresis 445
ARTIFICIAL EXTRACORPOREAL LIVER SUPPORT: ADVERSE EFFECT PROFILE 445
Bioartificial Extracorporeal Liver Support: Design 445
Bioartificial Extracorporeal Liver Support in Acute Liver Failure 446
Is It Wise to Pool Extracorporeal Liver Support Data in Meta-analysis for Acute Liver Failure or Acute-on-Chronic Liver Fai ... 447
DISCUSSION: FUTURE DIRECTIONS 447
REFERENCES 448
Perioperative Care of the Liver Transplant Patient 453
Key points 453
INTRODUCTION 453
INTRAOPERATIVE MANAGEMENT 454
Personnel 454
Phases of the Liver Transplantation Procedure 454
Anesthesia Technique 454
Vascular Access, Monitors, and Other Considerations 456
IMMEDIATE POSTOPERATIVE CARE 456
Protocols for Postoperative Care 458
Graft Function 458
SYSTEM-BASED CONSIDERATIONS FOR POSTOPERATIVE MANAGEMENT 459
Respiratory System Considerations 459
Weaning from mechanical ventilatory support after “routine” liver transplantation 459
Respiratory compromise after liver transplantation 459
Acute respiratory distress syndrome after liver transplantation 460
Perioperative hepatopulmonary syndrome 460
Ventilator-associated pneumonia and noninvasive ventilation 461
Cardiovascular System Considerations 461
Hypertension and arrhythmias 461
Portopulmonary hypertension 462
The Nervous System 462
Renal Considerations 463
Metabolic Considerations 463
Coagulation Management 464
Immunosuppression 464
Infectious Disease Issues 465
POSTOPERATIVE COMPLICATIONS 465
Postoperative Hemorrhage 465
Vascular, Biliary, and Wound Complications 465
Readmission to the Intensive Care Unit 466
SPECIAL CONSIDERATIONS 466
SUMMARY 466
REFERENCES 466
Index 475