12 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... 20x normal - Acute ... 5-10x normal - Chronic ... #Injury #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... Cirrhosis • Chronic ... Hepatopathy • Acute ... injury) • Ischemic ... Differential #Diagnosis #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... • Drugs • AIH ... hepatitis • Drugs ... Others #LFTs #Hepatology
Acute-on-Chronic Liver Failure (ACLF) Clinical Guidelines

ACLF = possibly reversible condition in those with CLD (± cirrhosis)
Acute-on-Chronic ... Hepatitis (AAH) ... Injury (DILI) ... #Chronic #Liver ... Failure #Cirrhosis #Hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... HSV • Toxic: Alcohol ... Medication, Pregnancy, Alcoholic ... #Injury #Differential ... #algorithm #hepatology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Stepwise Diagnosis Algorithm ... HEV, EBV, CMV), Alcohol-related ... Hepatic ischaemia ... dechallenge • Acute ... #Algorithm #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Differential Diagnosis Algorithm ... Drugs, Viral, Ischemia ... kwburak #LFTs #Elevated ... #diagnosis #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... specificity to elevated ... ALT Ratios: • Alcoholic ... #injury #hepatitis ... #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injuryliver ... Drugs (MDMA), Alcohol ... • Vascular: Ischemic ... #Diagnosis #hepatology ... #algorithm #Transaminitis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
specificity to elevated ... ALT Ratios: • Alcoholic ... > 2 • NASH, Chronic ... > 3 • Chronic ... #differential #Hepatology