11 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver Injury ... 20x normal - Acute ... AST:ALT > 2.5 - Alcoholic ... Patterns #Liver #Injury ... #hepatology #LFTs
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Liver Injury ... - Ichemic hepatitis ... Drug-Induced liver injury ... - Autoimmune ... #Differential #Hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Drugs/Toxins • Ischemia ... • Autoimmune ... hepatitis • Drugs ... • Others #LFTs ... #Hepatology #LiverEnzymes
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Function Tests (LFTs ... Hepatopathy • Acute ... Drug-induced liver injury ... ) • Ischemic Hepatopathy ... Differential #Diagnosis #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... HSV • Toxic: Alcohol ... Other: NAFLD, Autoimmune ... hepatitis, Acute ... #algorithm #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Drugs (MDMA), Alcohol ... • Vascular: Ischemic ... Other: NAFLD, Autoimmune ... #algorithm #Transaminitis ... #LFTs #hepatitis
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... (AKI) - Differential ... Other • ATN: Ischemia ... Medication, Infection, Autoimmune ... nephrology #causes #algorithm
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
HEV, EBV, CMV), Alcohol-related ... disease, Hepatic ischaemia ... dechallenge • Acute ... steatosis • Autoimmune ... #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Differential Diagnosis Algorithm ... : Autoimmune hepatitis ... ALT Ratios: • Alcoholic ... #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... viral hepatitis ... ALT Ratios: • Alcoholic ... #differential #Hepatology ... transaminitis #LFTs