11 results
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Injury (DILI) - ... EBV, CMV), Alcohol-related ... Hepatic ischaemia ... #Liver #Injury ... #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... normal - Infection (EBV ... #Injury #hepatology ... #LFTs #transaminitis
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... Chronic Viral Hepatitis ... (>1000): • DILI ... injury) • Ischemic ... Differential #Diagnosis #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injuryliver ... Drugs (MDMA), Alcohol ... • Vascular: Ischemic ... #Diagnosis #hepatology ... #LFTs #hepatitis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... • Iatrogenic: DILI ... ALT Ratios: • Alcoholic ... #injury #hepatitis ... #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... : Alcohol, Medication ... #Injury #Differential ... Causes #Acute #algorithm ... #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... hepatitis • Drugs ... • Others #LFTs ... #Hepatology #LiverEnzymes
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... serologies, HCV ... ALT Ratios: • Alcoholic ... #differential #Hepatology ... transaminitis #LFTs
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Elevated Lactate ... RBCs, muscle, liver ... • Ischemic hepatitis ... fever) • Drugs (alcohol ... disease #LDH #Lactate
Alcoholic Hepatitis - Management Algorithm
Assess Eligibility for Treatment:
 - Maddrey Discriminant Function ≥ (or possibly MELD
Alcoholic Hepatitis ... - Acute kidney injury ... diseases including HBV ... HCV, DILI, HCC, ... #Algorithm #hepatology