12 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... Hepatopathy • Acute ... injury) • Ischemic ... #LFTs #Differential ... #Diagnosis #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... 20x normal - Acute ... #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Drugs, Viral, Ischemia ... Wilsons, Pregnancy - AFLP ... Burak @kwburak #LFTs
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... • Pregnancy - AFLP ... • Alcoholic hepatitis ... • Others #LFTs
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... viral hepatitis ... chemistry #diagnosis #differential ... #Hepatology #transaminitis ... #LFTs #RValue #
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... develops (DIC, ascites ... infiltration) Differential ... Diagnosis: Viral Hepatitis ... Pregnancy #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... Diagnosis Algorithm ... Tests of synthetic function ... #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Infections: Hepatitis ... • Vascular: Ischemic ... #Diagnosis #hepatology ... #algorithm #Transaminitis ... #LFTs #hepatitis
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Stepwise Diagnosis Algorithm ... disease, Hepatic ischaemia ... dechallenge • Acute ... disorder (e.g. ascites ... #hepatology
Serum Ascites Albumin Gradient (SAAG) - Differential Diagnosis
High albumin gradient (>1.1 g/dl):
 - Cirrhosis	
 - Alcoholic
- Alcoholic hepatitis ... - Massive liver ... Veno-occlusive disease - Acute ... associated with bowel ischemia ... #Diagnosis #hepatology