26 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
> 50x normal - Ischemic ... CMV), Alcoholic cirrhosis ... AST:ALT = 1 - Ischemia ... , Ischemic Necrosis ... #Injury #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... • NAFLD • Cirrhosis ... Chronic Viral Hepatitis ... injury) • Ischemic ... Differential #Diagnosis #hepatology
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... Acute Liver Injury ... - Ichemic hepatitis ... - Drug-Induced liver ... #Differential #Hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... • Alcoholic hepatitis ... Infiltrative • Cirrhosis ... • Others #LFTs
Common Etiologies of Cirrhosis

Inflammation

 - Hepatitis B (15 percent)

 - Hepatitis C (47 percent)

 - Schistosomiasis
Inflammation - Hepatitis ... Nonalcoholic fatty liver ... disease (Budd-Chiari syndrome ... #Differential #Hepatology ... #Cirrhosis #Causes
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Infections: Hepatitis ... • Vascular: Ischemic ... Differential #Diagnosis #hepatology ... Transaminitis #LFTs ... #hepatitis
Hepatomegaly - Differential Diagnosis Algorithm
Malignant
 • Primary Carcinoma
 • Metastases
 • Lymphoma
 • Leukemia
 • Polycythemia
Non-Malignant • Fatty Liver ... • Budd-Chiari Syndrome ... Primary Biliary Cirrhosis ... Diagnosis #Algorithm #Causes ... #Hepatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Trauma: Shock liver ... • Autoimmune hepatitis ... See Updated Schema ... Differential #Diagnosis #causes ... #hepatology
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
and hepatorenal syndrome ... Clues to non-cirrhotic ... /acute hepatitis ... sarcoidosis) • Liver ... #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Drugs, Viral, Ischemia ... Congenital, Others, Cirrhosis ... Burak @kwburak #LFTs ... Algorithm #diagnosis #hepatology