15 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Hepatopathy • Acute ... Viral Hepatitis ... injury) • Ischemic ... #Diagnosis #hepatology ... #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... > 20x normal - Acute ... #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
viral hepatitis ... viral hepatitis ... Chronic viral hepatitis ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Algorithm for Transaminitis ... Wilsons, Pregnancy - AFLP ... Drugs, Infection, Sepsis
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Liver Injury ... - Drug-Induced liver ... injury - Viral ... #Causes #Differential ... #Hepatology #Diagnosis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... Liver Injury: ... #injury #hepatitis ... #differential #
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Liver Injury - Differential ... • Infectious: Sepsis ... #Injury #Differential ... #algorithm #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... Injury Differential ... #Injury #Differential ... #algorithm #Transaminitis
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... of Pregnancy (AFLP ... develops (DIC, ascites ... infiltration) Differential ... Diagnosis: Viral Hepatitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... • Pregnancy - AFLP ... • Alcoholic hepatitis ... Drugs • TPN • Sepsis