15 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... Chronic Viral Hepatitis ... • Acute Viral Hepatitis ... Function #Tests #LFTs ... Differential #Diagnosis #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... , Toxic Hepatitis ... #Patterns #Liver ... #Injury #hepatology ... #LFTs #transaminitis
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... • Infections: Hepatitis ... Differential #Diagnosis #hepatology ... Transaminitis #LFTs ... #hepatitis
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Liver Function Tests ... (LFTs) - Normal ... Function #Tests #LFTs ... #Laboratory #Values ... Interpretation #diagnosis #hepatology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry ... Chemistry #Tests #Laboratory ... AlkPhos #Bilirubin #Hepatology ... #Pathophysiology ... #Diagnosis #LFTs
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... Check Acute viral hepatitis ... Check Acute viral hepatitis ... #differential #Hepatology ... transaminitis #LFTs
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... • Alcoholic hepatitis ... • Others #LFTs ... #Hepatology #LiverEnzymes
Clinical diagnosis of Alcoholic Hepatitis (AH)
 • Onset of jaundice within prior 8 weeks
 • Ongoing
diagnosis of Alcoholic Hepatitis ... ) or metabolic liver ... Possible drug-induced liver ... Presence of atypical laboratory ... #AH #hepatology
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
of Autoimmune Hepatitis ... ) or metabolic liver ... Possible drug-induced liver ... Presence of atypical laboratory ... #Diagnosis #Hepatology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... Pregnancy (AFLP) Pathophysiology ... Diagnosis: Viral Hepatitis ... #Pregnancy #hepatology ... diagnosis #management #pathophysiology