43 results
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminases / Transaminitis ... - Differential ... • Autoimmune hepatitis ... #Differential # ... Diagnosis #causes #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - Differential ... Chronic Viral Hepatitis ... • Acute Viral Hepatitis ... #Diagnosis #hepatology ... #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
- Acute Viral Hepatitis ... , Toxic Hepatitis ... Liver #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... Algorithm for Transaminitis ... Severe - ALT >15X ULN ... Elevated #Abnormal #Transaminitis ... Algorithm #diagnosis #hepatology
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
value = (ALT + ULN ... phosphatase + ULN ... #Cholestatic #Transaminitis ... #diagnosis #differential ... #hepatology
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Pattern #LFTs #transaminits ... obgyn #obstetrics #hepatology ... #diagnosis #differential
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Phosphatase, ALT ≥ 3x ULN ... Value = (ALT / ULN ... ALT) / (ALP / ULN ... LFTs #Elevation #Transaminitis ... #diagnosis #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Severe ALT > 15x ULN ... • Alcoholic hepatitis ... Others #LFTs #Hepatology ... #LiverEnzymes #Differential
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Liver Injury - Differential ... • Infections: Hepatitis ... #Diagnosis #hepatology ... #algorithm #Transaminitis ... #LFTs #hepatitis
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Injury - Ichemic hepatitis ... injury - Viral Hepatitis ... - Autoimmune hepatitis ... Acute #Causes #Differential ... #Hepatology #Diagnosis