41 results
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
liver tests in pregnancy ... Pattern #LFTs #transaminits ... #pregnancy #obgyn ... #obstetrics #hepatology ... #diagnosis #differential
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... Algorithm for Transaminitis ... AIH, Wilsons, Pregnancy ... 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
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 Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminases / Transaminitis ... - Differential ... images/10587 #Transaminitis ... Transaminases #hepatitis #Differential ... Diagnosis #causes #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Severe ALT > 15x ULN ... • Wilson's • Pregnancy ... Others #LFTs #Hepatology ... #LiverEnzymes #Differential
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - Differential ... #Tests #LFTs #Differential ... #Diagnosis #hepatology ... #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Liver #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Fatty Liver of Pregnancy ... AST/ALT (5-10x ULN ... infiltration) Differential ... #Fatty #Liver #Pregnancy ... #hepatology #obstetrics
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Liver Injury - Differential ... Hepatocellular Liver Injury Differential ... Liver #Injury #Differential ... #Diagnosis #hepatology ... #algorithm #Transaminitis