11 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... ) - Causes of Hepatocellular ... #Enzymes #LFTs ... #diagnosis #differential ... #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... Hepatopathy • Acute ... (Drug-induced liver ... Diagnosis #hepatology ... #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... > 20x normal - Acute ... #Patterns #Liver ... #LFTs #transaminitis ... #differential #
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... Enzyme Elevation ... chemistry #diagnosis #differential ... #Hepatology #transaminitis ... #LFTs #RValue #
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... • Others #LFTs ... #Hepatology #LiverEnzymes ... Diagnosis #Algorithm #Causes
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... #LFTs #Abnormal ... #Algorithm #Hepatology ... #Liver #Enzymes ... #Differential #
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Algorithm Vascular Causes ... of Acute Liver ... Enzyme Elevation ... diagnosis #algorithm #hepatology
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
Liver Disease in ... Hemolysis, Elevated Liver ... enzymes, and Low ... Fatty Liver of ... features: Liver
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... hepatocytes → Liver ... liver failure rapidly ... Transfer to a liver ... #AFLP #Fatty #Liver
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
>10 mmHg - clinically ... • Cirrhosis/acute ... sarcoidosis) • Liver ... metastasis • Fatty liver ... #hepatology