529 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... Hepatocellular and Cholestatic ... Hepatocellular or Cholestatic ... R ≤ 2 = Cholestatic ... Hepatocellular #Cholestatic
Cholestatic Liver Disease: Primary Biliary Cirrhosis vs Primary Sclerosing Cholangitis

#pathophysiology #pbc #psc #hepatology #comparison
Cholestatic Liver
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal liver ... in pregnancy - Cholestatic
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... poisoning, ETOH Cholestatic ... elevation Labs in Cholestatic ... epithelia: - Cholestasis ... ALT: typical of cholestatic
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Liver Chemistries ... RNA • R < 2: Cholestasis ... Obstruction: Cholestasis ... epithelia - Cholestasis ... ALT: typical of cholestatic
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... specific for the liver ... ALT ≥ 3x ULN Cholestatic ... pattern ≤2: Cholestatic ... SinaiBmoreIMRes #Liver
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute Liver ... Hepatocellular - Liver ... Artery: Shock Liver ... Thrombus, Vasospasm Cholestatic ... Hepatitis, TB Cholestatic
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Idiosyncratic Drug-induced Liver ... or symptoms of liver ... Mixed DILI • Cholestatic ... Drug #induced #Liver
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... Diagnosis Framework: Liver ... Injury → liver ... phosphatase) 2) Cholestatic ... Hepatocellular Liver
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... def, Wilson's, Cholestatic ... dz Cholestatic