3104 results
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
) - Summary PBC ... intralobular bile ducts causes ... cholestasis → Cirrhosis ... , Intrahepatic cholestasis ... , Drug-induced cholestasis
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Thrombus, Vasospasm Cholestatic ... Malignancy, 1° PBC ... Hepatitis, TB Cholestatic ... Differential #Diagnosis #Causes
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Algorithm Vascular Causes ... Autoimmune hepatitis, PBC ... poisoning, ETOH Cholestatic ... epithelia: - Cholestasis ... ALT: typical of cholestatic
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... • Autoimmune— PBC ... , PSC • Infection ... amyloidosis Other: • Cholestatic ... Differential #Diagnosis #Causes
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Intestine - Other causes ... of Intrahepatic cholestasis ... - Pruritis - Cholestasis ... biliary Cholangitis (PBC ... Infiltrative diseases - PSC
Cholestatic Liver Disease: Primary Biliary Cirrhosis vs Primary Sclerosing Cholangitis

#pathophysiology #pbc #psc #hepatology #comparison
Cholestatic Liver ... pathophysiology #pbc ... #psc #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
def, Wilson's, Cholestatic ... dz Cholestatic ... Ducts - PBC ... , PSC, Alcoholic ... Biliary stricture, PSC
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
• Hereditary Cholestatic ... , and some cases ... ) Intrahepatic cholestasis ... miscellaneous causes ... #differential #causes
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Enzymes (LFTs) - Causes ... Hepatocellular and Cholestatic ... Hepatocellular or Cholestatic ... R ≤ 2 = Cholestatic ... Hepatocellular #Cholestatic
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
RNA • R < 2: Cholestasis ... Obstruction: Cholestasis ... epithelia - Cholestasis ... ALT: typical of cholestatic ... • LDH: Heart, RBC