631 results
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Differential Diagnosis Algorithm ... — Normal Bile Ducts ... Stone • Biliary ... Differential #Diagnosis #Algorithm ... #Causes
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Differential Diagnosis Algorithm ... - Usually has Duct ... on Ultrasound Biliary ... Duct Compression ... #Causes #Hepatology
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Differential Diagnosis Algorithm ... Intestine - Other causes ... Drugs - Primary biliary ... PSC - Other biliary ... diseases/Bile duct
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... Extrahepatic - Biliary ... Surface of bile duct ... differential #diagnosis #algorithm
Coarctation of the Aorta 

Preductal Coarctation:
Narrowing is proximal to ductus arteriosus Life-threatening if severe; seen in
is proximal to ductus ... at insertion of ductus ... Appears when ductus ... closes Postductal ... distal to the ductus
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
cholestasis, and some cases ... miscellaneous causes ... duct, sclerosing ... pressure on bile duct ... #differential #causes
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Primary Biliary ... intralobular bile ducts ... causes cholestasis ... No extrahepatic biliary ... malignancy #Primary #Biliary
Diseases of the Biliary Tract
Asymptomatic gallstones - Asymptomatic
Symptomatic gallstones - Biliary pain
Cholesterolosis of gallbladder - Usually
Diseases of the Biliary ... Adenomyomatosis - May cause ... biliary pain Porcelain ... quadrant pain, nausea ... quadrant pain, nausea
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Differential Diagnosis Algorithm ... - Normal Bile Ducts ... - Dilated Bile Ducts ... - CBD stone, Biliary ... Transaminitis #Algorithm
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... hepatitis - Acute biliary ... Hemochromatosis - Primary biliary ... Severe #Acute #Causes