50 results
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Differential Diagnosis Algorithm ... US - Dilated Bile ... Duct Stone • Biliary ... Differential #Diagnosis #Algorithm ... #Causes
Mechanism of Action of Bile Acid Sequestrants
Bile Acid Sequestrants → ↓ Hepatic Bile Acid Pool →
Mechanism of Action of Bile ... Sequestrants Bile ... Pool → ↑ Hepatic Bile ... Plasma LDL-C #biliary ... sequestration #pathophysiology
Primary Biliary Cirrhosis - Pathophysiology
Environmental Risk Factors: Geographic location, Smoking, Microbial triggers, Xenobiotics, Nail polish
Epigentics Risk
Primary Biliary ... Cirrhosis - Pathophysiology ... gradual loss of bile ... inflammation and biliary ... #PBC #Primary #Biliary
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
genes coding for bile ... cholestasis, and some cases ... miscellaneous causes ... external pressure on bile ... #differential #causes
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
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Primary Biliary ... 65 years PBC Pathophysiology ... ducts causes cholestasis ... No extrahepatic biliary ... malignancy #Primary #Biliary
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Differential Diagnosis Algorithm ... on Ultrasound Biliary ... Gallstones • Biliary ... Differential #Diagnosis #Algorithm ... #Causes #Hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Differential Diagnosis Algorithm ... • US - Normal Bile ... • US - Dilated Bile ... - CBD stone, Biliary ... Transaminitis #Algorithm
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... Shock #Shock #Pathophysiology ... differential #diagnosis #algorithm ... #causes
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... hepatitis, Acute biliary ... Extrahepatic • Biliary ... Differential #Diagnosis #Causes ... #Acute #algorithm