51 results
Bilirubin Metabolism - Pathophysiology
 • Conjugated Bilirubin
 • Unconjugated Bilirubin

By Dr. Khushboo Gala @LouLectures

#Bilirubin #Metabolism #Pathophysiology
Bilirubin Metabolism ... - Pathophysiology ... • Conjugated Bilirubin ... #Metabolism #Pathophysiology ... #hepatology #Liver
Cholestatic Liver Disease: Primary Biliary Cirrhosis vs Primary Sclerosing Cholangitis

#pathophysiology #pbc #psc #hepatology #comparison
Cholestatic Liver ... Cholangitis #pathophysiology ... #pbc #psc #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Autoimmune hepatitis, PBC ... hepatocellular injury • Bilirubin ... week • Direct bilirubin ... Elevation: • Bilirubin ... diagnosis #algorithm #hepatology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Pathophysiology ... cholestasis → Cirrhosis/Liver ... slightly elevated • Bilirubin ... or higher • Liver ... diagnosis #workup #hepatology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry ... Phosphatase and Bilirubin ... initial insult Bilirubin ... ASTALT #AlkPhos #Bilirubin ... #Hepatology #Pathophysiology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
hepatocellular injury • Bilirubin ... week • Direct bilirubin ... Elevation: • Bilirubin ... : RBC (hemolysis ... #differential #Hepatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
2) External (RBC ... Defects, Drugs, Liver ... 3) Internal (RBC ... - Unconjugated Bilirubin ... Differential #Diagnosis #hematology
Hepatitis B - Treatment Indications
Treatment not indicated:
 • Immune tolerant state - HBe-Ag detectable, high HBV
Presence of CP or PC ... injury (INR > 2, bilirubin ... mg/dL) or acute liver ... #Indications #management ... #hepatology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Diagnosis and Management ... Initial labs: CBC ... Total/indirect bilirubin ... Differential #Diagnosis #Management ... #Algorithm #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... organ damage • Treatment ... Lysis Syndrome: • Pathophysiology ... TLS #diagnosis #management ... #hematology