24 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
Approach to Neonatal Jaundice

Causes of pathologic hyperbilirubinemia can be classified as due to (1) increased bilirubin
of pathologic hyperbilirubinemia ... (1) increased bilirubin ... load (i.e., pre-hepatic ... , (2) impaired bilirubin ... Neonatal #Jaundice #Algorithm
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
to Conjugated Hyperbilirubinemia ... Differential Diagnosis Algorithm ... MRCP, ERCP, liver ... #direct #bilirubin ... gastroenterology #hepatology
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Differential Diagnosis Algorithm ... Unconjugated Hyperbilirubinemia ... - Conjugated Hyperbilirubinemia ... Differential #Diagnosis #Algorithm ... #Causes #Hepatology
Inherited Non-hemolytic Disorders of Hyperbilirubinemia 

== Disorders of Conjugation ==
Gilbert Syndrome:
 • 5-10% of the population
Non-hemolytic Disorders of Hyperbilirubinemia ... common hereditary hyperbilirubinemia ... of hemolysis or liver ... • Defect in hepatic ... #hepatology #diagnosis
Biochemistry and Metabolism of Bilirubin
Hemolysis → Hemoglobin → Heme → Biliverdin → Unconjugated Bilirubin (a.k.a. "indirect
Metabolism of Bilirubin ... "indirect bilirubin ... into bile via hepatic ... Biochemistry #Metabolism #pathophysiology ... #hepatology
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
fold elevation, Bilirubin ... fold elevation, Bilirubin ... imaging: Hepatic ... but variable ++, Bilirubin ... Disease #Pregnancy #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
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Injury: • Hepatic ... Venoocclusive disease • Hepatic ... differential #diagnosis #algorithm ... #hepatology
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
g/dl (suggest hepatic ... function: INR, bilirubin ... sarcoidosis) • Liver ... metastasis • Fatty liver ... Diagnosis #causes #hepatology