28 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
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
(LFTs) - Normal ... Values and Interpretation ... Function #Tests #LFTs ... #Laboratory #Values ... Interpretation #diagnosis #hepatology
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... ) - Causes of Hepatocellular ... • R value = (ALT ... #Enzymes #LFTs ... #differential #hepatology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Chronic - ongoing ↑ LFTs ... Calculate R-Value ... Diagnosis #Management #gastroenterology ... #algorithm #gastroenterology ... #hepatology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry ... Phosphatase and Bilirubin ... initial insult Bilirubin ... #Hepatology #Pathophysiology ... #Diagnosis #LFTs
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
non-ICU vs ICU causes ... MRCP, ERCP, liver ... Hyperbilirubinemia #direct #bilirubin ... Diagnosis #Algorithm #gastroenterology ... #hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... (LFTs) Elevation ... ALP ≥ 2x ULN R Value ... #FunctionTest #LFTs ... Transaminitis #diagnosis #hepatology
The Liver Consult Primer - Guide to calling a consult
HPI:
 - Start with reason for consult
The Liver Consult ... Focus on prior Liver ... - Vitals - LFTs ... Calling #Referral #Hepatology ... #Gastroenterology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... week • Direct bilirubin ... #differential #Hepatology ... transaminitis #LFTs
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Defects, Drugs, Liver ... - Unconjugated Bilirubin ... Differential #Diagnosis #hematology