12 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Function Tests (LFTs ... ) - Differential ... • NAFLD • Cirrhosis ... Drug-induced liver injury ... Diagnosis #hepatology
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... • R value = (ALT ... Liver #Enzymes #LFTs ... Transaminitis #diagnosis #differential ... #hepatology
Primary Biliary Cirrhosis - Pathophysiology
Environmental Risk Factors: Geographic location, Smoking, Microbial triggers, Xenobiotics, Nail polish
Epigentics Risk
Primary Biliary Cirrhosis ... relative with PBC ... T-cell mediated BEC injury ... Cholestasis #PBC ... #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... Ducts - PBC ... Congenital, Others, Cirrhosis ... Burak @kwburak #LFTs ... Algorithm #diagnosis #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver Injury ... CMV), Alcoholic cirrhosis ... Patterns #Liver #Injury ... #hepatology #LFTs ... transaminitis #differential
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Bile Ducts • PSC ... Infiltrative • Cirrhosis ... • Others #LFTs ... #Hepatology #LiverEnzymes
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
dose dependent injury ... Chronic - ongoing ↑ LFTs ... Calculate R-Value ... Idiosyncratic #differential ... gastroenterology #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... stone, Malignancy, PBC ... hepatitis: < 1 • Cirrhosis ... #hepatitis #differential ... diagnosis #algorithm #hepatology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Primary Biliary Cirrhosis ... Pathophysiology ... cholestasis → Cirrhosis ... bile ducts Differential ... diagnosis #workup #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... hepatitis: < 1 • Cirrhosis ... chemistry #diagnosis #differential ... #Hepatology #transaminitis