7 results
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
disease • If ALP ... • Near normal ... liver #chemistry #diagnosis ... #differential # ... Hepatology #transaminitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Diagnosis Algorithm ... • Pregnancy - AFLP ... • Alcoholic hepatitis ... Others #LFTs #Hepatology ... #Causes
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
of Pregnancy (AFLP ... , ↑Tbili/Dbili/AP ... infiltration) Differential ... Hepatitis, Preeclampsia ... iMedEducation #AFLP
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Diagnosis Algorithm ... Vascular Causes ... disease - If ALP ... both are normal, ALP ... #hepatology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
globulin gap (> ... Castleman disease • AL ... HBV, EBV, VZV, hepatitis ... ProteinGap #differential ... #diagnosis #hematology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... obstruction • ALP ... bile ducts Differential ... Viral hepatitis, ... #workup #hepatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... MPO > PR3 60/ GPA ... tract, and often causes ... , Elevated AST ALT