8 results
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
• Pregnancy - AFLP ... • Alcoholic hepatitis ... Others #LFTs #Hepatology ... #LiverEnzymes # ... #Algorithm #Causes
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
of Pregnancy (AFLP ... Antithrombin Ill • Ultrasound ... infiltration) Differential ... Diagnosis: Viral Hepatitis ... Liver #Pregnancy #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Check Acute viral hepatitis ... Check Acute viral hepatitis ... • Near normal ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Algorithm Vascular Causes ... function may be abnormal ... #differential # ... diagnosis #algorithm #hepatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... RA, Sjogren's, GPA ... • Serology for hepatitis ... • Abdominal ultrasound
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
HBV, EBV, VZV, hepatitis ... ETOH, autoimmune hepatitis ... PBC, PSC, Viral hepatitis ... chain assay • An abnormal ... #ProteinGap #differential
Primary Biliary Cirrhosis (PBC) - Summary

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

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... fluid (CSF) is abnormal ... MPO > PR3 60/ GPA ... tract, and often causes ... - interstitial keratitis