2246 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... value = (ALT + ULN ... phosphatase + ULN ... Transaminitis #diagnosis ... #differential #
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Diagnosis Algorithm ... #LiverEnzymes #Differential ... #Diagnosis #Algorithm
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Diagnosis Algorithm ... Severe - ALT >15X ULN ... Transaminitis #Algorithm #diagnosis
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... AST/ALT (5-10x ULN ... infiltration) Differential ... Diagnosis: Viral ... obstetrics #obgyn #diagnosis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Liver Chemistries ... R-value: Serum (ALT/ULN ... ALT) / (Alk phos/ULN ... #chemistry #diagnosis ... #differential #
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
cholestasis → Cirrhosis/Liver ... • ALP > 1.5 x ULN ... or higher • Liver ... bile ducts Differential ... Diagnosis: •
Hypertensive Disorders of Pregnancy
Chronic Hypertension:
 • Guidelines as SBP ≥130 or DBP ≥ 90 mmHg
 •
pits <100k), ↑ liver ... enzymes (2x ULN ... hemolysis, elevated liver ... obstetrics #cardiology #differential ... #diagnosis
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... specific for the liver ... Value = (ALT / ULN ... SinaiBmoreIMRes #Liver ... Transaminitis #diagnosis
Liver Mass Differential Diagnosis
Solid:
 • Benign: Hepatic Hemangioma, Focal nodular hyperplasia, Hepatocellular adenoma, Regenerative nodules
 •
Liver Mass Differential ... Diagnosis Solid ... Echinococcus #Liver ... #Mass #Differential ... #Diagnosis #hepatology
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Liver Mass - Differential ... Diagnosis Algorithm ... cyst, Polycystic Liver ... #Mass #Differential ... #Diagnosis #Algorithm