5995 results
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 Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... and Cholestatic Liver ... value = (ALT + ULN ... phosphatase + ULN ... Transaminitis #diagnosis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential Diagnosis ... Severe ALT > 15x ULN ... Mild ALT < 5x ULN ... #Differential #Diagnosis
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... - Differential Diagnosis ... Severe - ALT >15X ULN ... Mild - ALT < 5x ULN ... Transaminitis #Algorithm #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 ... Identify Acute Liver ... #chemistry #diagnosis
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
disease to acute liver ... hepatocellular pattern of liver ... , AIH diagnosis ... ALT + AST > 5x ULN ... AND IgG > 2x ULN
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... hepatocytes → Liver ... AST/ALT (5-10x ULN ... ) Differential Diagnosis ... obstetrics #obgyn #diagnosis
HAS-BLED Score - Risk of Major Bleeding in 1 Year
Characteristics (1 point each)
 • Hypertension: Baseline
transplant • Liver ... bilirubin > 2x ULN ... /Alk phos > 3x ULN ... anticoagulation #diagnosis
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 ... Differential Diagnosis ... #cholangitis #diagnosis
Hypertensive Disorders of Pregnancy
Chronic Hypertension:
 • Guidelines as SBP ≥130 or DBP ≥ 90 mmHg
 •
severe HTN • Diagnosed ... • First diagnosed ... pits <100k), ↑ liver ... enzymes (2x ULN ... hemolysis, elevated liver