8 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... ) - Causes of Hepatocellular ... • R value = (ALT ... #diagnosis #differential ... #hepatology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Chronic - ongoing ↑ LFTs ... Calculate R-Value ... • Cholestatic ... Idiosyncratic #differential ... gastroenterology #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... • Others • Cholestatic ... • Others #LFTs ... #Hepatology #LiverEnzymes ... Diagnosis #Algorithm #Causes
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Algorithm Vascular Causes ... • Iatrogenic: DILI ... Source of Liver Enzyme ... diagnosis #algorithm #hepatology
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
ALP) Elevation - Differential ... Algorithm ALP: - Enzymes ... Intestine - Other causes ... - Pruritis - Cholestasis ... Diagnosis #Algorithm #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... Source of Liver Enzyme ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... elliptocytosis - RBC Enzyme ... Cold AIHA • PCH ... Prosthetic heart valves ... #Hematology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
= nonspecific (nausea ... 10x ULN), ↑Tbili/Dbili ... infiltration) Differential ... , Intrahepatic Cholestasis ... Liver #Pregnancy #hepatology