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

DILI Types:
 • Intrinsic - predictable, dose dependent
Chronic - ongoing ↑ LFTs ... Calculate R-Value • Hepatocellular ... Diagnosis #Management #gastroenterology ... #algorithm #gastroenterology ... #hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... injury >2 ... 2: Cholestatic injury ... #FunctionTest #LFTs ... Transaminitis #diagnosis #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... Injuryliver ... Liver Injury Differential ... #Liver #Injury ... Transaminitis #LFTs
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... • NAFLD • Cirrhosis ... injury) • Ischemic ... Function #Tests #LFTs ... Differential #Diagnosis #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... Level • AST: ... hepatitis: < 1 • Cirrhosis ... #differential #Hepatology ... transaminitis #LFTs
Acute-on-Chronic Liver Failure (ACLF) Clinical Guidelines

ACLF = possibly reversible condition in those with CLD (± cirrhosis)
those with CLD (± cirrhosis ... months without treatment ... Injury (DILI) ... #Failure #Cirrhosis ... #Hepatology #gastroenterology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... CMV), Alcoholic cirrhosis ... #Injury #hepatology ... #LFTs #transaminitis
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
(LFTs) - Normal ... intrahepatic cholestasis, hepatocellular ... injury, genetic ... Function #Tests #LFTs ... Interpretation #diagnosis #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Thrombosis, Emboli Hepatocellular ... Acute Liver Injury ... hepatitis: < 1 • Cirrhosis ... diagnosis #algorithm #hepatology