12 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... Liver Injury ... Injury? ... #Enzymes #LFTs ... #differential #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... Tests (LFTs) - ... injury) • Ischemic ... Function #Tests #LFTs ... Differential #Diagnosis #hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... Hepatocellular injury ... 2: Cholestatic injury ... #FunctionTest #LFTs ... Transaminitis #diagnosis #hepatology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Injury (DILI) ... dose dependent injury ... Chronic - ongoing ↑ LFTs ... or symptoms of liver ... gastroenterology #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... Injury Differential ... #Diagnosis #hepatology ... Transaminitis #LFTs
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... #Patterns #Liver ... #Injury #hepatology ... #LFTs #transaminitis
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Liver Function Tests ... (LFTs) - Normal ... hepatocellular injury ... Function #Tests #LFTs ... Interpretation #diagnosis #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... injury < 26 weeks ... hepatocellular injury ... #differential #Hepatology ... transaminitis #LFTs
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... malformation, Infantile ... , Metastasis #Liver ... differential #diagnosis #comparison ... table #appearance #hepatology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... malformation, Infantile ... , Metastasis #Liver ... differential #diagnosis #comparison ... table #appearance #hepatology