11 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... Chronic Viral Hepatitis ... • Acute Viral Hepatitis ... injury) • Ischemic ... Diagnosis #hepatology #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... #Patterns #Liver ... #Injury #hepatology ... #LFTs #transaminitis
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... Liver Injury ... Injury? ... #Enzymes #LFTs ... #Cholestatic #Transaminitis
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... • Infections: Hepatitis ... hepatology #algorithm #Transaminitis ... #LFTs #hepatitis
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 ... #Elevation #Transaminitis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... Check Acute viral hepatitis ... Check Acute viral hepatitis ... differential #Hepatology #transaminitis ... #LFTs #RValue #
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 ... #Laboratory #Values
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
Autoimmune Hepatitis ... disease to acute liver ... hepatocellular pattern of liver ... injury, though ... Necrosis) If mild laboratory
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
RBCs, muscle, liver ... injuries Hepatic Injury ... Hepatocellular Injury ... Cardiac: • Myocyte injury ... differential #diagnosis #Laboratory
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
more time for the laboratory ... IgM) levels • Hepatitis ... profile, including liver ... function tests (LFTs ... arthritis) • Hepatitis