11 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... Liver Injury ... #Enzymes #LFTs ... #Cholestatic #Transaminitis ... #diagnosis #differential
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... Differential Diagnosis ... injury) • Ischemic ... Function #Tests #LFTs ... #hepatology #transaminitis
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... Hepatocellular injury ... #FunctionTest #LFTs ... #Elevation #Transaminitis ... #diagnosis #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Diagnosis Framework ... : Liver Injury ... Diagnosis: • ... #algorithm #Transaminitis ... #LFTs #hepatitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... #Patterns #Liver ... #LFTs #transaminitis ... #differential #diagnosis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... Enzyme Elevation ... #chemistry #diagnosis ... differential #Hepatology #transaminitis ... #LFTs #RValue #
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
(LFTs) - Normal ... hepatocellular injury ... Function #Tests #LFTs ... #Laboratory #Values ... Interpretation #diagnosis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... Defects, Drugs, Liver ... , Spiders - Enzyme ... Hypophostphatemia Laboratory ... Haptoglobin ↓ - Lactate
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
the magnitude of enzyme ... normalised ratio; LDH, lactate ... #LFTs #Abnormal ... #Enzymes #Differential ... #Diagnosis
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Elevated Lactate ... - Differential Diagnosis ... a cytoplasmic enzyme ... RBCs, muscle, liver ... #Laboratory