13 results
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Diagnosis and Management ... Chronic - ongoing ↑ LFTs ... Calculate R-Value ... #differential #Diagnosis ... #hepatology
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... • R value = (ALT ... #Enzymes #LFTs ... Transaminitis #diagnosis ... #differential #hepatology
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
(LFTs) - Normal ... Values and Interpretation ... #Laboratory #Values ... Interpretation #diagnosis ... #hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... ALP ≥ 2x ULN R Value ... #FunctionTest #LFTs ... Transaminitis #diagnosis ... #hepatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... HELLP - Grafts, Valves ... Defects, Drugs, Liver ... Hypophostphatemia Laboratory ... #hematology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry ... Chemistry #Tests #Laboratory ... AlkPhos #Bilirubin #Hepatology ... Pathophysiology #Diagnosis ... #LFTs
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
develops (DIC, ascites ... Antithrombin Ill • Ultrasound ... ) Differential Diagnosis ... #Pregnancy #hepatology ... obstetrics #obgyn #diagnosis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... #chemistry #diagnosis ... #differential #Hepatology ... transaminitis #LFTs
Clinical diagnosis of Alcoholic Hepatitis (AH)
 • Onset of jaundice within prior 8 weeks
 • Ongoing
Clinical diagnosis ... >1.5, and both values ... ) or metabolic liver ... Presence of atypical laboratory ... Hepatitis #AH #hepatology
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
Clinical Diagnosis ... >1.5, and both values ... ) or metabolic liver ... Presence of atypical laboratory ... #Hepatology #AIH