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

DILI Types:
 • Intrinsic - predictable, dose dependent
Diagnosis and Management ... Injury (DILI) ... Chronic - ongoing ↑ LFTs ... Calculate R-Value ... #differential #
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... Differential Diagnosis ... (>1000): • DILI ... injury) • Ischemic ... ) • Non-hepatic
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... Liver Injury ... more specific for hepatic ... • R value = (ALT ... #differential #
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... Diagnosis Algorithm ... Injury: • Hepatic ... #differential #
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... abnormality vs bone Bili ... ALP ≥ 2x ULN R Value ... #FunctionTest #LFTs ... Transaminitis #diagnosis
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... Diagnosis Hepatocellular ... Vasculature • Hepatic ... #Injury #Differential ... #Diagnosis #Causes
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... replaced by non-hepatic ... #chemistry #diagnosis ... #differential #
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
(LFTs) - Normal ... Values and Interpretation ... hepatocellular injury ... #Laboratory #Values ... Interpretation #diagnosis
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Diagnosis Framework ... Syndrome, Ischemic Liver ... from prosthetic valves ... Vasculitis • Injury
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... Diagnosis Framework ... RBCs, muscle, liver ... - Prosthetic valves ... lung injuries Hepatic