Anti LKM antibodies – Pathology MCQ
Anti LKM antibodies are found in?
A. Inflammatory myopathies
B. Behcet’s syndrome
C. HCV infection
D. Primary biliary cirrhosis
Correct answer : C. HCV infection
Anti LKM (Liver Kidney Microsomal) antibodies are of 3 types:
- Anti LKM 1 – Autoimmune hepatitis type II and Chronic hepatitis C
- Anti LKM 2 – Drug induced hepatitis
- Anti LKM 3 – Chronic Hepatitis D
Antibodies present in the other options:
- Inflammatory myopathies – Anti Jo1 antibody
- Behcet’s syndrome – Anti alpha enolase antibody
- Primary biliary cirrhosis – Anti mitochondrial antibody against E2 subunit of pyruvate dehydrogenase complex