This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
30 year male with chronic diarrhoea, anemia, raised liver enzymes. Most likely associated with: 
Select and explain. 
A. Antimitochondrial antibody, B. Anti-endomysial antibody, C. Anti-smooth muscle antibody, D. Antinuclear antibody
B: Anti-endomysial antibody
Answer: B: Anti-endomysial antibody 
Explanation: Answer is B (Anti-endomysial antibody): Presence of chronic diarrhea, anemia and elevated liver enzymes is consistent with a diagnosis of Coeliac disease. Antiendomysial antibodies are highly sensitive and specific for diagnosis of celiac disease and the single best answer of choice amongst the options provided.