This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
Most common site of GIST? 
Select and explain. 
A. Stomsch, B. Liver, C. kidey, D. Brain
A: Stomsch
Answer: A: Stomsch 
Explanation: GIST is a mesenchymal tumor with increased size and high levels of c-kit (CD117) GIST tumours are found most commonly in the stomach Occur most commonly in the 50-70-year age group. Presents with pain, nausea, hematemesis or melena. Surgery is the most effective way of removing GISTs, as they are radio-resistant. Imatinib Mesylate is the best drug Ref Bailey and love 27 e Stomach and duodenum