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: Pathology
Most common type of gastric carcinoma is? 
Select and explain. 
A. Squamous cell carcinoma, B. Adenocarcinoma, C. Lymphoma, D. Leiomyosarcoma
B: Adenocarcinoma
Answer: B: Adenocarcinoma 
Explanation: Ans. is 'b' i.e., Adenocarcinoma * Gastric carcinoma is the most common malignant tumor of stomach. About 85% of stomach cancers are adenocarcinoma.* Most common site of gastric carcinoma is pylorus and antrum (50-60%), followed by cardia (25%) and body or fundus (remainder). The lesser curvature is involved in about 40% and greater curvature in 12%.* Thus favored location is lesser curvature of antropyloric region.* Carcinoma associated with pernicious anemia (autoimmune gastritis or type A gastritis) occurs in fundus.