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: Pathology
Hour glass deformity is seen in - 
Select and explain. 
A. Carcinoma stomach, B. Peptic ulcer, C. Duodenal atresia, D. CHPS
B: Peptic ulcer
Answer: B: Peptic ulcer 
Explanation: Hour glass stomach is caused due to cicatracia contraction of a saddle shaped ulcer at the lesser curvature.