This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal Radiology, Subject name: Radiology
Hour glass deformity of stomach is seen in which of the following condition: 
Select and explain. 
A. Benign ulcer, B. Malignant ulcer, C. Gastric stricture, D. Achalasia cardia
C: Gastric stricture
Answer: C: Gastric stricture 
Explanation: Gastric Stricture: A condition in which there is a central constriction of the wall of the stomach dividing it into two cavities, cardiac and pyloric.