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: Surgery
Causes of upper GI bleed include all except : 
Select and explain. 
A. Peptic ulcer, B. Erosive gastritis, C. Oesophageal varices, D. Ca stomach
D: Ca stomach
Answer: D: Ca stomach 
Explanation: Ans. is None or 'd' i.e. Ca stomach Upper GI bleed refers to GI bleed occuring proximal to the ligament of Treitz (ligament of Treitz is a fibromuscular band extending from the right crus of diaphragm to the duodeno-jejunal flexure) Causes of upper GI bleed (in descending order) Peptic ulcer - Duodenal ulcers - Gastric ulcers Oesophageal varices Gastritis, erosions Mallory-Weiss tears Uncommon causes Gastric carcinoma Esophagitis Pancreatitis Hemobilia Vascular lesions Among the given options Ca stomach is least common cause of upper GI bleed.