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: Medicine
H. pylori infection is seen in all except: 
Select and explain. 
A. Duodenal ulcer, B. Gastric carcinoma, C. Gastric lymphoma, D. Fundal gastritis
D: Fundal gastritis
Answer: D: Fundal gastritis 
Explanation: None