<prompt> H.pylori infection is associated with increased risk ofProximal gastric cancerCarcinoma of body and pylorus of stamachCarcinoma of duodenum first paCarcinoma involving gastroesophageal junction  <response>: Helicobacter seems to be principally associated with carcinoma of the body and distal stomach rather than proximal. The aetiology of proximal cancer remains an enigma. It is not associated with h.pylori but is associated with obesity and socioeconomic status. Bailey and Love 26 th ed: pg 1046 