1临床资料患者,男性,53岁,因“反复上腹部饱胀不适1个月”于2009年12月18日入住我院。体格检查:生命体征平稳;腹部平坦,未扪及包块;无胃肠型及蠕动波,肠鸣音3～5次/min,直肠、肛门指检未发现异常包块。入院前3d在我院行胃镜检查发现:胃窦部溃疡性质待查(恶性肿瘤可能),下段食管 1 Clinical data Patients, men, 53 years old, due to “repeated upper abdomen distention for 1 month” on December 18, 2009 admitted to our hospital. Physical examination: stable vital signs; flat belly, palpable mass; no gastrointestinal and peristaltic waves, bowel sounds 3 to 5 times / min, rectal, anus did not find the abnormal mass. Pre-admission 3d gastroscopy in our hospital found: gastric ulcer nature to be investigated (malignant tumor may be), the lower esophagus