患者男，60岁。胃溃疡病史8年，近3个月腹胀、食欲减退、消瘦明显、粪隐血持续阳性，应用抗酸剂治疗胃痛无效。应首选的检查方法是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30098' and id < 2436760 and id<>'2436760' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30098' and id > 2436760 and id<>'2436760' order by id asc limit 5