第5题: [单项选择]男,25岁,因反复上腹痛而间断服用H2RA治疗。停药数周后症状再发,医生建议其行内镜检查,在检查前一周自服PPI治疗,症状改善。胃镜提示:十二指肠球部溃疡变形,Hp尿素酶试验(-)。下列哪项叙述最恰当()。 A. 该患者患Hp(-)的十二指肠溃疡 B. 该患者应行13C-尿素呼气试验 C. 应从胃窦和胃体取活检标本行病理学Hp染色 D. 该患者仅用PPI可能不能完全愈合 E. 应行血清学Hp抗体检查 参考答案:C 答案解析:口服PPI后会出现尿素酶检测假阴性,故对于溃疡复发者,应胃镜下组织活检查Hp,以助治疗。
A. To keep healthy first and to lose weight second. B. To lose weight as much as possible. C. To lose weight at the cost of the health. D. To lose weight first and to keep healthy secon 参考答案:A 答案解析:[解析] 文章开头反复出现:Be Healthy ! Be slim! Be Beautiful!...Healthy, Slim,Beautiful you! 而且文中...in that it