【简答题】男性,70岁,1年前无明显诱因出现右下腹痛,经B超检查发现右下腹一鸡蛋大小包块,疑为阑尾周围脓肿,经抗感染治疗后腹痛消失。此后间歇出现腹部胀痛,右下腹部包块逐渐增大;钡剂灌肠示盲肠占位性病变。1个月前出现腹膨隆,腹胀,进食后加重,排气减少。发病以来消瘦,体重下降l0kg。门诊以“结肠肿瘤”收入院。 (1)为明确诊断,还需进行哪项检查? (2)若需手术如何进行肠道准备? (3)若病人术后行留置导尿,...
【单选题】One of the purposes of the report is to
A.
call for a cure for AIDS.
B.
develop more vaccine for children.
C.
get help for staff training in poor countries.
D.
provide better treatment for pregnant women.
【简答题】听下面一段话,回答1-3题。 1.Why does the man make the phone call? A.To book some tickets for the show. B.To get some information about the garden. C.To know when the box office is open. 2.How much will one pay f...
【简答题】男性, 70岁,1年前无明显诱因出现右下腹痛,经B超检查发现右下度一鸡蛋 大小包块,疑为阑尾周围脓肿 , 经抗感染治疗后腹痛消失。此后 间歇 出现部胀痛,右 下腹部包块逐渐増大;钡剂灌肠示盲肠占位性病变。1个月前出现腹膨隆,腹胀,进食后加重 , 排气减少。发病以来消瘦,体重下降10kg。门诊以“结肠肿瘤”收入 院。 (1)为明确诊断,还需进行哪项检査? (2)若需手术如何进行肠道准备? (3)若病...
【单选题】________, there is a call for you. [ ]
【简答题】已知角 a 的终边经过点 P (2,-3) ,求角 a 的三个三角函数值.