妊娠9周时出现难免流产,首选的治疗原则是()
A.保胎
B.注射催产素
C.抗生素抗感染
D.尽快清宫
E.大量雌激素止血
参考答案:D
女性,25岁。反复小量咯血伴低热、乏力、盗汗3个月。咯血加重3天来诊。1小时前咯鲜血一次约300ml,无胸痛、气短。该患者潜在最危险的并发症是()
A.窒息
B.出血性休克
C.结核播散
D.继发感染
E.肺性脑病
Never before _____in greater need of modern public transport than it is today.
A.is the city
B.was the city
C.has the city been
D.had the city been