56岁男性患者,劳累后心慌气促10余年,近来自觉症状加重。临床听诊,心尖区有舒张期隆隆样杂音,行胸部X检查,如图所示,你认为下列描述正确的是() ["A.右前斜位示左心房增大","B.心后上缘后突压迫冲钡食管","C.左前斜位示心影向后下方突出","D.考虑三尖瓣狭窄","E.考虑二尖瓣狭窄"]
某病人,42岁,因不规则阴道流血半年余,经诊断性刮宫未发现明显病变而行宫腔镜检查,在检查过程中出现恶心、呕吐、面色苍白、头晕、心率变慢,血压下降。此病人上述表现属于下列哪种并发症() ["A.宫颈损伤","B.子宫穿孔","C.心脑综合征","D.精神过度紧张","E.以上都不是"]
下列既属于病理产物又属于致病因素的是: ["六淫","结石","瘀血","痰饮","积食"]
B超示0级胎盘表现为()B超示Ⅰ级胎盘表现为()B超示Ⅱ级胎盘表现为() ["A.绒毛膜板不明显","B.绒毛膜板平直","C.绒毛膜板轻度起伏","D.绒毛膜板出现切迹,未达基底膜","E.绒毛膜板出现切迹,达基底膜"]
妊娠32周B超胎盘下缘紧靠子宫颈内口边缘,胎头与膀胱间距离增宽()妊娠28周B超示胎盘与子宫肌层间出现一轮廓不清,边缘不整,无回声区,胎盘增厚并向羊膜腔突出()B超胎盘表面突出圆形肿块,包膜完整,内为多房呈网状或蜂窝状的无回声区或低回声区() ["A.边缘性前置胎盘","B.胎盘血管瘤","C.胎盘早剥","D.葡萄胎","E.正常胎盘声像改变"]
B超检查适应证为()输卵管通液术适应证为()