A.停經(jīng)后無(wú)早孕反應(yīng) B.尿妊娠試驗(yàn)一定陰性 C.易發(fā)生凝血機(jī)制障礙 D.子宮與停經(jīng)月份相符 E.B超提示可見(jiàn)胚芽搏動(dòng)