妊娠时限异(rènshēn)常AbnormalDurationofPregnancy程苾恒武汉大学(wǔhàndàxué)人民医院产科第一页,共八十五页。•第一节自然流产(liúchǎn)spontaneousabortion•第二节早产prematuredelivery•第三节过期妊娠post-termpregnancy第二页,共八十五页。产自然流第三页,共八十五页。Spontaneousabortion(zhòngdiǎn)•Definition重点!•Classification•Epidemilogy•Etiology•Diagnosis难点!•Therapy重点!第四页...