宫颈妊娠是受精卵在宫颈组织学内口以下宫颈管内种植与发育的状态,是威胁病人生命的严重疾病.本病罕见,病因不明,可能与以下因素有关:一、受精卵运送速度过快:Burg 认为在受精卵由输卵管运至宫腔过程中,由于运送速度过快,当受精卵运至宫腔时,孕卵尚未发育至囊胚期,此时孕卵尚无植入能力且子宫内膜尚未发育到能够接受孕卵着 Cervical pregnancy is a state of implantation and development of the fertilized egg in the cervical canal below the mouth of cervical histology and is a serious disease threatening the life of the patient. The disease is rare and its etiology is unknown. It may be related to the following factors: First, the fertilized egg is transported too fast: Burg That the fertilized egg from the fallopian tubes transported to the uterine process, due to the delivery rate is too fast, when the fertilized egg shipped to the uterine cavity, the ovum has not yet developed to the blastocyst stage, when there is no implantation of ovulation and the endometrium Not yet developed to be able to accept a pregnancy egg