异位妊娠(EP)是妇产科急腹症,EP的发生与盆腔炎症、输卵管损伤、子宫内膜异位症相关。放置宫内节育器(IUD)的持续时间及型号与EP相关。雌激素过度刺激,黄体机能不全,胚胎发生异常、染色体畸变可能是EP病因之一。实验室检查绒毛膜促性腺激素(hCG)、孕酮(p)、肌酸激酶(CK)、血管内皮生长因子(VEGF)等对早期诊断EP有一定的价值。 Ectopic pregnancy (EP) is obstetrics and gynecology acute abdomen, the occurrence of EP and pelvic inflammatory disease, tubal injury, endometriosis related. The duration and type of intrauterine device placement (IUD) were associated with EP. Estrogen over-stimulation, corpus luteum insufficiency, abnormal embryogenesis, chromosomal aberrations may be one of the causes of EP. Laboratory examination of chorionic gonadotropin (hCG), progesterone (p), creatine kinase (CK), vascular endothelial growth factor (VEGF) and so on the early diagnosis of EP have a certain value.