【摘要】 目的:探讨输精管结扎术后严重少精子致孕的风险。方法:男方,35岁,因双侧输精管结扎术后2年,发现其妻怀孕6 d于2012年3月来院就诊,彩超证实为宫内孕。间隔1周两次精液分析所得活动精子总数分别为0.047×106,0.044×106。流产物亲子鉴定RCP(亲子关系概率)=99.9996%,达到认定标准。结果:妻子所孕胎儿与丈夫存在亲子关系。结论:输精管结扎术后严重少精子症可以使女方受孕,应采取附加避孕措施,应慎重判定亲子关系。更多还原

【Abstract】 Objective: To analyze the risk of pregnancy in the woman whose husband has severe oligospermia after vasectomy.Methods: A woman was found pregnant,whose husband,a 35-year-old man,had received vasectomy two years before.Two seminal examinations at the interval of 7 days showed the total number of motile sperm to be 0.047×106 and 0.044×106,respectively.DNA analysis after miscarriage exhibited a 99.9996% relative chance paternity(RCP).Results: DNA analysis proved the biological paternity of the man with severe oligospermia after vasectomy.Conclusion: A man with severe oligospermia after vasectomy could make his wife pregnant.更多还原