我室在遗传咨询中对不良孕产及不孕不育史的夫妇做外周血淋巴细胞染色体检查,发现一例核型为46,XY,t(7;18)(p13;p11)平衡易位携带的患者,现将病例及其对子代影响的遗传学分析报告如下。1资料与方法1.1病例资料患者,男性,24岁,因结婚2年,未避孕且性生活正常而未生育于2011年9月份前来我院就诊,经多次精液常规检查,临床诊断为少精子症、弱精子症。该患者从 My room in the genetic counseling on bad maternity and infertility couples do peripheral blood lymphocyte chromosome examination found a karyotype of 46, XY, t (7; 18) (p13; p11) balance translocation carrying Patients, now genetic analysis of the case and its impact on offspring are reported below. 1 Materials and Methods 1.1 Case Information Patients, men, 24 years old, married for 2 years without contraception and normal sex without having been in our hospital in September 2011, after repeated semen routine examination, the clinical diagnosis of less Sperm disease, asthenospermia. The patient from