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小张结婚已近四年,婚后性生活美满和谐,但妻子尚未怀孕.后经双方检查,医生查明是小张精液中精子数量过少,原因是单侧隐睾症所致.建议他做手术,但术后能否生育并无把握.小张听后十分不解:自己虽患单侧隐睾,对侧睾丸却是正常的,而且身体男性特征的发育及性功能也都很正常,为什么不能生育呢?睾丸在胚胎时期位于腹腔内的腹膜后方,随着胎儿的生长,睾丸逐渐下移并进入阴囊,正常人的睾丸在阴
Xiao Zhang married for nearly four years, married sex life is harmonious, but his wife has not been pregnant.After both checks, the doctor found that the amount of sperm in Xiaozhang semen is too small, due to unilateral cryptorchidism caused by the proposed him Surgery, but postoperative fertility and no confidence .Zhang Zhang after listening to very puzzled: Although his unilateral cryptorchidism, the contralateral testis is normal, but also the development of male body characteristics and sexual function are also normal , Why not fertility? Testicular period in the peritoneal cavity of the peritoneal rear, with the growth of the fetus, testis gradually down and into the scrotum, normal testis in the yin