【专家说病】何为无精症,通俗的说就是精液中没有精子。医学上定义为“在所射出的精液中连续3次找不到一个精子,称为无精症”。是男性不育中最严重、最难治愈的疾病之一。无精症约占男性不育症患者的15%~20%。其病因复杂,根据其病因可概括为两大类:一是睾丸产生精子的功能受损,就是睾丸本身不能产生精子,称为非梗阻性无精症;另一类为睾丸可正常产生精 【Experts say disease】 What is azoospermia, popular that there is no sperm in the semen. Medically defined as “in the injection of semen in three consecutive failed to find a sperm, known as azoospermia ”. It is one of the most serious and difficult to cure diseases in male infertility. Azoospermia accounts for about 15% to 20% of patients with male infertility. The etiology is complex, according to its etiology can be summarized into two categories: First, testicular sperm dysfunction, that is, the testicles can not produce sperm, known as non-obstructive azoospermia; the other is the testicles can produce normal fine