Some of the male patients who cannot find sperm in the semen sample may have a problem called "retrograde ejaculation". (The condition that no sperm is observed in the semen is called "azoospermia".)
What is the Retrograde Ejaculation Test?
In some people, it is due to a problem in the closure of the bladder neck during ejaculation (ejaculation/ejection of semen). As semen escapes into the bladder, this situation is defined as retrograde ejaculation (RE). It should be checked whether there is sperm in the urine after ejaculation).
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