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Confirm Ejaculatory Disorder

If no ejaculate is produced following masturbation, semen may have flowed back into the urinary bladder. To confirm “aspermia”, the initial fraction of the voided urine following such a “dry” ejaculation should be checked for sperm.

Order: Retrograde semen analysis.

Reference:
Semen Collection and Processing Methods BY R.S. Jeyendran.
Cambridge University Press, Cambridge, UK.