retro ejaculation causes
Causes of Retrograde Ejaculation. Causes of retrograde ejaculation include surgery that involves the prostate, urethra or bladder, medication and some health conditions. Damage to the prostate tissue by radiation therapy or other types of nerve damage in the pelvic area can also cause retrograde ejaculation. Signs and Symptoms Retrograde ejaculation is typically not painful and is only noted by a decrease in the amount of semen that is produced during orgasm.