vasitis nodosa

va·si·tis no·do·sa

an inflammatory condition of the vas deferens characterized by the presence of numerous epithelium-lined spaces with the muscularis and adventitia, often containing spermatozoa; usually seen after vasectomy, and may clinically and microscopically mimic adenocarcinoma.
See also: vas deferens.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
The more commonly described inflammation of the vas deferens, vasitis nodosa, is a benign condition that has been well-characterized (both macroscopically and microscopically) and is usually associated with a history of vasectomy.
(3) When a thermal ("red hot wire") cautery is used, (4) a solid plug of scar tissue results with a minimum of spermatic granuloma formation and of vasitis nodosa. Should sperm escape the vas, the fascial barrier will prevent their reaching the urethral side and perpetuating fertility.
Vasitis nodosa, in which a Medusa's head of channels reaches our from the testicular end of the vas, could explain this "technical failure" if one such channel reached the urethral end.