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A varicocele is an enlarged, twisted vein (varicose vein) in the scrotum, most often on the left side. It feels like a "bag of worms" and may sometimes cause discomfort.
Current as of: May 28, 2019
Author: Healthwise Staff
Medical Review:Sarah A. Marshall, MD - Family Medicine & Adam Husney, MD - Family Medicine & Femi Olatunbosun, MB, FRCSC, FACOG - Obstetrics and Gynecology, Reproductive Endocrinology