Varicoceles are more common on the left side of the scrotum. Varicocele is the dilatation of the pampiniform plexus of veins a network of many small veins found in the male spermatic cord. Varicocelectomy Procedure Side Effects Fertility And More A mass of varicose veins in the spermatic cord. . Varicoceles VAIR-ick-oh-seals are a common disorder of the veins inside the scrotum the protective sac that protects and holds the testicles balls. A varicocele is abnormal dilation and enlargement of the scrotal venous pampiniform plexus which drains blood from each testicle. May impede adolescent testicular growth and affect adult sperm parameters. They can grow larger and you may notice them more over time. A varicocele is an abnormal dilation of the internal spermatic veins and pampiniform plexus that drain blood from the testis. A varicocele is an abnormal dilatation and tortuosity of the veins of the spermatic cord. ...