Varicocele

This trial is testing two different ways to perform varicocele embolization, a procedure that blocks off enlarged veins in the scrotum to relieve pain and improve fertility. Thirty men with varicocele will receive the procedure either through a vein in the neck (transjugular) or …

This study tests whether a single midline incision in the pubic area works as well as the standard two incisions (one on each side) for repairing varicoceles in both testicles. The trial enrolls men aged 18 to 45 with a palpable bilateral varicocele and infertility lasting at lea…

This study tests a new MRI contrast agent called ferumoxytol, made from iron nanoparticles, to see if it can safely and effectively image veins in people with vein diseases. Current dyes can be risky for patients with kidney problems, but ferumoxytol may be safer and last longer …

This study looks at whether people with hemorrhoids are more likely to have varicose veins in their legs. Researchers will use ultrasound to check the leg veins of 400 adults—200 with hemorrhoids and 200 without. No treatments or procedures are given; the goal is simply to see if…