Nephrolithiasis, calcium oxalate

This study investigates whether taking vitamin E supplements, at 200 mg or 400 mg per day, can reduce calcium oxalate crystals in people with kidney stones. Participants continue their usual medications while adding vitamin E. The goal is to see if this antioxidant can help manag…

This study looked at whether a common step in kidney stone surgery—placing a tube from the bladder to the kidney—can be skipped. 140 adults with large kidney stones were randomly assigned to get the standard surgery or a version without the tube. The goal was to see if the simple…