Studying videotapes of his own operations has helped urologist Patrick Walsh discover minute variations in anatomy and fine-tune his techniques to get even better prostate surgery outcomes.

It takes a whole team of specialized surgeons to tackle renal cell carcinoma that's invaded the body's largest vein.

Urologists at Johns Hopkins' Pelvic Floor Center say there's more than one way to solve this embarrassing problem.

There are garden variety kidney stones, and then there are cystine stones. At Johns Hopkins' multidisciplinary stone clinic, urologist Brian Matlaga and nephrologist Michael Choi take on the toughest cases.

How urologist Ranjiv Mathews hopes to get better treatment answers for a common but potentially life-altering urinary tract infection in kids.