Surgery on the right kidney took place on Dec. 1. This time, doctors told her they couldn’t see the stones, but it was nothing to worry about, she recalled. Mullins left with ureteral stent ...

A stent is a small tube that helps keep the artery open. It can also keep small pieces of plaque from breaking off and causing problems. You may need to spend the night in the hospital. For 1 or 2 ...