PARIS — Despite some potential advantages, transcatheter aortic valve implantation (TAVI) failed to meet the primary prespecified threshold for noninferiority to surgical aortic valve replacement in ...

Surgical intervention for kidney stones in patients with a history of UTIs has no significant effect on UTI relapse. Kidney stone removal surgery in patients with a history of urinary tract infections ...

Tubal sterilization is thought to be a permanent form of birth control and is the most common method of contraception nationally. But a new study reports that tubal surgery fails often enough that ...

Approximately 500,000 Americans undergo back surgery to relieve their pain every year. But the American Society of Anesthesiologists estimates that 20 to 40% of those surgeries fail - leaving folks ...