Brandon Roy of the Portland Trail Blazers struggled with persistent knee issues resulting in six knee operations. He was forced into an early retirement due to the severity of his condition. Thanks to PRP therapy he was able to make a comeback and return to play in the NBA less than a year later.
Bloomberg.com discusses multiple athletes using platelet rich plasma injections to help injuries recover and avoid surgery. This article also mentions Kobe Bryant and other professional athletes seeking help from PRP injections. There is discussion regarding the lack of robust evidence supporting the effectiveness which complicates its use, although most of those discussed in the article had quick recovery and were able to avoid surgery. Platelet-rich plasma treatments are quick and simple, and are performed here in Corvallis Oregon at Black Stone Physical Medicine.