By Dr. Jeffrey Peng, MD · Published March 6, 2026 · 6 min read Watch the Full Video If you are dealing with knee osteoarthritis and have been told that arthroscopic surgery might help, you may be wondering how it compares to platelet-rich plasma (PRP) injections. Head-to-head trials comparing PRP to placebo, hyaluronic acid, and cortisone injections have consistently shown that PRP produces superior and more sustained symptom relief. But how does PRP stack up against surger