Do platelet-rich plasma or hyaluronic acid intra-articular injections work better for treating knee osteoarthritis?

Do platelet-rich plasma or hyaluronic acid intra-articular injections work better for treating knee osteoarthritis?

Injections are commonly used to treat knee pain in football. This randomised controlled trial from the American Journal of Sports Medicine compares two of the more common types of injection, platelet rich plasma (PRP) and hyaluronic acid (HA) and found little difference between the two options at five-year follow-up1. Osteoarthritis (OA) commonly occurs in footballers [...]
Talocalcaneal coalition

Talocalcaneal coalition

Case A 24 year old female recreational football player presented with a 12 month history of worsening dorsal mid-foot pain. She was found to have a marked restriction in subtalar movements and generalised tenderness about the hindfoot. Findings A lateral x-ray image was grossly abnormal showing absent anterior and middle facets of the talocalcaneal joint. [...]