Internal impingement is a specific type of shoulder injury that is seen primarily in throwing athletes.
Chondromalacia patellae is a term used to describe the damage or softening of the cartilage on the underside of the kneecap. It is similar to patellofemoral pain syndrome (runner's knee) in which the pain is felt under and around the kneecap. This condition is common among young athletics but may also occur in older adults who have arthritis of the knee.
The partial knee replacement surgical procedure has generated significant interest because it uses a smaller incision and has a faster recovery than full knee replacement surgery. Partial knee replacement is a type of and minimally invasive surgery. The idea is to remove only the most damaged areas of cartilage from the joint and leave any healthy parts of the joint for continued use.