Medically reviewed by Laura Campedelli, DPT Key Takeaways Hinge joints found in knees, elbows, and fingers allow movement in one direction, like a door.Injuries or arthritis can cause pain and ...
A subchondral fracture is a type of injury that occurs due to repetitive stress in the layer of bone tissue just beneath the cartilage. It often happens to the knees or hips of older adults.