What Is a Subchondral Bone Cyst? It's a fluid-filled sac that forms in one or both of the bones that make up a joint. They're especially common at the knee or hip. The cysts show up just under the ...

Subchondral bone cysts (SBCs) are sacs filled with fluid that form inside of joints such as knees, hips, and shoulders. The sac is usually primarily filled with hyaluronic acid. Hyaluronic acid is a ...

Subchondral bone cysts are sacs of fluid that form inside the joints. These cysts occur in the subchondral bone, the layer of bone just under the cartilage. Symptoms include pain and swelling of the ...

Subchondral sclerosis is the hardening of bone tissue beneath cartilage, often detected in later stages of osteoarthritis, but its exact cause and relationship to osteoarthritis are still under ...