Pain in the MCP joint can result from injury, infection, inflammation, or some medical conditions. Treatment depends on the cause but may include medications, splints and supports, hand therapy, and ...

A synovial cyst of the spine is a fluid-filled sac that develops along the spine. It may cause pain, tingling, or cramping in the lower back and legs. Treatment may include medications, observation, ...

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 ...