A synovial cyst is a noncancerous growth that forms between facet joints in your spine. Many never cause symptoms. There are nonsurgical and surgical treatments.

Jun 26, 2025 · Synovial cysts are fluid-filled sacs that form in the joints of the spine, most commonly in the lumbar (low-back) region, due to age-related bone degeneration. These cysts …

What is a Synovial Cyst of the Spine? A synovial cyst of the spine is a fluid-filled sac that forms between the joints of the back of the spine, called the facet joints. Also referred to as lumbar …

A synovial cyst is a fluid-filled sac that develops in the spine due to degeneration. The cyst itself is benign, but it can cause symptoms ranging from mild discomfort to severe neurological …

Mar 22, 2018 · Most synovial cysts develop in a part of the spine called the lumbar spine. Read on to learn more about what causes them and how they’re treated.

Aug 3, 2025 · A synovial cyst is a fluid-filled sac that forms near joints or tendons, most commonly in the spine. These cysts are generally benign, meaning they are non-cancerous, and are …

Ganglion and synovial cysts are benign lumps caused by a buildup of fluid in a tendon sheath or joint capsule. They most commonly show up on the top of the wrist, but may also affect the …