The Baker’s cyst or popliteal cyst is also known as a synovial cyst. It is a soft, fluid-filled lump in the popliteal fossa behind the knee. In the back of the knee, there is synovial tissue ...

Ganglion cysts arise as pouches of fluid that come from the small joints of the wrist, or from the fluid within the sheath that surrounds the wrist tendons. When the fluid, called synovial fluid ...

TGCT arises from dysregulation of CSF1, leading to overproduction of the CSF1 protein and accumulation in the synovial covering of joint spaces and in tendon sheaths. Affected patients have ...

The Baker’s cyst or popliteal cyst occurs when there is too much synovial fluid within the knee as a result of increased inflammation in the knee. This fluid fills a water-filled sack in the ...