It is a soft, fluid-filled lump in the popliteal fossa behind the knee. In the back of the knee, there is synovial tissue which can serve as an outlet for extra swelling within the knee and thus ...

It can be dull or shar pain. Symptoms Dull or sharp pain Swelling or a noticeable lump behind the knee Stiffness or difficulty bending of the knee Tenderness when pressing on the area Limited ...

A lump in this area which is painful to touch ... hurt when pushing off with the toes and the pain can be felt behind the knee as well. Another cause of posterior knee pain which is not as ...