I have a hard lump on the outside of my left kneecap-feels like its on a tendon and sometimes it gets stuck and I can t bend my knee until the lump pops into place. almost as if the lump gets in the way of normal tendon movement. also there are more hard but painless knots that seem to have grown on knee tendons and /or ligaments. what could they possibly be? anyway to improve and shrink these lesions without surgery?
Hi, thanks for sharing your health concerns with Chat Doctor!  If I were your treating Doctor for this case of this knee lump, I would come up with two possibilities