the knee is inflammation of the bursa found between the front of the kneecap
(patella) and the skin.
A bursa is a fluid-filled sac that
cushions and lubricates areas of the body where friction is likely to occur. Examples of such areas include between two bones, between a tendon or ligament and a bone, and between bone
ByHealthwise Staff Primary Medical ReviewerWilliam H. Blahd, Jr., MD, FACEP - Emergency Medicine Specialist Medical ReviewerKenneth J. Koval, MD - Orthopedic Surgery, Orthopedic Trauma