Bursitis denotes inflammation of the synovial-lined sac cushioning bone, tendons and muscles. Common sites include the olecranon, prepatellar and trochanteric bursae. Diagnosis typically combines ...

A swollen knee can be caused when your knee is hit and the thin sac around the kneecap, known as the bursa, swells. Tiffany Raymond Q. Last week, I was working in the yard and banged my left knee hard ...