MedlinePlus Medical Encyclopedia: Bursa of the knee

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Bursa of the knee

Bursae are fluid-filled cavities located at tissue sites where tendons or muscles pass over bony prominences near joints, such as the knee. The function of a bursa is to facilitate movement and reduce friction between moving parts.

Update Date: 9/21/2006

Updated by: Jeffrey Kauffman, MD, Sacramento Knee and Sports Medicine, Sacramento, CA. Review provided by VeriMed Healthcare Network.

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