Our Baker cyst Main Article provides a comprehensive look at the who, what, when and how of Baker cyst
Definition of Baker cyst
Baker cyst: A swelling in the space behind the knee (the popliteal space) that is composed of a membrane-lined sac filled with synovial fluid that has escaped from the joint. Also known as synovial cyst of the popliteal space.
Last Editorial Review: 3/19/2012
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