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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