Definition of Baker cyst
Baker cyst: A swelling in the space behind the knee (the popliteal space) composed of a membrane-lined sac filled with synovial fluid that has escaped from the joint. Baker cyst is named after the British surgeon William Morrant Baker (1839-1896). Also called a synovial cyst of the popliteal space.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=2420
Last Editorial Review: 3/26/1998 2:24:00 PM
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