
Chondromalacia patellae (also known as CMP) is inflammation of the underside of the patella and softening of the cartilage. Chondromalacia patella is more accurately referred to as patellofemoral (puh-tel-o-FEM-uh-rul) pain syndrome. The cartilage under your kneecap is a natural shock absorber, and overuse, injury, and many other factors can cause...
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http://en.wikipedia.org/wiki/Chondromalacia_patellae

(from the article `joint disease`) Chondromalacia patellae is a common and distinctive softening of the articular cartilage of the kneecap in young persons, particularly young ...
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http://www.britannica.com/eb/a-z/c/77

A softening of the articular cartilage of the patella; may cause patellalgia. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

Softening of the articular cartilage of the knee-cap. The articular cartilage is the cartilage lining under the knee-cap that articulates with the knee joint. Under normal circumstances, it is smooth and shiny, so that it glides smoothly along the articular groove of the femur as the knee bends. When it 'softens', it may break down, causing irregul...
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http://www.knee-surgery.co.uk/glossary.htm

Chondromalacia patellae: The patellofemoral syndrome (PFS), the most common cause of chronic knee pain. PFS characteristically causes vague discomfort of the inner knee area, aggravated by activity (running, jumping, climbing or descending stairs) or by prolonged sitting with knees in a moderately bent position (the so-called 'theater sign' of pain...
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http://www.medterms.com/script/main/art.asp?articlekey=7244

painful damage to the cartilage behind the kneecap
Found on
https://www.encyclo.co.uk/local/20875
No exact match found.