Osteochondritis dissecans: knee

Case contributed by Dr Domenico Nicoletti

Presentation

Pain and swelling about six months in a basketball player

Patient Data

Age: 19
Gender: Male
Modality: X-ray

RX right knee

Osteochondral defect of the inner surface of the medial femoral condyle, with sclerotic margins and free fragment but not dislocated.

Case Discussion

Dissecans osteochondritis is a necrosis that affects only a small part, lenticular, the articular cartilage and the corresponding subchondral bone.

The bone is clearly demarcates the osteocartilagineo surrounding tissue to break away and become "free" in the 'articulation (called joint mice).

Dissecans osteochondritis occurs mainly in adolescence and is initially asymptomatic; as an adult, you have the first signs of pain and limitation of joint movement.

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Case Information

rID: 40987
Case created: 10th Nov 2015
Last edited: 17th Jan 2016
Inclusion in quiz mode: Included

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