Osteoid osteoma of the patella: a case report

Though osteoid osteoma is a common primary benign lesion of the bones, intra-articular involvement is rare and poses diagnostic difficulties when it affects middle-aged patients. We present the case of a 51-year-old woman with a 2.5 year history of anterior knee pain that was misdiagnosed as osteoch...

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Bibliographic Details
Published in:Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA sports traumatology, arthroscopy : official journal of the ESSKA, 2006-02, Vol.14 (2), p.161-164
Main Authors: Vallianatos, Panagiotis G, Tilentzoglou, Anastasia C, Seitaridis, Savvas V, Mahera, Helen J
Format: Article
Language:English
Subjects:
Arthralgia - etiology
Bone Neoplasms - diagnosis
Bone Neoplasms - surgery
Cryosurgery
Female
Humans
Knee
Magnetic Resonance Imaging
Middle Aged
Osteoma, Osteoid - diagnosis
Osteoma, Osteoid - surgery
Patella - surgery
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Summary:Though osteoid osteoma is a common primary benign lesion of the bones, intra-articular involvement is rare and poses diagnostic difficulties when it affects middle-aged patients. We present the case of a 51-year-old woman with a 2.5 year history of anterior knee pain that was misdiagnosed as osteochondritis dissecans. Radiological findings were absent, whereas MRI showed a well-circumscribed lesion. A local excisional biopsy was performed and microscopic appearance confirmed diagnosis.
ISSN:0942-2056
1433-7347
DOI:10.1007/s00167-005-0653-6