CHORUS
Collaborative Hypertext of Radiology
Musculoskeletal system
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osteoid osteoma
- M:F 2:1, 5 - 25 y/o (90%) (50% 10-20)
- pain at night - prostaglandin E2
- pain responds to salicylates
- tx: surgical excision of nidus, rare spontaneous regression
- location
- metadiaphysis and metapysis of long bones(73%)
- spine (14%)
- hands and feet (12%)
- lucent nidus with thickened cortex on CT and plain film
- Perinidal bone marrow edema and soft tissue inflamation on MRI
- DDx:
Charles E. Kahn, Jr., MD - 2 February 1995
Last updated: 1 October 2013
Copyright © 2013, Charles E. Kahn, Jr.
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