Does Osteoid Osteoma Show up on Mri?

Results: In six of the nine patients (66.6%) MRI showed evidence suggestive of osteoid osteoma, comparable that seen on CT scan. In three patients (33.3%), MRI showed a nonspecific and ill-defined bone marrow signal abnormality.

How is osteoid osteoma diagnosed?

A biopsy may be necessary to confirm the diagnosis of osteoid osteoma. In a biopsy, a tissue sample of the tumor is taken and examined under a microscope. Your doctor may give you a local anesthetic to numb the area and take a sample using a needle. A biopsy can also be performed as a small operation.

Can cancer be mistaken for osteoid osteoma?

Tumors can also mimic osteoid osteomas. Chondroblastomas in epiphyseal locations of children with osteolytic lesions and extensive bone marrow edema and periosteal reaction can resemble osteoid osteoma.