osteoma


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Related to osteoma: osteosarcoma

osteoma

[‚äs·tē′ō·mə]
(medicine)
A benign bone tumor, especially in membrane bones of the skull.
References in periodicals archive ?
In this case report, we describe our procedure for performing RFA of a metacarpal osteoid osteoma without damage to adjacent tissues.
An osteoma of the middle ear presenting with the Tullio phenomenon.
Osteoid Osteoma: It is commonly found in young men in their 2nd or 3rd decades of life but is rarely seen in older patients.5 It can be present in any bone (cortical or cancellous) but commonly involves lower extremity with femur and tibia.
CT scans show an extensive left osteoma (B), orbital extension of the lesion (C), and extension of the mass into the orbit and the maxillary sinus (D).
Initial radiographic films (Figure 1) were read as unremarkable; however, given high clinical suspicion of osteoid osteoma, an MRI was obtained which demonstrated a circular hypointense lesion along the dorsal aspect of the trapezium (Figure 2) suspicious for an osteoid osteoma.
Histopathologically, the periphery of the cementum-like tissue presents more active growth, and sometimes, resembles osteoblastoma, osteoid osteoma, or atypical osteosarcoma, which are not distinctively related to tooth roots, and may be difficult to distinguish from these tumors [3, 5].
Axial CT cuts are the imaging modality of choice to identify osteoid osteoma. Kaste et al.
These reports suggested that the eccentric area could be an osteoid osteoma or a NOF.
Some secondary reasons have been reported: herpes zoster, temporomandibular joint dysfunction, nasopharyngeal carcinoma, petrous bone osteoma, and neuroborreliosis (5,6).
offer a detailed discussion of their use of ranibizumab to treat secondary choroidal neovascularization in a rare case of choroidal osteoma.