Abstract
Here a case of osteoma is described situated in right mastoid part of temporal bone (post auricular region) in a 35-year-old female. The swelling was slow-growing, oval in shape, stony hard in consistency, 3cm x 5cm in size with normal & free overlying skin but fixed to the bone & non-tender. FNAC revealed no malignant cells. X-ray Mastoids Towne's view showed right mastoiditis. CT scan findings were in favour of angular dermoid without bony erosion. Surgical excision was done under general anaesthesia. Histopathological report was osteoma. Postoperative period was uneventful and follow up after 10 days was fine. Key words: Osteoma; Temporal bone.DOI: 10.3329/bjo.v16i2.6851Bangladesh J Otorhinolaryngol 2010; 16(2): 136-138
Highlights
Extracanalicular osteomas of temporal bone are rare, slow-growing, benign neoplasm
CT Scan finding was in favour of angular dermoid in the right mastoid area originating from the outer table of the skull with no bony erosion or intracranial extension
Fig.-2: Showing angular dermoid in the right mastoid area originating from the outer table of the skull with no bony erosion or intracranial extension
Summary
Extracanalicular osteomas of temporal bone are rare, slow-growing, benign neoplasm. it may occur anywhere in the temporal bone, it is most common in the mastoid area.[1]. Introduction: Extracanalicular osteomas of temporal bone are rare, slow-growing, benign neoplasm. It may occur anywhere in the temporal bone, it is most common in the mastoid area.[1] It has been described in the literature in only 130 cases between 1861
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