نتایج جستجو برای: expansile bone lesions
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This case report and literature review reports on a rare case of facial nerve hemangioma (FNH) involving the vertical facial nerve (FN) segment, and discusses the clinical presentation, imaging, pathogenesis, and management of these rare lesions. A 53-year-old male presented with a 10-year history of right hemifacial twitching and progressive facial paresis (House-Brackmann grading score V/VI)....
Aneurysmal bone cyst (ABC) is an expanding osteolytic lesion. ABC represents 1% of all primary benign bone tumors, whereby 4-12% occur in the pelvis. The etiology of this disease remains vague. Aneurysmal bone cyst can exist either as primary bone lesion (70%) or as secondary lesion arising from another bone disorder (30%). Moreover, pelvic ABCs are characterized by their large size and high va...
BACKGROUND AND PURPOSE Sinonasal organized hematoma (OH) is an uncommon, nonneoplastic benign condition that can be locally aggressive. The purpose of this work was to characterize the CT and MR imaging findings of sinonasal OH. MATERIALS AND METHODS CT (n = 11) and MR (n = 10) images of 12 patients (9 men and 3 women; mean age, 41 years; range, 12-76 years) with pathologically proved sinonas...
Aneurysmal bone cyst (ABC) is a benign osteolytic bony lesion that can be locally destructive. It is usually observed in the first and second decades of life. This expansile bone lesion commonly involves the metaphysis of long tubular bones, posterior elements of the vertebrae, and flat bones. The skull base is an uncommon location for this tumor with a reported incidence of 3 to 6%. In the lit...
Comparative study of bone and lamellar bone formation in Peripheral Giant Cell Granuloma and Peripheral Ossifying Fibroma Dr. SH. Ghasemi Moridani* - Dr. H. Mahmoodi Chenari* *-Assistant Professor of Oral and Maxillofacial Pathology Dept.-Faculty of Dentistry-Guilan University of Medical Sciences. **- Dentist. Background and Aim: Peripheral Giant Cell Granuloma (PGCG) and peripheral ossifying f...
Fibrous dysplasia is a rare bone condition in which normal replaced by aberrant fibrous tissue. The patient may come to evaluate with other diseases and while doing investigations, it observed. Here we present case of 24 years male who came our OPD swelling around the left cheek region for 5 days. underwent Computerised tomography scan revealed an expansile, sclerotic, cystic ground-glass appea...
Focal haematopoietic hyperplasia is a rare and localized proliferation of the bone marrow to such an extent that it produces a tumor-like expansion hence called as pseudotumor. Radiologically it presents as an osteolytic expansile mass and may mimics with certain bony tumors. We report a case of Focal haematopoietic hyperplasia in the 3rd anterior rib of a 45 year old man clinically presenting ...
One of the rarest entities of fibro-osseous lesions that arise within the craniofacial bones is Juvenile ossifying fibroma (JOF). It is an intraosseous expansile lesion of the jaw that imitate odontogenic lesions. WHO has described two distinct histopathological variants of JOF; trabecular and psammomatoid. Histologically, they are characterized by the presence of fibrous connective tissue stro...
A 53-year-old woman presented with left mandibular area pain, trismus, and facial numbness that had persisted for 4 years. Physical examination revealed a 3×5 cm, hard, non-tender, and round mass on the left mandibular area. Computed tomography and magnetic resonance imaging revealed an expansile tumor involving the left mandibular ramus and temporomandibular joint area with bone destruction, e...
A 23-year-old female patient presented with diffuse swelling causing intermittent pain involving the left side of face that had been present for over 10 years. Extra-oral examination revealed expansile lesions in maxilla and mandible, appeared mixed radiolucent-radiopaque on panoramic radiography. The maxillary lesion resulted opacification sinus. mandible trabecular bony changes larger radiolu...
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