نتایج جستجو برای: intraosseous neurilemmoma
تعداد نتایج: 4481 فیلتر نتایج به سال:
Neurilemmomas are relatively uncommon, slowly growing tumors which originate from Schwann cells. Intrathoracic neurilemmomas often occur in the chest wall and posterior mediastinum, but endobronchial neurilemmomas are exceedingly rare. These tumors in trachea or bronchus are usually detected by radiologic examinations, mostly computed tomography scan of chest. An 88-year-old man was admitted fo...
Condylar intramedullary intraosseous lipoma: Contribution of a new case and review of the literature
BACKGROUND Lipoma is the most common benign tumour of the human body, being intraosseous involvement very rare. Just 1 to 4% of all cases of lipoma are located in the oral cavity, only 0.1% being intraosseous. The jaw is its most uncommon bone location. Etiology of intraosseous lipoma (IOL) is unknown, although several theories have been proposed. Usually asymptomatic, the symptoms, when presen...
A SERIES of 500 cases of proptosis included two due to orbital malignant neurilemmoma, which according to Duke-Elder (1952) and Hogan and Zimmerman (1962) is a very rare condition. Case Reports Case 1, a 50-year-old woman (Fig. 1), had a left forward painless proptosis of 7-months' duration. Examination.-The right eye was normal and the visual acuity 6/9. The left eye showed proptosis 23 mm. (r...
Intraosseous lipoma is a rare benign tumor, mostly occurring in lower limb especially in os calcis and the metaphyses of long bones. Intraosseous lipoma of the skull is even rarer, with 12 cases having been reported to involve the sphenoid bone in the literature. We present the third reported case of sphenoclival intraosseous lipoma in a 43-year-old man with headache, hyperprolactinemia and vis...
Intraosseous vascular lesions of the maxillofacial region are rare, and the differential diagnosis of intraosseous vascular malformations from other jaw lesions can be challenging. In the present case, magnetic resonance imaging and three-dimensional computed tomographic angiography (CTA) was used for diagnosis, and the lesion was treated wih surgical excision. Diverse characteristics such as t...
INTRODUCTION Intraosseous lipoma is an uncommon entity that presents almost exclusively as a solitary lesion. Multiple intraosseous lipomas are exceedingly rare with only a few cases being reported in the literature. CASE PRESENTATION We present a case of 43-year-old African American female who presented with left leg and left wrist pain. The initial radiographs revealed well-defined radioluc...
Soft tissue ganglion cysts are the most common benign tumours of the wrist; their pathogenesis remains controversial. We prospectively screened the radiographic appearance of the wrists of 51 patients presenting to a single surgeon with dorsal wrist ganglions during a one-year period. Postero-anterior and lateral radiographs were systematically performed looking for possible associated intraoss...
The main criterion for assessing the engraftment of dental implants is their high-quality osseointegration [1]. Unreasonable loads exerted on a implant integrated into bone tissue lead to its premature rejection. Adequate also influenced by shape, size, quality installation, adherence operating protocol, as well start date subsequent prosthetics [2]. A qualitative method determining stability a...
Hemangiomas are defined as benign neoplasms originating from vascular endothelial tissue. Intraosseous hemangiomas very rare and account for less than 1% of bone tumors. They mostly seen in vertebras, skull bones long bones. jaws. typically asymptomatic grow slowly. In this case report, intraosseous hemangioma was found the mandible patient evaluated clinically, radiologically histopathological...
A neurilemmoma (Schwannoma) of the left intrathoracic vagus nerve was discovered on a chest radiograph of a 28 yr old woman and was removed via a left thoracotomy. Although neurogenic tumours are the most common tumours of the mediastinum, they rarely involve the intrathoracic vagus nerve.
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