نتایج جستجو برای: parapharyngeal
تعداد نتایج: 906 فیلتر نتایج به سال:
BACKGROUND Parapharyngeal space (PPS) tumors are rare tumors for which the surgical management differs widely. The purpose of this study was to discuss the advantages and disadvantages of the endoscope-assisted transoral approach over the traditional approaches. METHODS This prospective study included 4 patients who were diagnosed with PPS tumors and treated with the endoscope-assisted transo...
Obstructive sleep apnea is a chronic condition characterized by frequent episodes of upper airway collapse during sleep. Collapsibility can be increased by underlying anatomic alterations and/or disturbances in upper airway, neuromuscular control, or both, which play key roles in the pathogenesis of obstructive sleep apnea. Neurofibromas of the parapharyngeal space are the second most commonly ...
We have evaluated the outcomes of endoscopically-assisted resection of large benign tumours of the parapharyngeal space by an intraoral approach. Six patients with primary benign tumours were treated in this way. The lesions were pleomorphic adenomas, Warthin's tumour, and schwannoma. The sizes of the tumours varied from 4×4 cm to 7×7 cm. All tumours were removed completely without rupture and ...
Clear cell sarcoma (CCS), initially named malignant melanoma of soft parts, is a rare malignant neoplasm typically involving deep soft tissue of the extremities, in close proximity to tendons and aponeuroses. Here we describe a case of clear cell sarcoma of the right parapharyngeal region in a young female aged 20 years. MRI detected a mass about 4.4 cm×3.4 cm×3.0 cm, located in the right parap...
Of all head and neck tumors, 0.5% to 0.8% of them are localized in the parapharyngeal space. Non-Hodgkin’s lymphomas in this site are extremely rare. There are described in literature as either isolated cases or small series of tumors of that space. We are showing a case of a younger man presented with the recent facial nerve paralysis, hearing loss, otalgia and on the examination seen bulged r...
Solitary fibrous tumours of the parapharyngeal space are a very rare finding and have been described less than 10 times in the English literature. The Authors discuss a clinical case of a solitary fibrous tumour in the parapharyngeal space in a 77-year-old male, who had begun treatment for a newly discovered obstructive sleep apnoea syndrome with a continuous positive airway pressure - device o...
The purpose of this paper is to develop an algorithm for the diagnosis and treatment of cervical phlegmons in order to increase the diagnostic accuracy, to reduce the intra and postoperative risks and complication rates and to increase the number of cases with restitutio ad integrum. This is a retrospective clinical study on 21 patients diagnosed with cervical phlegmon. The study group consists...
Both benign and malignant tumors may arise from any of the structures contained within the parapharyngeal space. Parapharyngeal space is difficult to reach and formidable area to approach by any surgeon. Due to its deep placement and approximation to vital structures, not only is tumour involving this space a difficult task to manage for the surgeon, but even its diagnosis may elude the doctor....
Parapharyngeal space tumors are known for having a difficult approach, misleading diagnosis and for representing a treatment challenge. Hemangiopericytomas account for less than 1% of all vascular neoplasms and 3% of all soft tissue sarcomas. Only 14 cases have been reported in the worldwide literature in this location. We present a case of a 44-year-old male who was referred for evaluation. A ...
Nasopharyngeal angiofibroma is a relatively uncommon vascular tumor affecting adolescent males and it characteristically originates in the posterior lateral wall of the nasopharynx. Primary extra-nasopharyngeal angiofibroma is very rare. Here, I present a case of angiofibroma of the parapharyngeal space in a 53-year-old woman with CT and sonographic findings.
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