نتایج جستجو برای: sinonasal polyposis
تعداد نتایج: 13956 فیلتر نتایج به سال:
We present a case of odontogenic maxillary sinusitis whose sinonasal symptomatology was thought to be the consequence of a previous midfacial trauma. The patient was admitted to the Clinic of Oral and Maxillofacial Surgery after more than 10 years of exacerbations of sinonasal symptoms, which began to plague soon after a facial contusion. We decided to perform CT of paranasal sinuses, and despi...
Sinonasal hemangiomas, although rare, must be considered in the evaluation of intranasal masses with profuse epistaxis. Although the availability of literature discussing cavernous hemangiomas in this location is limited, there have been no case reports of exclusively soft tissue sinonasal cavernous hemangiomas extending to the anterior skull base (ASB) that were resected purely endoscopically....
Invasive fungal infections of the sinonasal tract are a rare but known entity in immunocompromised patients. Paecilomyces lilacinus is a nematophagous fungi with septate hyphae that has afflicted humans in multiple forms, causing cutaneous, ocular, and sinonasal infections. Only 4 cases of P lilacinus and 2 cases of Paecilomyces variotii in the sinonasal tract have been reported in the literatu...
Background & objective: Hemangiopericytoma is an uncommon vascular tumor derived from the pericytes of Zimmermann. . The most common location of the tumor is pelvic retroperitoneum and musculoskeletal system of the lower extremities. It is rarely seen in the head and neck area. In addition, only 0.8% to 3% of all orbital tumors and less than 5 % of primary sinonasal tumors are primary hemangiop...
although several treatments have been suggested for nasal polyposis, from medical to surgical, there is no standard guideline for the management of this disease. during recent years increasing attention has been directed toward the effects of macrolide antibiotics on chronic sinusitis and nasal polyposis. in this study, the efficacy of clarithromycin on severe nasal polyposis were examined. in...
Ethmoid polyposis are the nasal polyps which developed from ethmoidal sinuses located between nose and eyes. Usually it is allergic in nature can be multiple, grape like masses. The estimated ethmoid prevalence India 4%. In this case study, a 61 year old female patient was admitted with complaints of severe block since approximately 6 months.
 Keywords: polyposis, Nasal polyp, Antro-choana...
for many years, it was thought that nasal polyps are small tumors of the nasal or sinus mucosa. however, it is now believed that nasal polyps are formed as a result of frequent local swelling of nasal or sinus mucosa, which enlarge by increasing sub-mucosal edema and then expose to the air pipe and cause some symptoms. however, the main cause of polyp formation is not exactly understood. the pr...
INTRODUCTION Modern advances in endonasal endoscopic surgery have expanded its utility in the management of malignant sinonasal tumours, and the degree to which cases are eligible. Knowledge of the indications, inclusion and exclusion criteria and imaging workup that empowers judicious patient selection is essential. This article discusses the endoscopic resection of malignant sinonasal tumours...
BACKGROUND Sinonasal teratocarcinosarcoma is a rare and aggressive malignancy with histological features of both carcinosarcoma and teratoma. The optimal management of this malignancy is unclear, with most patients being managed by a combination of surgery and radiotherapy. CASE PRESENTATION We describe an 83-year-old white woman with sinonasal teratocarcinosarcoma of her left nasal cavity tr...
Glomangiopericytoma/sinonasal type hemangiopericytoma is a rare sinonasal neoplasm arising from the pericytes surrounding capillaries and accounts for less than 0.5% of all sinonasal tumors. This tumor differs from conventional soft tissue hemangiopericytoma in location, biologic behaviour and histologic features. Glomangiopericytoma is a borderline low malignancy tumor with a good prognosis af...
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