نتایج جستجو برای: nasopharyngeal neoplasms
تعداد نتایج: 508326 فیلتر نتایج به سال:
to determine the addition of value of neoadjuvant, concurrent and adjuvant chemotherapy to radiation in the treatment of nasopharyngeal carcinoma with regard to the overall survival (os) and disease free survival (dfs) within a six year period in tehran cancer institute. files of all patients with nasopharyngeal carcinoma treated by radiotherapy with or without concurrent chemotherapy in a cura...
Synchronous malignancy of squamous cell carcinoma and malignant lymphoma in the head and neck region is extremely rare. Nasopharyngeal carcinoma is a nonlymphomatous, squamous cell carcinoma that occurs in the nasopharyngeal epithelium. Reported herein is a unique case of nasopharyngeal carcinoma occurring simultaneously with MALT-type lymphoma in an 83-year-old woman, who complained of degluti...
BACKGROUND Nasopharyngeal angiofibromas are typically considered benign vascular neoplasms, with descriptions of high-grade sarcomatous change found only in lesions with prior radiotherapy. METHODS AND RESULTS We describe the first reported case of high-grade malignant change in a nasopharyngeal angiofibroma naive to radiation. A 45-year-old man presented with left-sided nasal congestion and ...
Malignant neoplasms diagnosed histologically in the state of Sabah during the period November 1983 to October 1988 were analysed to determine the distribution of malignant neoplasms according to site, age, sex and major ethnic groups. The five commonest malignant neoplasms in males were carcinomas of the nasopharynx, stomach, skin, lung and liver. In females the five commonest malignant neoplas...
INTRODUCTION Although there are some studies regarding the clinical characteristics and outcome of nasopharyngeal tumors, one such study from Iran has not been reported to date. This study aimed to evaluate the clinical features, treatment, and consequences of nasopharyngeal lesions. METHODS In this cross sectional study, we conducted a retrospective review of patients who were diagnosed with...
Abstract The role of surgery, chemotherapy, and radiation therapy for retinoblastoma has evolved considerably over the years with efficacy intraarterial chemotherapy high incidence secondary malignant neoplasms following therapy. use spot scanning intensity‐modulated proton may reduce risk malignancies. For pediatric nasopharyngeal carcinoma, current standard care is induction followed by chemo...
Amyloidosis results from the deposition of amyloid proteins in organs and tissues. Clinically, it can be classified into systemic and localized forms. Here, we report a case of localized amyloidosis of the nasopharynx and neck. The initial presentation was a nasopharyngeal mass, and bilateral neck masses, mimicking nasopharyngeal carcinoma with neck metastasis. Computed tomographic scans of the...
Schneiderian papillomas are benign neoplasms of the nasal cavity and paranasal sinuses arising from the surface epithelium which are also associated with malignant transformation. These neoplasms have three subtypes, namely fungiform, oncocytic, and inverted. Oncocytic Schneiderian papilloma is the rarest of the three morphological variants. It usually presents with unilateral intranasal polypo...
A 63-year-old man developed delayed cerebral radiation necrosis following radiotherapy to a nasopharyngeal carcinoma. Complete resolution of his neurological deficit resulted from corticosteroid therapy alone. Serial CT scans showed the disappearance of the patients' mass lesion. The literature on cerebral necrosis following radiotherapy of extracranial neoplasms is reviewed with particular emp...
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