نتایج جستجو برای: nasopharyngeal neoplasms
تعداد نتایج: 508326 فیلتر نتایج به سال:
Juvenile nasopharyngeal angiofibroma is the most common benign tumor of the nasopharynx with complaints of unilateral nasal obstruction and recurrent nosebleeds in the young male population. Despite being a benign tumor, it can be aggressively destructive in surrounding tissues and bones by acting locally. The gold standard treatment method is the surgical excision of the tumor. This case repor...
Nasopharyngeal carcinoma (NPC), ICD-10 (International Classification of Diseases 10th Revision) category C11 is a tumor arising from the surface epithelial cells of the nasopharynx. Pakistan is a moderate to high risk region for NPC, with an estimated 752 cases diagnosed annually (Ferlay et al., 2010). Globally, the estimation of new nasopharyngeal cancers (NPC) has been quoted as 84,000 cases ...
INTRODUCTION Nasopharyngeal angiofibroma presents with symptoms of nasal obstruction and epistaxis. The treatment of choice is embolization followed by surgery. CASE PRESENTATION A 52-year-old man underwent surgery for nasopharyngeal angiofibroma after adjuvant radiofrequency-induced thermotherapy. To the best of the authors' knowledge, this is the first case of angiofibroma with clinical fol...
Primary nasopharyneal tuberculosis is a rare disease which is commonly present with cervical lymphadenopathy. It is hard to differenciate the diagnosis of tuberculosis from nasopharyngeal carcinoma. Histologic and bacteriologic evaluation is required for diagnosis. A male patient at the age of nineteen applied to our clinic with the complaints of a mass in the neck, congestion in the nose, nigh...
no nasopharyngeal tumor was identified in 12 cases with adult OME that were reviewed.[8] Postnasal space examination is further necessitated by the fact that nasopharyngeal tumor is common in the third and fifth decades of life, at which stage most of our patients were. Nasopharyngeal tumors have been known to present with otological features of OME, in addition to nasal, neuro-ophthalmic and n...
BACKGROUND Several studies have suggested that claudin proteins, which are the main components of tight junction structures, are related to the regulation of cell polarity and cell differentiation. METHOD To explore the expression profiles of the tight junction proteins claudin-2, - 5, - 8 and - 9 in nasopharyngeal carcinoma, IHC (immunohistochemical analysis), Western blot and real-time PCR ...
BACKGROUND No studies have examined the relationship between COX-2 8473T>C polymorphism and the risk of nasopharyngeal carcinoma in Chinese population. MATERIAL AND METHODS 296 patients with nasopharyngeal carcinoma and 300 age and gender-matched healthy controls recruited were genotyped by polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP). Cancer risk associated w...
OBJECTIVES Using polymerase chain reactions, this study aimed to evaluate the incidence of neonatal chlamydial conjunctivitis in our region of Hong Kong and explore any association between such conjunctivitis and nasopharyngeal colonisation with Chlamydia trachomatis. DESIGN Prospective epidemiological study. SETTING Regional hospital, Hong Kong. PATIENTS Consecutive patients with neonata...
BACKGROUND To analyze the mortality distribution of nasopharyngeal carcinoma in China from 1991 to 2013, to predict the mortality in the ensuing five years, and to provide evidence for prevention and treatment of nasopharyngeal carcinoma. MATERIALS AND METHODS Mortality data for Nasopharyngeal Carcinoma in China from 1991 to 2013 were used to describe its epidemiological characteristics, such...
Low-grade nasopharyngeal papillary adenocarcinoma is an extremely rare tumor, with only a limited number of cases reported in the literature. Some published studies have paid more attention to the clinicopathological features of nasopharyngeal adenocarcinoma, while little effort has been made to study the optimal therapeutic strategies. We report about a woman diagnosed with low-grade nasophary...
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