نتایج جستجو برای: nasopharynx

تعداد نتایج: 7932  

2015
Cristian Dragos

The aim of this paper is to present technic and technological aspects related to coblation surgery on the malignant tumors of the nasopharynx. The methodology of this paper is to investigate preand post-operative aspects of the neoplasms of the nasopharynx which underwent volumetric reduction using coblation surgery. The conclusions emphasize the utility of coblation technology associated with ...

2014
Linli Tian Yufei Jiao Ming Liu Minghua Li Hongchao Yao

Ectopic thyroid tissue of nasopharynx is an uncommon phenomenon and papillary thyroid carcinoma arising from the tissue is extremely rare. The authors report a rare case of 16-year-old girl with papillary thyroid carcinoma of nasopharynx. Clinicians were ever confused by adenoid hypertrophy and solved the diagnostic dilemma by adequate examinations. In the case, we mainly emphasize that surgeon...

2015
Domenico Testa Sergio Motta Eva Aurora Massimilla Domenico Tafuri Daniela Russo Anna Russo Pasquale Gianluca Landolfo Massimo Mesolella Gaetano Motta

Hemangiomas are benign tumors originating in the vascular tissues of skin, mucosa, muscles, glands, and bones. Although these tumors are common lesions of the head and neck, they rarely occur in the nasal cavity and paranasal sinuses. Cavernous haemangioma of the lateral wall of the nasopharynx has not previously been reported. We examined the clinical, radiological and therapeutic management o...

Journal: :Journal of immunology 2013
Michael G Dorrington Aoife M Roche Sarah E Chauvin Zhongyuan Tu Karen L Mossman Jeffrey N Weiser Dawn M E Bowdish

Streptococcus pneumoniae is a common human pathogen that accounts for >1 million deaths every year. Colonization of the nasopharynx by S. pneumoniae precedes pulmonary and other invasive diseases and, therefore, is a promising target for intervention. Because the receptors scavenger receptor A (SRA), macrophage receptor with collagenous structure (MARCO), and mannose receptor (MR) have been ide...

2013
Artur Niedzielski Izabela Korona-Glowniak Anna Malm

BACKGROUND Streptococcus pneumoniae is one of the major bacterial pathogens colonizing nasopharynx, and often causes upper respiratory tract infections in children. We investigated the prevalence of S. pneumoniae in nasopharynx and adenoid core in 57 children aged 2-5 years who underwent adenoidectomy for recurrent pharyngotonsillitis, and we determined serotypes and antibiotic resistance patte...

2017
Larissa C. Rocha Magda O. S. Carvalho Valma M. L. Nascimento Milena S. dos Santos Tânia F. Barros Elisângela V. Adorno Joice N. Reis Caroline C. da Guarda Rayra P. Santiago Marilda de Souza Gonçalves

We investigated the nasopharynx and oropharynx microbiota in sickle cell disease (SCD) to identify the microorganisms, antibiotic sensitivity, prevalent serotypes, and association of with laboratorial markers. Oropharynx/nasopharynx secretions were investigated in 143 SCD children aging 6 months to 17 years. Pathogens were isolated using standard procedures, and laboratorial markers were perfor...

Journal: :journal of biomedical physics and engineering 0
k hadad shiraz university m zohrevand shiraz university r faghihi shiraz university a sedighi pashaki mahdieh m.r.i center, hamedan

background: hdr brachytherapy is one of the commonest methods of nasopharyngeal cancer treatment. in this method, depending on how advanced one tumor is, 2 to 6 gy dose as intracavitary brachytherapy is prescribed. due to high dose rate and tumor location, accuracy evaluation of treatment planning system (tps) is particularly important. common methods used in tps dosimetry are based on computat...

Journal: :journal of medical microbiology and infectious diseases 0
pantea jalali department of biology, science and research branch, islamic azad university, tehran, iran seyed fazlollah mousavi department of bacteriology & microbiology research center, pasteur institute of iran, tehran, iran nima rezaei research center for immunodeficiencies, children's medical center, tehran university of medical science, tehran, iran

introduction : haemophilus influenzae is a gram-negative bacterium causing a variety of respiratory infections in developing countries, especially in children. nasopharynx carriers of h. influenzae are the prominent source and transitional vectors of invasive diseases. as very limited information on h. influenzae carriage rate in iran was available, an evaluation on prevalence of this bacterium...

Journal: :iranian journal of otorhinolaryngology 0
anjan saikia department of pathology, post graduate institute of medical education and research, chandigarh, india. vandana raphael department of pathology, north eastern indira gandhi regional institute of health and medical sciences, shillong, india. n. brian shunyu department of otorhinolaryngology, north eastern indira gandhi regional institute of health and medical sciences, shillong, india. yookarin khonglah department of pathology, north eastern indira gandhi regional institute of health and medical sciences, shillong, india. jaya mishra department of pathology, north eastern indira gandhi regional institute of health and medical sciences, shillong, india. ankit jitani department of pathology, north eastern indira gandhi regional institute of health and medical sciences, shillong, india.

introduction: nasopharyngeal carcinoma (npc) is a common cancer in the north-east region of india. though the role of environmental contributors of npc in the north-eastern part of india is firmly established, ebv as an etiological agent in the region remains unexplored. material and methods: fifty-one patients, who presented at the department of ent, neigrihms and were confirmed as npc upon hi...

Journal: :Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2013
Yih-Jeng Tsai Yu-Chi Lin Wen-Bin Wu Po-Han Chiu Brian J Lin Sheng-Po Hao

OBJECTIVE Determine the presence of nasopharynx biofilms in patients with nasopharyngeal cancer (NPC) and osteoradionecrosis (ORN) and patients with NPC but no ORN. STUDY DESIGN Cross-sectional study. SETTING Tertiary referral medical center. SUBJECTS AND METHODS We enrolled 27 patients with NPC from our outpatient clinic during January 2010 to June 2012. These patients were diagnosed wit...

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