The Tonsils and Nasopharyngeal Epidemics.
نویسنده
چکیده
منابع مشابه
Nasopharyngeal Tonsils (Adenoids) Contain Extrathymic Corticothymocytes
Adenoidal tissue (also known as nasopharyngeal tonsils) of 58% of humans in the pediatric age group contains immature T-lymphoid cells with the phenotype of thymocytes (TdT+, CD1abc+, cytoplasmic CD3+, coexpressing CD4 and CD8, lacking an Intraepithelial Lymphocyte-associated phenotype). The notable difference in comparison to palatine tonsils is the clustering in groups and sheets, comprising ...
متن کاملA comparative histological study of the surface epithelium and high endothelial venules in the subepithelial compartments of human nasopharyngeal and palatine tonsils.
OBJECTIVE To compare the thickness and organization of surface epithelium, and high endothelial venules in subepithelial compartments of human nasopharyngeal and palatine tonsils, with reference to functional differences. STUDY DESIGN Comparative cross-sectional. PLACE AND DURATION OF STUDY The Anatomy Department of CPSP Regional Centre, Islamabad, from January to December 2005. METHODOLO...
متن کاملCorrelation Between Upper Airways Obstructive Indexes in Adenotonsilar Hypertrophy with Mean Pulmonary Arterial Pressure
Introduction: Hypertrophied tonsils and adenoids may cause upper airway obstruction and cardio-pulmonary complications due to pulmonary arterial hypertension. The aim of this study was to determine the correlation between mean pulmonary arterial pressure (mPAP) and selected adenotonsilar hypertrophy indexes. Materials and Methods: Thirty two patients with upper-airway obstruction resulting ...
متن کاملQUANTITATIVE IMMUNOHISTOCHEMICAL INVESTIGATION OF IgA1 AND IgA2 IN NASOPHARYNGEAL AND PALATINE TONSILS
Localization of IgA1,2 positive objects has been studied quantitatively in the palatine and nasopharyngeal tonsils of 20 patients with pathological recurrent tonsillitis or adenoid hyperplasia. We found expression of IgA1 and IgA2 positive objects both in the tonsillar parenchyma and epithelium with predomination of the IgA1 subclass. An attempt was made to connect the morphological changes in ...
متن کاملIs routine pathological examination required in South African children undergoing adenotonsillectomy?
OBJECTIVE We aimed to determine the incidence of abnormal pathological findings in the tonsils and/or adenoids of children undergoing tonsillectomy and/or adenoidectomy, and the incidence of tuberculosis of the tonsils and adenoids; suggest criteria to identify children at risk for adenotonsillar tuberculosis; and investigate the association between HIV and adenotonsillar abnormality, the cost-...
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ورودعنوان ژورنال:
- Archives of disease in childhood
دوره 5 29 شماره
صفحات -
تاریخ انتشار 2007