Abstract
A 1 3 yeat old girl was seen because of persistent upper respiratory symptoms and bilateral cervical lymph nodeenlargement Needle aspiration of a right pharyngeal tumor, biosy, computed axial tomography, thorax and bone X rayfilms were compatible with a stage IV nasopharrygeal carcinoma, Serological evidence of previous infection by EpsteinBair virus was also found. Some lymph node enlargement persisted after appropriate radiation therapy, but goodsubsequent response to chemotheraphy was observed. This malignancy has low incidence in pediatric patients.Diagnosis is based on computed axia! tomography of the nasopharyngeal region and biopsy of tumoral mass or involvedlymph nodes. There is a frequent association with previous Epslein Barr virus infection. Prognosis depends on clinicalstage of the disease and current treatment consist in irradiation and chemotherapy.(Key words: Nasopharingeal neoplasm, carcinoma, Ebstein Barr virus.]
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