title: Sinonasal lymphoma.
abstract: The clinical course of 49 patients with the diagnosis of non-Hodgkin's lymphoma were studied in the Department of Otolaryngology of the Hospital General de Mexico between December 1986 and March 1997. The most frequent clinical symptoms in these patients were: nasal obstruction, rhinorrhea, fever, weight loss, cervical lymph adenopathy, rhinopharyngeal tumor, ulceration on the palate and periorbital cellulitis. In 73% of the patients in this series the primary presentation was nasal. Sixty-six percent of the patients were classified as intermediate grade lymphoma according to the New Working Formulation, and 33% were in a I B state according to the Ann Arbor predominant immunotype was B cell in 63% of the cases. An extensive review of the literature is also presented.
authors.affiliation: Department of Undergraduate Medical Education, Mexico.
authors.forename: G
authors.initials: G
authors.lastname: Fajardo-dolci
authors.forename: R C
authors.initials: RC
authors.lastname: Magaña
authors.forename: E L
authors.initials: EL
authors.lastname: Bautista
authors.forename: D
authors.initials: D
authors.lastname: Huerta
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000150:complications / Q000175:diagnosis / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009669:Nose Neoplasms / Q000150:complications / Q000175:diagnosis / Q000473:pathology; D010255:Paranasal Sinus Neoplasms / Q000150:complications / Q000175:diagnosis / Q000473:pathology; D012189:Retrospective Studies