1,052 medical histories of patients discharged from "Pedro Borrás Astorga" Pediatric Teaching Hospital with a diagnosis of non-urlean viral meningoencephalitis are reviewed. These cases occurred in the period October 1985-March 1986 and they were followed regularly on an outpatient basis for 1 year. The discharges were comparatively analyzed as regards months in the semester, age, sex, nutritional status, personal pathologic history, time from onset of disease to hospitalization, symptoms and signs of onset, diagnostic impression at hospitalization, evolution, and complications.