Gorakhpur region experienced the most serious outbreak of Japanese encephalitis (JE) in 1988 in which 875 children were admitted in the Department of Pediatrics, BRD Medical College, Gorakhpur. Children between 7-10 years age group constituted half (49.3%) of these cases, convulsions (83.8%), altered sensorium (78.2%), headache (68.8%) and hypertonia (77.0%) were the main presenting features. IgM against JE virus was demonstrated in 18/25 CSF and 27/53 sera collected from these children. Significant titres of HI antibodies against JE were present in 498/670 patients. Patients were managed symptomatically. Dexamethasone and dopamine were given to only 137 (15.7%) children admitted with shock and peripheral circulatory failure. Almost a third (31.8%) of the patients expired, 51.4% recovered completely and 10.7% recovered partially. Corticosteroids did not improve the outcome. Twenty four patients had recurrence of symptoms after excellent recovery from acute attack of whom two died and 5 developed neurological deficits.