During 5 years period (1988-1992) 24.535 children were hospitalized at the pediatric wards of the Soetomo Hospital Surabaya where 1,076 (4.39 percent) of them suffered from . There were 597 (55.48 percent) boys and 479 (44.52 percent) girls, where the age ranged from 6 months to 15 years old. The spectrum of the disease was urinary tract infection (54.09 percent) nephrotic syndrome (18.68 perce…