All issues > Volume 11(5); 1968

Original Article

J Korean Pediatr Soc. 1968;11(5):255-258. Published online May 31, 1968.

Clinical Observation on the Japanese B. Encephalitis of Bulbar Type in 1967 in Seoul, Korea

Mun Sang Chang¹, Soo Ok Che¹, Kung Sup Yoon¹

¹Dept, of Pediatrics, Seoul Choong Boo City Hospital, Seoul,Korea

Abstract

64 cases of Japanese B. Encephalis of bulbar1 type in Seoul Choong Boo City Hospital in summer, 1967, were observed on the clinical manifestations, prognosis, residuals, and hemaglutinin-inhibition test The results are as follows;1)The most cases were infants except 4 cases. 2)The average mortality rate was 46.8% and it was peak in the ages between 6 and 10. 3)The most of cases had dysphagia and dyspnea. The muscle rigidity was shown 80.9% (57 cases) and it is less than the nechrigidity shown in 95.3% (61 cases) 4)Various residuals including ptyalism, dysphagia and dyspnea, were observed in the cases who were admitted for more than 2 weeks or 2 months. 5)Hamag lutinin-inhibition tests were performed on 26 cases with convalescent serum. The average postive rate was 57.6% (15 cases), and the average negativerate was 42.3% (11 cases)

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