All issues > Volume 29(4); 1986

Original Article

J Korean Pediatr Soc. 1986;29(4):353-360. Published online April 30, 1986.

Post-exercise Pulmonary Function Changes in Asthmatic Children.

Hee Joo Jeon¹, Jong Woo Shin¹

¹Dept. of Pediatrics, College of Medicine, Busan National University

Abstract

The pulmonary function tests were made after exercise provaction using bicycle in 22 :asthmatic and 6 healthy children. The results obtained were summarized as follows: 1) There was no significant difference in pre-exercise pulmonary function tests between asthmatic and control children. 2) Among 22 asthmatic children, 17-10 children(77.3%~45.5%) according to different test indices, showed significant air way obstruction after exercise. 3) In the time course of post-exercise pulmonary function changes, Vmax50%, PEFR, TEVI, FVC decrease and spontaneously recovered within 15〜 30 minutes. 4) There was no significant difference in serum IgE level between the group which developed post-exercise airway obstruction and the group which not. 5) Among 10 cases who felt usually post-exercise airway obstructive symptom, 9 cases (90%) showed significant airway obstruction in pulmonary function tests and among 12 cases who could not felt them, 8 cases(66.7%) showed significant airway obstruction.

Keywords :Bronchial asthma; Exercise; Pulmonary function test.