Published by Misasa Medical Center, Okayama University Medical School
Published by Misasa Medical Center, Okayama University Medical School

<Formerly known as>
岡大三朝分院研究報告 (63号-72号) 環境病態研報告 (57号-62号)
岡山大学温泉研究所報告 (5号-56号) 放射能泉研究所報告 (1号-4号)

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Neutrophils in the airways of patients with bronchial asthma. Relationship to ventilatory function

Tanizaki, Yoshiro
Kitani, Hikaru
Okazaki, Morihiro
Mifune, Takashi
Mitsunobu, Fumihiro Kaken ID publons researchmap
Tanimizu, Masakuni
Honke, Naoko
Kusaura, Yasuharu
Kimura, Ikuro
Ventilatory function was compared between two age-matched asthma groups : group A (study group) consists of 8 patients with bronchial asthma with marked neutrophilia (20% or more) in the BAL fluid and group B (control group) of 8 patients with neutrophils (less than 5% of total BAL cells). The values of six ventilatory parameters were lower in group A than in group B, and a significant difference was found in FEV(1.0%), % MMF, % V(50) and % V(25) between groups A and B. Of these parameters, the value of % V(25) was markedly decreased in group A compared with group B. The results show that ventilatory dysfunction in airways, especially in small airways, is closely correlated to increased number of neutrophils in BAL fluid.
ventilatory function (換気機能)
neutrophils in BAL fluid (好中球, BAL)
small airways (細気管支)
bronchial asthma (気管支喘息)