Japanese
Title小児喘息患者におけるエアロゾル肺吸入シンチグラフィの臨床的意義
Subtitle原著
Authors鳥井芳邦*, 仲山親*, 中田肇*, 高橋里美*, 田中正章**, 郡建男**
Authors(kana)
Organization*産業医科大学放射線科, **小児科
Journal核医学
Volume25
Number2
Page125-132
Year/Month1988/2
Article原著
Publisher日本核医学会
Abstract「要旨」間歇期の小児喘息患者37名に41回のエアロゾル肺吸入シンチグラフィを施行した. 肺吸入イメージを4型(type I: RIの肺内沈着分布が均一でhot spotを認めない. type II: RIの末梢肺内沈着分布は均一であるが肺門付近にhot spotを認める. type IIID (-): RIの肺内沈着分布が不均一でhot spotを認める. type IIID (+): type IIID (-)の所見に加えて肺野の欠損像を認める. )に分類し, 成人における報告例および臨床症状と比較検討した. 成人喘息患者例では未だ報告されていない正常分布(type I)が5例(12%)にみられた. type Iとtype IIは臨床的には同一視して良いと思われた. type IIIではtype I, IIより喘息の重症例が多い傾向であったが, エアロゾルパターンと臨床的重症度に有意差は認めなった. しかし, 発作頻度からみるとその間には有意差を認めた. エアロゾルシンチは, 肺機能検査の協力が得られ難い小児にも有用な検査手段であると思われる.
Practice臨床医学:一般
KeywordsAerosol lung inhalation scintigraphy, Asthmatic child, Bronchial asthma.
English
TitleAerosol Lung Inhalation Scintigraphy in Children with Bronchial Asthma
SubtitleOriginal Articles
AuthorsYoshikuni TIRII*, Chikashi NAKAYAMA*, Hajime NAKATA*, Satomi TAKAHASHI*, Masaaki TANAKA**, Tateo KOORI**
Authors(kana)
Organization*Department of Radiology, **Department of Pediatrics, School of Medicine, University of Occupational and Environmental Health
JournalThe Japanese Journal of nuclear medicine
Volume25
Number2
Page125-132
Year/Month1988/2
ArticleOriginal article
PublisherTHE JAPANESE SOCIETY OF NUCLEAR MEDICINE
Abstract[Summary] Aerosol lung inhalation scintigraphies performed on 37 children with bronchial asthma during asymptomatic periods were evaluated. The findings of their aerosol lung inhalation scintigrams were classified into 4 patterns, as type I: homogeneous distribution without hot spot formation, type II: peripheral homogeneity with central hot spot formation, type IIID (-): inhomogeneous distribution with hot spot formation, but without defect, and type IIID (+): with defect. These aerosol patterns were compared with those of previously reported adult cases and with the severity of bronchial asthma. Normal pattern of type I was found in 5 cases (12%) of our infantile asthmatics in contrast to previously reported adult cases, in which none of normal pattern was found. There were differences between type II and type III in both distribution and disappearance time of hot spot, which indicated that the two types differed from each other in radioaerosol deposition mechanism. There was no significant correlation between type I and type II in the severity of asthma and the frequency of asthmatic attack. Type II may be clinically considered to be the same type as type I. There is the statistically significant difference between type I, II and type III in the frequency of asthmatic attack, but not in the severity of asthma, although most of serious cases showed type III. Aerosol lung inhalation scintigraphy is a useful examination for children with bronchial asthma in which lung function tests may be difficult to perform.
PracticeClinical medicine
KeywordsAerosol lung inhalation scintigraphy, Asthmatic child, Bronchial asthma.

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