Association between airway caliber changes with lung inflation and emphysema assessed by volumetric CT scan in subjects with COPD
AA Diaz, CE Come, JC Ross, RSJ Estépar, MLK Han… - Chest, 2012 - Elsevier
… Furthermore, some subjects have a decrease in airway caliber with lung inflation… airway
caliber increases are lower in subjects with emphysema-predominant (EP) compared with airway…
caliber increases are lower in subjects with emphysema-predominant (EP) compared with airway…
Influence of baseline airway calibre and pulmonary emphysema on bronchial responsiveness in patients with chronic obstructive pulmonary disease
H Koyama, K Nishimura, A Ikeda, N Sakai… - Respiratory …, 1996 - Elsevier
… changes of emphysema, such as decreased baseline airway calibre and destruction of the
lung parenchyma. … None of the subjects had taken oral or inhaled steroids. The pulmonary …
lung parenchyma. … None of the subjects had taken oral or inhaled steroids. The pulmonary …
Tracking variations in airway caliber by using total respiratory vs. airway resistance in healthy and asthmatic subjects
… We conclude that the volume dependence of Rcw can bias the presumed net change in
airway caliber during tidal breathing and a DI but would not distort assessment of maximum …
airway caliber during tidal breathing and a DI but would not distort assessment of maximum …
Airway distensibility and volume recruitment with lung inflation in COPD
S Baldi, R Dellaca, L Govoni… - Journal of Applied …, 2010 - journals.physiology.org
… Assuming that Grs mainly reflects airway caliber and Xrs the … We suggest that changes of
airway distensibility and volume … the reduced airway distensibility in our COPD subjects was …
airway distensibility and volume … the reduced airway distensibility in our COPD subjects was …
High-resolution computed tomographic evaluation of airway distensibility and the effects of lung inflation on airway caliber in healthy subjects and individuals with …
RH Brown, N Scichilone, B Mudge… - American journal of …, 2001 - atsjournals.org
… 2–4 mm in diameter showed the greatest postmethacholine changes in both healthy
subjects and subjects with asthma (24). Differences in both the MCh challenge and the HRCT …
subjects and subjects with asthma (24). Differences in both the MCh challenge and the HRCT …
Relationship between improved airflow limitation and changes in airway calibre induced by inhaled anticholinergic agents in COPD
M Hasegawa, H Makita, Y Nasuhara, N Odajima… - Thorax, 2009 - thorax.bmj.com
… Although lung volumes significantly differed on two occasions (p = 0.029), changes in
lung volume did not significantly correlate with those of airway calibre among the subjects. …
lung volume did not significantly correlate with those of airway calibre among the subjects. …
Selected contribution: airway caliber in healthy and asthmatic subjects: effects of bronchial challenge and deep inspirations
A Jensen, H Atileh, B Suki… - Journal of applied …, 2001 - journals.physiology.org
… airway caliber during tidal breathing, during a DI, and after a DI in real time. Lung resistance
at ∼8 Hz reflects almost exclusively airway … changes in Raw in terms of airway caliber, we …
at ∼8 Hz reflects almost exclusively airway … changes in Raw in terms of airway caliber, we …
The association between small airway obstruction and emphysema phenotypes in COPD
WD Kim, SH Ling, HO Coxson, JC English, J Yee… - Chest, 2007 - Elsevier
… of nonsmoking control subjects without emphysema (n = 10) … and changes in the caliber of
the small conducting airways in … we investigated the change in small airway wall thickness in …
the small conducting airways in … we investigated the change in small airway wall thickness in …
Homothety ratio of airway diameters and site of airway resistance in healthy and COPD subjects
… changes on the site of airway resistance on both theoretical and experimental (data from
COPD … reduction in airway caliber in COPD, we compared the calculated values of the terminal …
COPD … reduction in airway caliber in COPD, we compared the calculated values of the terminal …
Emphysema and airway disease affect within‐breath changes in respiratory resistance in COPD patients
K Hasegawa, S Sato, K Tanimura, Y Fuseya… - …, 2015 - Wiley Online Library
… with healthy control subjects, and we identified, for the first time, that emphysema and … airway
distensibility, a ratio of the airway calibre change corresponding to the lung volume change …
distensibility, a ratio of the airway calibre change corresponding to the lung volume change …
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