Comparison of inspiratory and expiratory lung and lobe volumes ...

The inspiratory and expiratory bilateral upper and lower lobe and lung volumes were significantly higher in the standing/sitting positions than in the supine ...

Comparison of inspiratory and expiratory airway volumes ... - Nature

We also hypothesized that upright CT airway volume will be more strongly associated than supine CT with the measurements on the pulmonary ...

Comparison of Lung, Lobe, and Airway Volumes between Supine ...

Upright CT-based volumes were more correlated with PFT measurements than supine CT-based volumes in patients with COPD. Unlike other lobes and airway, ...

Comparison of inspiratory and expiratory lung and lobe volumes ...

The r values comparing the total lung volume changes from expiration to inspiration on CT in the supine/standing/sitting positions and the ...

Comparison of inspiratory and expiratory lung and lobe volumes ...

Comparison of inspiratory and expiratory lung and lobe volumes among supine, standing, and sitting positions using conventional and upright CT

(PDF) Comparison of inspiratory and expiratory lung and lobe ...

The r values comparing the total lung volume changes from expiration to inspiration on CT in the supine/standing/sitting positions and the ...

Comparison of inspiratory and expiratory lung and lobe volumes ...

The r values comparing the total lung volume changes from expiration to inspiration on CT in the supine/standing/sitting positions and the inspiratory capacity ...

Lung Volumes - Physiopedia

A number of the lung volumes can be measured by Spirometry- Tidal volume, Inspiratory reserve volume, and Expiratory reserve volume. However, measurement of ...

(PDF) Comparison of inspiratory and expiratory airway volumes and ...

The inspiratory and expiratory airway volumes were significantly higher in the sitting and standing positions than in the supine position ( ...

Differences in Lung and Lobe Volumes between Supine and ...

The volumes of the total (bilateral) lungs in the supine vs. standing positions in this subject were 5,148.0 vs. 5,670.2 mL, respectively (10.1% ...

Inspiratory Reserve Volume - an overview | ScienceDirect Topics

Therefore, FRC equals residual volume plus expiratory reserve volume (Fig. 5-16). With regard to the other lung volumes shown in Figure 5-16, VT, vital capacity ...

Comparison of inspiratory and expiratory airway volumes ... - OUCI

The inspiratory and expiratory luminal areas of the trachea, bilateral main bronchi, and average third-generation airway were significantly higher in the ...

Total Lung and Lobar Quantitative Assessment Based on Paired ...

Multiple stepwise regression analysis was used to explore the influence of each lobe on ventilation. Results: At end-inspiratory phase, the LVin-TL was 4664.6 ( ...

Lung volumes - Wikipedia

Lung volumes ; Expiratory reserve volume: the maximal volume of air that can be exhaled from the end-expiratory position · Inspiratory reserve volume: the maximal ...

Comparison between functional lung volume measurement and ...

Ueda et al. reported that according to preoperative estimates, the FLV decreased by 16.5 ± 4.3% when removing the upper lobe and 25.9 ± 4.3% ...

Collapsibility of Lung Volume by Paired Inspiratory and Expiratory ...

LV E/I ratio can be considered to be equivalent to MLD E/I ratio and to reflect airflow limitation and air-trapping. Higher collapsibility of lung volume, ...

Inspiratory vs. expiratory pressure-volume curves to set end ...

The lungs were studied at three arbitrary levels selected at the middle of the upper, medium, and lower lobes of the right lung in a frontal ...

Explain and compare the various lung volumes and capacities.

The inspiratory reserve volume is the amount of air which can be inhaled beyond the tidal volume, while the expiratory reserve volume is the amount of air which ...

Lung densitometry: why, how and when - Mascalchi

Notably, lung volume at end inspiration is most reproducible as compared to volumes attained in expiration, either at forced respiratory capacity (FRC) or ...

CT-based lung motion differences in patients with usual interstitial ...

... volume (inspiratory-expiratory) CT image matching ... volumes in the whole lung and the lobes were measured on inspiration and expiration.