Functional respiratory imaging (FRI) for optimizing therapy development and patient care
Functional imaging techniques offer the possibility of improved visualization of anatomical
structures such as; airways, lobe volumes and blood vessels. Computer-based flow …
structures such as; airways, lobe volumes and blood vessels. Computer-based flow …
Expiratory CT scan in patients with normal inspiratory CT scan: a finding of obliterative bronchiolitis and other causes of bronchiolar obstruction
M Gaeta, F Minutoli, G Girbino, A Murabito… - Multidisciplinary …, 2013 - Springer
Expiratory CT scan is usually obtained as supplement to normal inspiratory CT scan to
recognize air-trap**, which is expression of small airways obstruction. In some patients …
recognize air-trap**, which is expression of small airways obstruction. In some patients …
Detailed analysis of the density change on chest CT of COPD using non-rigid registration of inspiration/expiration CT scans
Objectives One objective was to evaluate the air trap** index (ATI), measured by
inspiration/expiration CT, in COPD patients and nonsmokers. Another objective was to …
inspiration/expiration CT, in COPD patients and nonsmokers. Another objective was to …
Continuous quantitative measurement of the proximal airway dimensions and lung density on four-dimensional dynamic-ventilation CT in smokers
T Yamashiro, H Moriya, M Tsubakimoto… - … journal of chronic …, 2016 - Taylor & Francis
Purpose Four-dimensional dynamic-ventilation computed tomography (CT) imaging
demonstrates continuous movement of the airways and lungs, which cannot be depicted …
demonstrates continuous movement of the airways and lungs, which cannot be depicted …
Asynchrony in respiratory movements between the pulmonary lobes in patients with COPD: continuous measurement of lung density by 4-dimensional dynamic …
T Yamashiro, H Moriya, S Matsuoka… - … journal of chronic …, 2017 - Taylor & Francis
Purpose Four-dimensional dynamic-ventilation CT imaging demonstrates continuous
movement of the lung. The aim of this study was to assess the correlation between interlobar …
movement of the lung. The aim of this study was to assess the correlation between interlobar …
Differences in lung and lobe volumes between supine and upright computed tomography in patients with idiopathic lung fibrosis
S Chubachi, S Okamori, Y Yamada, M Yamada… - Scientific reports, 2022 - nature.com
No clinical study has compared lung or lobe volumes on computed tomography (CT)
between the supine and standing positions in patients with idiopathic lung fibrosis (IPF). This …
between the supine and standing positions in patients with idiopathic lung fibrosis (IPF). This …
The feasibility of CT lung volume as a surrogate marker of donor–recipient size matching in lung transplantation
Donor–recipient size matching in lung transplantation (LTx) by computed tomography lung
volume (CTvol) may be a reasonable approach because size matching is an anatomical …
volume (CTvol) may be a reasonable approach because size matching is an anatomical …
Hyperinflated lungs compress the heart during expiration in COPD patients: a new finding on dynamic-ventilation computed tomography
Y Xu, T Yamashiro, H Moriya… - … Journal of Chronic …, 2017 - Taylor & Francis
Purpose The aims of this study were to evaluate dynamic changes in heart size during the
respiratory cycle using four-dimensional computed tomography (CT) and to understand the …
respiratory cycle using four-dimensional computed tomography (CT) and to understand the …
The repeatability of computed tomography lung volume measurements: Comparisons in healthy subjects, patients with obstructive lung disease, and patients with …
In this study, we examined the repeatability of computed tomography (CT) lung volume
measurements in healthy individuals and patients with obstructive and restrictive lung …
measurements in healthy individuals and patients with obstructive and restrictive lung …
Lobar analysis of collapsibility indices to assess functional lung volumes in COPD patients
M Kitano, S Iwano, N Hashimoto, K Matsuo… - … journal of chronic …, 2014 - Taylor & Francis
Background We investigated correlations between lung volume collapsibility indices and
pulmonary function test (PFT) results and assessed lobar differences in chronic obstructive …
pulmonary function test (PFT) results and assessed lobar differences in chronic obstructive …