Associations of pulmonary and extrapulmonary computed tomographic manifestations with impaired physical activity in symptomatic patients with chronic obstructive …

Y Hamakawa, N Tanabe, H Shima, K Terada… - Scientific Reports, 2022 - nature.com
In patients with chronic obstructive pulmonary disease (COPD), emphysema, airway
disease, and extrapulmonary comorbidities may cause various symptoms and impair …

Computed Tomography Lung Density Analysis: An Imaging Biomarker Predicting Physical Inactivity in Chronic Obstructive Pulmonary Disease: A Pilot Study

Y Murata, T Hirano, K Doi… - Journal of Clinical …, 2023 - mdpi.com
Physical inactivity correlates with poor prognosis in chronic obstructive pulmonary disease
(COPD) and is suggested to be related to lung hyperinflation. We examined the association …

The product of trunk muscle area and density on the CT image is a good indicator of energy expenditure in patients with or at risk for COPD

T Shirahata, H Sato, S Yogi, K Inoue, M Niitsu… - Respiratory …, 2021 - Springer
Background Physical inactivity due to cachexia and muscle wasting is well recognized as a
sign of poor prognosis in chronic obstructive pulmonary disease (COPD). However, there …

Quantitative CT: associations between emphysema, airway wall thickness and body composition in COPD

EPA Rutten, TB Grydeland, SG Pillai… - Pulmonary …, 2011 - Wiley Online Library
The objective of the present study was to determine the association between CT phenotypes—
emphysema by low attenuation area and bronchitis by airway wall thickness—and body …

[HTML][HTML] Relationships between emphysema and airways metrics at high-resolution computed tomography (HRCT) and ventilatory response to exercise in mild to …

E Crisafulli, V Alfieri, M Silva, M Aiello, P Tzani… - Respiratory …, 2016 - Elsevier
Abstract Background and purpose In Chronic Obstructive Pulmonary Disease (COPD)
patients, the opportunity to carry out a thoracic high-resolution CT (HRCT) scan and to …

Computed tomography-based body composition measures in COPD and their association with clinical outcomes: A systematic review

JM Nicholson, CE Orsso… - Chronic Respiratory …, 2022 - journals.sagepub.com
Background Computed tomography (CT) is commonly utilized in chronic obstructive
pulmonary disease (COPD) for lung cancer screening and emphysema characterization …

[HTML][HTML] Association between emphysema score, six-minute walk and cardiopulmonary exercise tests in COPD

LF Chen, CH Wang, PC Chou, SC Ho… - The open respiratory …, 2012 - ncbi.nlm.nih.gov
Background: High-resolution computed tomography (HRCT) has allowed in detection of
airway wall abnormalities and emphysema, whose extent may correlate with the clinical …

Extent of emphysema on HRCT affects loss of fat-free mass and fat mass in COPD

H Kurosaki, T Ishii, N Motohashi, T Motegi… - Internal …, 2009 - jstage.jst.go.jp
Background Although muscle loss is thought to be a prognostic factor in chronic obstructive
pulmonary disease (COPD), its determinants remain unclear. Aim To verify the hypothesis …

[HTML][HTML] A preliminary study on the relationship between high-resolution computed tomography and pulmonary function in people at risk of developing chronic …

R Lv, M Xie, H Jin, P Shu, M Ouyang, Y Wang… - Frontiers in …, 2022 - frontiersin.org
Objectives: Patients with chronic obstructive pulmonary disease (COPD) have high morbidity
and mortality, the opportunity to carry out a thoracic high-resolution CT (HRCT) scan may …

Extrapulmonary effects of chronic obstructive pulmonary disease on physical activity: a cross-sectional study

H Watz, B Waschki, C Boehme, M Claussen… - American journal of …, 2008 - atsjournals.org
Rationale: Physical activity is reduced in patients with chronic obstructive pulmonary
disease (COPD). COPD has a systemic component that includes significant extrapulmonary …