Computational fluid dynamics

C Lin, MH Tawhai, G Mclennan… - IEEE Engineering in …, 2009 - ieeexplore.ieee.org
In this article, we have described a computational framework for multiscale simulation of gas
flow in subject-specific airway models of the human lung. The framework consists of five …

Airway wall stiffening increases peak wall shear stress: a fluid–structure interaction study in rigid and compliant airways

G Xia, MH Tawhai, EA Hoffman, CL Lin - Annals of biomedical engineering, 2010 - Springer
The airflow characteristics in a computed tomography (CT) based human airway bifurcation
model with rigid and compliant walls are investigated numerically. An in-house three …

Hyperpolarised 3He MRI versus HRCT in COPD and normal volunteers: PHIL trial

EJR Van Beek, AM Dahmen… - European …, 2009 - Eur Respiratory Soc
The aim of the present study was to apply hyperpolarised (HP) 3He magnetic resonance
imaging (MRI) to identify patients with chronic obstructive pulmonary disease (COPD) and …

Chronic obstructive pulmonary disease: lobe-based visual assessment of volumetric CT by using standard images—comparison with quantitative CT and pulmonary …

SS Kim, JB Seo, HY Lee, DV Nevrekar, AV Forssen… - Radiology, 2013 - pubs.rsna.org
Purpose To provide a new detailed visual assessment scheme of computed tomography
(CT) for chronic obstructive pulmonary disease (COPD) by using standard reference images …

Oxygen-enhanced magnetic resonance imaging versus computed tomography: multicenter study for clinical stage classification of smoking-related chronic obstructive …

Y Ohno, T Iwasawa, JB Seo, H Koyama… - American journal of …, 2008 - atsjournals.org
Rationale: Oxygen-enhanced magnetic resonance imaging (MRI) has been proposed as a
useful tool for assessing regional morphological and functional changes in chronic …

Combined forced expiratory volume in 1 second and forced vital capacity bronchodilator response, exacerbations, and mortality in chronic obstructive pulmonary …

S Fortis, A Comellas, BJ Make, CP Hersh… - Annals of the …, 2019 - atsjournals.org
Rationale: The American Thoracic Society (ATS)/European Respiratory Society defines a
positive bronchodilator response (BDR) by a composite of BDR in either forced expiratory …

T2* Measurements of 3-T MRI With Ultrashort TEs: Capabilities of Pulmonary Function Assessment and Clinical Stage Classification in Smokers

Y Ohno, H Koyama, T Yoshikawa… - American Journal of …, 2011 - Am Roentgen Ray Soc
OBJECTIVE. The purpose of this study was to determine the usefulness of MRI with
ultrashort TEs on a 3-T system and of thin-section MDCT for pulmonary function assessment …

Reproducibility and Validity of Lung Density Measures from Cardiac CT Scans—The Multi-Ethnic Study of Atherosclerosis (MESA) Lung Study1

EA Hoffman, R Jiang, H Baumhauer, MA Brooks… - Academic radiology, 2009 - Elsevier
RATIONALE AND OBJECTIVES: Cardiac computed tomographic (CT) scans for the
assessment of coronary calcium scores include approximately 70% of the lung volume and …

Targeted treatment in COPD: a multi-system approach for a multi-system disease

D Anderson, W MacNee - International Journal of Chronic …, 2009 - Taylor & Francis
Chronic obstructive pulmonary disease is a varied condition when examined from a number
of different perspectives including factors which influence disease development …

Morphological and functional imaging in COPD with CT and MRI: present and future

J Ley-Zaporozhan, S Ley, HU Kauczor - European radiology, 2008 - Springer
Chronic obstructive pulmonary disease (COPD) is one of the leading causes of morbidity
and mortality worldwide. COPD is defined by irreversible airflow obstruction. It is a …