Background: COPD is defined by airflow limitation that is not fully reversible and is
associated with relevant risk factors. The diagnosis requires that other causes of chronic …

Pulmonary emphysema, together with chronic bronchitis is a part of chronic obstructive
pulmonary disease (COPD), which is one of the leading causes of death in the United States …

MBBS, MD; Stephen I Rennard, MD; Donald P Tashkin, MD; J Michael Wells, MD; Robert A
Wise, MD; and Prescott G Woodruff, MD, MPH. The project officers from the Lung Division of …

Imaging of the airways is a fascinating undertaking and, if done expertly, a true art in
medicine. Over the past years, imaging of the airways has become ever more exciting and …

The severity of chronic obstructive pulmonary disease (COPD) is evaluated not only by
airflow limitation but also by factors such as exercise capacity and body mass index. Recent …

Objective: To compare the quantitative assessment of pulmonary emphysema with
spirometric-gated computed tomography (gated CT) using 3 different acquisition techniques …

Objectives To determine the correlation between CT measurements of emphysema or
peripheral airways and airflow obstruction in chronic obstructive pulmonary disease …

Obstructive lung diseases may be associated with a variety of pathologic findings, including
emphysema, large airways abnormalities, and small airways abnormalities. The usefulness …

BACKGROUND Chronic obstructive pulmonary disease (COPD) is currently the 12th
leading cause of disability in the world and is predicted to be 5th by the year 2020 (1). In the …