A type of lung disease marked by permanent damage to tissues in the lungs, making it hard to breathe. COPD includes chronic bronchitis, in which the bronchi (large air passages) are inflamed and scarred, and emphysema, in which the alveoli (tiny air sacs) are damaged. It develops over many years and is usually caused by cigarette smoking. Also call... Found on http://www.cancer.gov/dictionary?expand=C
A progressive disease process that most commonly results from smoking. COPD is characterised by difficulty breathing, wheezing and a chronic cough. ... Treatment includes absolute avoidance from smoking, bronchodilators and oxygen for those with advanced disease. Complications include bronchitis, pneumonia and lung cancer. ... See: emphysema. ... (... Found on http://www.encyclo.co.uk/local/20973
COPD: Chronic obstructive pulmonary disease. Any disorder that persistently obstructs bronchial airflow. COPD mainly involves two related diseases -- chronic bronchitis and emphysema. Both cause chronic obstruction of air flowing through the airways and in and out of the lungs. The obstruction is generally permanent and progresses (becomes worse) o... Found on http://www.medterms.com/script/main/art.asp?articlekey=7786