Dec 18, 2018 · COPD restricts exercise tolerance, making everyday activities more difficult and strenuous exercise impossible for many individuals. While COPD health problems are responsible for 92,900 annual deaths, lung cancer causes 128,900 deaths per year, according to 2008 U.S. smoking mortality data from the Centers for Disease Control and Prevention.
The alveoli are where the important work of gas exchange takes place between the air and your blood. Covering each alveolus is a whole network of little blood vessel called capillaries, which are very small branches of the pulmonary arteries. It is important that the air in the alveoli and the blood in the capillaries are very close together ...
Pulmonary hypertension in patients with liver disease or portal hypertension can be due to multiple mechanisms, including hyperdynamic (high-flow) state, increased pulmonary venous congestion (pulmonary venous hypertension), and vascular constriction or obstruction of the pulmonary arterial bed.
pulmonary thromboembolism: ; PTE a clot within deep leg veins (e.g. deep-vein thrombosis, in 80% of cases) or pelvis (15% of cases) detaches, and passes through the right side of the heart to blockage of the pulmonary artery; cause of 'second-class travel syndrome'