Pulmonary hypertension means high blood pressure in the arteries between the heart and lungs. The World Health Organization (WHO) divides pulmonary hypertension into five categories based on its cause ...

BACKGROUND: A small number of people with chronic obstructive pulmonary disease (COPD) receive pulmonary function testing around the time of diagnosis. Because omitting testing increases misdiagnosis, ...

The pulmonary artery begins at the base of the heart’s right ventricle. It is approximately 3 cm in diameter and 5 cm in length and it eventually divides into the left pulmonary artery and the right ...

The lung provides an extensive surface area mediating gas exchange between epithelial cells and the capillaries in the alveolus. Since lung cells are in direct contact with environmental gases and ...

There are many different types of pulmonary function tests that may be used to provide valuable information about the lungs, as well as detect the presence of and/or monitor certain respiratory ...