Panelists discuss how the pathophysiology of pulmonary arterial hypertension involves complex mechanisms across multiple genetic and treatment pathways, with over 20 identified genes and four major ...

The reason some people who have never smoked a cigarette develop a smoking-related illness may be due to the size of their respiratory system. People who have small airways relative to their lung size ...

A pulmonary embolism (PE) occurs when a foreign substance blocks an artery in your lungs, stopping blood flow. It’s usually caused by a blood clot, but can sometimes be due to lipid, air, or tumor ...

These CT scans of airways (red) and lungs (black) show the spectrum of dysanapsis, with smaller airways in proportion to lung size (left) compared with normal size airways (middle), and larger than ...

Chronic obstructive pulmonary disease (COPD) is more likely to conjure images of breathlessness rather than weak muscles, but can COPD also cause muscle weakness? Research seems to show a correlation.

COPD stands for chronic obstructive pulmonary disease. The condition causes lung inflammation that leads to airflow blockage and breathing problems. [1] “COPD encompasses both emphysema and chronic ...

Chronic obstructive pulmonary disease (COPD) is a group of diseases that affect the lungs. The disease makes it difficult to breath and progressively gets worse. About 15 million Americans have been ...

Asthma and COPD share similar breathing symptoms, often leading to confusion and misdiagnosis. Know key differences, risks of ...