Apr 11, 2025 · When blood vessels in the lungs become thickened, narrowed, blocked or destroyed, it's harder for blood to flow through the lungs. As a result, blood pressure goes up …

Aug 19, 2025 · Pulmonary arterial hypertension (PAH) is a type of pulmonary hypertension. It means that you have high blood pressure in the arteries that go from your heart to your lungs. …

What is pulmonary arterial hypertension? Pulmonary arterial hypertension (PAH) is a condition in which the small blood vessels in your lungs become narrow. As a result, blood can’t flow …

Pulmonary arterial hypertension (PAH) is one form of a broader condition known as pulmonary hypertension, which means high blood pressure in the lungs. Understand what PAH is, …

The PAH Initiative is dedicated to advancing patient care in pulmonary arterial hypertension (PAH). This initiative reflects United Therapeutics’ commitment to providing knowledge and …

Pulmonary arterial hypertension (PAH) affects the heart and lungs. It is characterized by abnormally high blood pressure (hypertension) in the pulmonary artery, the blood vessel that …

Jan 13, 2025 · Pulmonary arterial hypertension (PAH) occurs when the small blood vessels in your lungs narrow. This leads to increased blood pressure in your lungs, called pulmonary …

PAH associated with congenital heart disease, liver disease, and connective tissue diseases such as scleroderma and lupus Persistent pulmonary hypertension of the newborn (PPHN) Group …

Aug 1, 2025 · Pulmonary arterial hypertension or PAH is one form of PH that occurs when the tiny arteries in your lungs become thickened and narrowed. This raises the blood pressure in your …

1 day ago · Merck (NYSE: MRK), known as MSD outside of the United States and Canada, today announced that the European Medicines Agency’s Committee for Medicinal Products for …