Pulmonary Arteritis

Pulmonary Arteritis. Pulmonary arteritis is a rare cause of pulmonary hypertension Causes of pulmonary arteritis can be divided into primary and secondary as well as classified according to vessel size Only large vessel vasculitis is associated with pulmonary hypertension primary forms include Takayasu arteritis and giant cell arteritis.

OverviewSymptomsCausesRisk FactorsComplicationsPulmonary hypertension is a type of high blood pressure that affects the arteries in the lungs and the right side of the heart In one form of pulmonary hypertension called pulmonary arterial hypertension (PAH) blood vessels in the lungs are narrowed blocked or destroyed The damage slows blood flow through the lungs.

Takayasu arteritisassociated pulmonary hypertension

There is a unique characteristic of the pulmonary arteries is their response to hypoxia Whereas systemic arteries will dilate in response to local hypoxia to improve tissue perfusion pulmonary arteries will oppositely constrict instead Presence of pulmonary hypoxia indicates that a part of the lung is not being ventilated properly.

Pulmonary vascular anatomy & anatomical variants

The clot lodges in a pulmonary artery or vein It can obstructs the pulmonary arteries and cause heart damage and can be fatal Pulmonary artery aneurysm Rarely part of the pulmonary artery wall weakens This weakened area can widen or balloon out.

9 Benefits Of Pulmonary Arteries And Cerebral Arteries

Pulmonary atresia This is a condition in which the pulmonary valve does not open properly resulting in diminished blood flow from the heart to the lungs Symptoms such as rapid breathing and slow childhood growth can vary depending on the extent of the anatomical malformation 3  This defect is treated surgically.