Narrowing of the aortic valve in the heart.
The aortic valve controls blood flow from the left ventricle to the aorta and the rest of the body. It opens when the ventricle contracts and closes when the ventricle relaxes.
Source: ADAM Encyclopedia
The aorta is the main artery carrying blood out of the heart. When blood leaves the heart, it flows through the aortic valve, into the aorta. In... Read more »
Source: ADAM Encyclopedia
UrticariaTreatmentTreatment may not be needed if the hives are mild. They may disappear on their own. To reduce itching and swelling:Avoid hot baths... Read more »
The beginning of summer kicks off the camping and hiking season, anxiously awaited by those who have endured a long cold winter. This year will... Read more »
Source: HealthCentral Encyclopedia
Aortic Valve Disease entails damage to, and dysfunction of, the aortic valve, one of the four valves in the heart.The most common valvular problem in... Read more »
Source: ADAM Encyclopedia
UrticariaSymptomsItchingSwelling of the surface of the skin into red- or skin-colored welts (called wheals) with clearly defined edgesThe hives may... Read more »