- 産業: Health care
- Number of terms: 3413
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WebMD is an online provider of health information and services for both consumers and healthcare professionals.
A procedure that involves infusing a medication (dobutamine) through an intravenous (IV) line while you are closely monitored. This drug stimulates your heart allowing evaluation of heart and valve function at rest and with exertion, when you are unable to exercise on a treadmill or stationary cycle.
Industry:Health care
A very small amount of radiation is used to produce an image of the structures of the chest (heart, lungs, and bones) on film.
Industry:Health care
The aortic valve is the last valve through which the blood passes before it enters the aorta or main blood vessel of the body. The valve's role is to prevent blood from leaking back into the left ventricle from the aorta after it has been ejected from the heart.
Industry:Health care
If you are unable to exercise on a treadmill or stationary bicycle for a stress test, a medication, called dipyridamole (Persantine) is used instead of exercise to test the heart's blood flow. Other drugs that are also utilized in stress tests now are adenosine (Adenocard) and Lexiscan.
Industry:Health care
Vein located in the leg(s) and used for coronary artery bypass surgery. It is surgically removed from the leg and sewn from the aorta to the coronary artery beyond the site of blockage.
Industry:Health care
An invasive procedure to obtain a small piece of heart muscle tissue that is sent to a laboratory for analysis.
Industry:Health care
In patients who require coronary artery bypass graft surgery, it is sometimes desirable to use arteries from other parts of the body to provide the bypass grafts. This is known as arterial grafting. The alternative is to use vein grafts for coronary bypass surgery.
Industry:Health care
A surgical procedure to remove abnormally thickened heart muscle. Myomectomy is used to treat people with idiopathic hypertrophic subaortic stenosis (IHSS) or HOCM thereby relieving the obstruction to blood flow in the left ventricle during contraction.
Industry:Health care
