Coronary Heart Disease Flashcards
What type of disease is Coronary Heart Disease?
A non-communicable disease
What is Coronary Heart Disease?
Layers of fatty materials building up inside the coronary arteries, narrowing them
What can faulty valves prevent themselves from doing?
Opening fully
Might develop a leak
What can faulty heart valves be replaced with?
Biological or mechanical valves
How does narrow arteries affect the heart muscle?
The flow of blood is reduced, resulting in a lack of oxygen for the heart muscle
What do stents do?
Keep the coronary arteries open
What are statins used for?
To reduce blood cholesterol levels which slows down the rate of fatty material deposit
What are artificial hearts used for?
Keep patients alive whilst waiting for heart or lungs to be transplanted or to aid recovery by letting the heart restore
What happens in the case of a heart failure?
A donor heart or heart and lungs are replaced
What is aortic valve replacement and what is it used for?
A type of open heart surgery used to treat problems with the hearts aortic valves
What does the aortic valve control?
The flow of blood out from the heart to the rest of the body
What does an aortic valve replacement involve?
Removing a faulty or damaged valve and replacing it with a new one made from synthetic materials or animal tissue
What two reasons are there for the aortic valve needing replacing?
Aortic stenosis
Aortic regurgitation
What is aortic stenosis?
The opening of the heart valve becoming smaller, obstructing the flow of blood out of the heart
What is aortic regurgitation?
The valve allows blood to flow back into the heart
