What are the different treatments of coronary heart disease?
Bypass surgery
Statins
Stents
What are the pros and cons of having a bypass surgery to treat coronary heart disease?
Pros: no rejection
Cons: risk of infection, major surgery, requires general anaesthetic.
What are pros and cons of using statins?
Pros: no surgery required.
Cons: must be taken long-term and regularly, may have side efefcts - such as liver damage.
What are statins?
Drugs.
Stop the liver from producing cholesterol
Lowers blood cholesterol levels.
Slows down the build up of fatty materials in arteries.
What are stents?
Mechanical treatment.
Holds open blocked arteries.
Allows blood to flow through to the heart muscles.
What are the pros and cons of stents?
Pros: remains in place and will work long-term, rapid recovery time.
Cons: risks infection, fatty deposits can rebuild, risks blood clots.
How can heart valve disease be treated?
Artificial replacement.
Biological replacement.
What are pros and cons of artificial valve replacement?
Pros: no rejection.
Cons: may need replacing, risk of blood clots and stroke - requires patients to need anti-clotting medication, risk from surgery, can damage red blood cells.
What are pros and cons of biological valve replacement?
Pros: doesn't damage red blood cells.
Cons: risk of infection - requires immuno-suppressant medication, ethical issues of animal tissue use, needs replacing more often because the valves can harden.
How can irregular heart beat be treated?
Artificial pacemaker.
What are the pros and cons of artificial pacemaker?
Pros: doesn't need a major surgery.
Cons: needs battery/peacemaker replacement, rejection by immune system.
What are treatments for heart failures?
Biological replacement
Mechanical replacement
How often does a mechanical replacement need replacing?