Coronary Heart Disease - Organisation P2 Flashcards
1
Q
What is CHD?
A
It is when the coronary artery start tp get blocked by fatty deposits that narrow the lumen so less blood flows through and the heart gets less oxygen - it can cause a heart attack.
2
Q
What are stents?
A
They are a tube that keeps the artery open
3
Q
Benefits of stents
A
- Surgery is quick
- Lasts a long time
4
Q
Issues with stents
A
- Can cause blood clots near stents
- Surgery has risks - contamination, heart attack
5
Q
What are statins?
A
Medication that changes the levels of cholesterol
6
Q
Benefits of statins
A
They decrease LDL which causes fatty buildup and increase HDL which removes fatty deposits
LDL = Bad cholesterol HDL = Good Cholesterol
7
Q
Issues with statins
A
- Side effects
- Must be taken regularly
8
Q
Advantages of biological valves
A
- Risk of blood clotting is low
- No long term use of medication
- Tissues are strong and flexible
9
Q
Disadvantages of biological valves
A
- Lasts 10-20 years
- More expensive than mechanical valves
- Not lightweight, strong and as durable as mechanical valves
