Sudden Cardiac Death

Question 1

What acute cardiac process is responsible for 75% of instances of SCD?

Answer 1

Previous MI esp. within the first 6 months. Also CAD 80%

Question 2

Name four major risk factors for CAD

Answer 2

Smoking, Family Hx Cardiovascular disease, High cholesterol, and Cariomegaly

Question 3

What are the risk factors for SCD?

Answer 3

EF <40%, prior episode of MI, family hx SCD, family hx long Qt syndrome or WPW, VT or VF after ACS, Congenital heart defects, Syncope, HF 6-9x more likely to have V arrhythmia, Drug use.

Question 4

What is the recommended screening for SCD

Answer 4

If family history or increased risk, Exercise stress test Men >40 Women >50. every 2 years.

Question 5

What medication shows a 10% reduction in risk for SCD in at risk patients?

Answer 5

ACE

Question 6

What medication shows a 50% reduction in risk for SCD in at risk patients?

Answer 6

Beta Blocker

Question 7

What medication is recommended to reduce risk of SCD in patients with Prinzmetal’s angina Coronary spasms?

Answer 7

Calcium Channel Blocker

Question 8

What interventions are used to prevent SCD

Answer 8

ICD, Angioplasty, CABG, Ablation