Cardio

Question 1

Therapy for preventing stent thrombosis

Answer 1

Combo therapy aspirin + clopidogrel (Plavix)
bare metal stent: 1mo min
sirolimus-eluting stent: 3mo min
drug-eluting stent: 6mo min

Question 2

Cardiac toxicity of methadone

Answer 2

QT prolongation -> Torsades

Question 3

CHADS 2 score

Answer 3

evaluates risk for stroke with atrial fib.

CHF
HTN
Age >/=65
Diabetes
Stroke or TIA previously (2pts)

> /=4 pts: high risk
2-3pts: mod risk
=1 pts: low risk

Question 4

Treatment of atrial fib

Answer 4

low risk: aspirin
mod-high risk: warfarin
Beta blockers, CCBs, Amiodarone for rate control