Cardiology MCQ 59: Coronary no-reflow

Q. Which of the following agent is not used for treatment of coronary no-reflow?

A. Nicardipine

B. Adenosine

C. Nitroglycerine

D. Verapamil

E. Nitroprusside

Answer: C. Nitroglycerine

Explanation:

The intracoronary agents used for treatment of coronary no-reflow include-

A. Adenosine (For RCA 18-24 mcg, LCA 24-36 mcg)

B. Sodium nitroprusside (100 mcg)

C. Nicardipine (200 mcg)

D. Diltiazem (1 mg)

E. Verapamil (100-200 mcg)

Adenosine can also be given by intravenous route in 140-180 mcg/kg/min dose.

Nitroglycerin is used for treatment of coronary vasospasm. It is primarily an epicardial vasodilator, and should not be used in situations like no-reflow where small vessel (arteriolar) dilation is required.

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