MCQ 6:

All can be given in Aortic Dissection except:

a – Analgesics

b – Sodium Nitroprusside

c – Labetalol

d – Sodium Nitroprusside + Labetalol

Ans B – Sodium Nitroprusside

This is the best answer by exclusion! All of above can be given!Sodium Nitroprusside should be used only in the presence of rate controlling agents.

Care should be taken to avoid direct acting vasodilators in the absence of negative chronotropic medications, as they may induce reflex tachycardia, increasing dP/dT with worsening dissection. (ref: Washington Manual of Critical Care)