A Patient Suddenly Develops a Wide QRS Complex Tachycardia

question 19

Multiple Choice

A patient suddenly develops a wide QRS complex tachycardia.The patient's heart rate is 220 beats/min and regular; blood pressure is 96/40 mm Hg; and respiratory rate is 22 breaths/min, and the patient is awake without complaint except for palpitations.Which of the following interventions would be best to try first?

• A) Adenosine 6 mg rapid IV push
• B) Lidocaine 1 mg/kg IV push
• C) Verapamil 0.5 mg IV push
• D) Digoxin 0.25 mg IV push

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