A 24-Year-Old Man Has Called 911 After Experiencing Heart Palpitations

A 24-year-old man has called 911 after experiencing heart palpitations and dizziness. You direct your partner to apply a 4-lead ECG and see a narrow complex tachycardia on the monitor at a rate of 196 bpm. The patient is wearing a halter monitor and states, "My doctor is making me wear this because I keep having these episodes." How should you handle the presence of the halter monitor?

A) Leave it in place and alter your treatment so as not to disturb the monitor.
B) Remove the monitor and treat the patient per protocol.
C) Leave the monitor on and delay treatment until you arrive at the ED.
D) Contact the hospital for medical direction.