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A 35 year old woman has palpitations, light headedness, and a stable tachycardia. The
monitor shows a regular narrow-complex QRS at a rate of 180/min. Vagal maneuvers
have not been effective in terminating the rhythm. An IV has been established. What
drug should be administered IV? - ANSAdenosine 6 mg
A 57 year old woman has palpitations, chest discomfort, and tachycardia. The monitor
shows a regular wide-complex QRS at a rate of 180 bpm. She becomes diaphoretic and
her blood pressure is 80/60 mm Hg. What is the next action? - ANSPerform immediate
electrical cardioversion
A 62 year old man suddenly experienced difficulty speaking and left-sided weakness.
He was brought into the emergency department. He meets initial criteria for fibrinolytic
therapy, and a CT scan of the brain is ordered. What are the guidelines for antiplatelet
and fibrinolytic therapy? - ANSDo not give ASA for at least 24 hours if rtPA is
administered
A monitored pt in the ICU developed a sudden onset of narrow-complex tach at
220/min. Pt bp is 128/58 mmHg, PETCO2 38 mmHg and pulse oximetry 98%. Vascular
access in the left arm and the pt has not been given any vasoactive drugs. 12 lead ECG
confirms supraventricular tachy with no evidence of ischemia or infarction. Hr has not
responded to vagal maneuvers. What is your next action? - ANSadenosine 6mg IV push
A patient has a rapid irregular wide-complex tachycardia. The ventricular rate is
138/min. He is asymptomatic, with a blood pressure of 110/70 mm Hg. He has a history
of angina. What should you do? - ANSSeek expert consultation
A patient has sinus bradycardia with a heart rate of 36/min. Atropine has been
administered to a total dose of 3 mg. A transcutaneous pacemaker has failed to
capture. The patient is confused, and her blood pressure is 100/60 mm HG. What is
now indicated? - ANSEpinephrine 2 to 10 mcg/min
A patient is in cardiac arrest. High quality chest compressions are being given. The
patient is intubated and an IV has been started. The rhythm is asystole. Which is the
first drug/dose to administer? - ANSEpinephrine 1 mg or vasopressin 40 units IV or IO