Junctional Rhythm {Ans: Actions: If new notify MD, O2 if dyspneic,meds (if extreme Brady, Call RRT) FirstDrug: Atropine(0.5mg)ifsymptomatic-BP Possible causes: ischemia -SA node, SA node function due to meds - Digoxin tox.}Sinus Arrhythmia {Ans: Sinus Arrhythmia Looks almost normal Action: none, continue to monitor First Drug: none Possible cause: respiratory deviation, peds, aging heart}2nd Degree AV Block Type II {Ans: Action: Notify MD; O2: set-up for temp pacer - Call RRT if symptomatic First Drug: If symptomatic - BP - ACLS recommends Atropine (caution with Dopamine drip for BP Possible causes: AV blocking meds, acute MI, edema post open-heart surgery MI); may use}Idioventricular {Ans: Action: Notify MD Stat (ICU/PACU Only) - With pulse M/S/Tele units call RRT, O2, set- up pacerNo Pulse- Call code and start CPR First Drug: None Pace the patient. Possible causes: MI, extreme drug toxicity}Atrial Flutter {Ans: Action: If new, notify MD, O2 if dyspneic First Drug: Digoxin, beta blockers, amiodarone, Cardizem Possible causes: Atrial enlargement - CHF, HTN, edema post heart surgery, valve disease, hyperthyroidism}Premature Ventricular Contraction - PVC's {Ans: (always note if they are unifocal or multifocal Action: If new, frequent or multifocal notify MD, O2, standing orders