NURSE 200W critical care HESI final.

Critical care HESI – 55 questions  Cardiac o SVT: supraventricular tachycardia  No p waves seen  Treatment:  Adenosine – give 6mg, then 12mg, then another 12mg  Cardioversion if pt not tolerating rhythm  Don’t defibrillate!!!  Have someone bring crash cart to room o Atrial fibrillation:  Chaotic atrial activity  Irregularly irregular  Controlled: vent rate < 100  On digoxin at home and has controlled a fib  look at digoxin level  Uncontrolled: vent rate > 100  P waves are fibrillatory  High risk for clots  give anticoagulant  Common in elderly  Holiday heart syndrome: alcohol and emotional stress o Atrial flutter:  Ventricular rhythm stays regular  Sawtooth waves  Cardiovert! o Asystole: flat line  Patient is essentially dead  Give CPR and epi  Pulse is gone  Patient in asystole for 20 m