Cardiac Nursing

ECG Reading Simple Tips: 1. Sinus Bradycardia – slow beat <60 beats per minute or slower 2. Atrio ventricular Junctional Rythm or Idionodal rythm – 40 – 60 beats per minute, absent or retrograde P wave 3. Idioventricular rythm – 20-40 beats per minute P waves generally absent, wide QRS (more than .12 msec or 3 small boxes wide) 4. Sinoatrial exit block – failure of transmission from SA node to atrium Absent P wave; equal R-R cycles, no QRS   AV BLOCKS 5. First degree AV Block – prolonged… More information...