Rhythm Tessa Davis Cite this article as: Tessa Davis. Rhythm, Don't Forget the Bubbles, 2014. Available at: https://doi.org/10.31440/DFTB.5726Sinus: atrial depolarisation starts from the sinoatrial node. This requires: P wave precedes each QRS complex, with a regular PR interval. P wave axis is normal (0 ‐ +90) i.e. P wave upright in leads Ι and aVF . Non‐sinus: some atrial (non‐sinus) rhythms may have P waves in front of every QRS but with an abnormal P axis. April 3, 2014
Rhythm
Tessa Davis. Rhythm, Don't Forget the Bubbles, 2014. Available at:
https://doi.org/10.31440/DFTB.5726
Sinus: atrial depolarisation starts from the sinoatrial node.
This requires:
Non‐sinus: some atrial (non‐sinus) rhythms may have P waves in front of every QRS but with an abnormal P axis.