Retrograde P waves occur when the impulse travels back up through the atria from an origin in the AV node or below. These waves can occur before, during or after a QRS complex. They may be inverted.
See also: P wave
Can you add to the information on this page?
- Thaler, MS (2018) - The Only EKG Book You'll Ever Need, 9th edn, Lippincott Williams and Wilkins