• Form of automatic atrial tachycardia that is characterized by multiple (≥ 3) P wave morphologies and irregular PP intervals
  • Thought to be due to multiple automatic foci firing at different rates.
  • Often seen with acute pulmonary disease
  • Unlikely to respond to DCCV
  • 💊 Calcium Channel Blockers (CCBs) are typically quite effective for treatment of MAT