New onset atrial fibrillation causes (mnemonic)

Last revised by Kyriacos S. Evangelou on 9 Aug 2021

A mnemonic to remember the commonest causes of new onset atrial fibrillation is:



  • P: pulmonary
  • I: ischemic
  • R: rheumatic
  • A: atrial myxoma
  • T: thyroid
  • E: embolism
  • S: sepsis

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