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Flattened T waves

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

Small or flattened T waves may be caused by:

  • ischaemia
  • thick chest wall or emphysema
  • pericardial effusion
  • cardiomyopathy or myocarditis
  • constrictive pericarditis
  • hypothyroidism
  • hypoadrenalism
  • hypokalaemia
  • hypocalcaemia

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