Which ECG findings are characteristic of idiopathic acute pericarditis?

Updated: Apr 02, 2019
  • Author: Sean Spangler, MD; Chief Editor: Terrence X O'Brien, MD, MS, FACC  more...
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Answer

ECGs often fail to demonstrate the diffuse ST- and T-wave elevations observed in idiopathic pericarditis because of the lack of penetration of inflammatory cells into the myocardium. In fact, the presence of these changes on ECG mandates a search for an alternative cause for pericarditis.


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