When is pericardiocentesis indicated for the treatment of 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

People with effusions larger than 250 mL, effusions in which size increases despite intensive dialysis for 10-14 days, or effusions with evidence of tamponade are candidates for pericardiocentesis (for the technique, see Pericardiocentesis under Workup).

The image below shows preprocedure and postprocedure images of a cardiac silhouette.

Chest radiographs revealing markedly enlarged card Chest radiographs revealing markedly enlarged cardiac silhouette and normal-appearing lung parenchyma in prepericardiocentesis (A) and postpericardiocentesis (B). Courtesy of Zhi Zhou, MD.

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