1.0The Texas Heart Institute®https://www.texasheart.orgKeri Sprunghttps://www.texasheart.org/author/keri/Pericarditisrich600338<blockquote class="wp-embedded-content" data-secret="HVeChgPbXW"><a href="https://www.texasheart.org/heart-health/heart-information-center/topics/pericarditis-2/">Pericarditis</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.texasheart.org/heart-health/heart-information-center/topics/pericarditis-2/embed/#?secret=HVeChgPbXW" width="600" height="338" title="“Pericarditis” — The Texas Heart Institute®" data-secret="HVeChgPbXW" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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https://www.texasheart.org/wp-content/uploads/2018/08/thi-teacher-explaining-something-during-science-class-using-heart-model.jpg1600900The pericardium is a thin, sac-like covering (a membrane) that surrounds your heart. Pericarditis is inflammation of the pericardium, causing the amount of fluid between the two layers of the pericardium to increase. This increased fluid presses on the heart and restricts its pumping action.