This is called pericardial effusion. If the amount of fluid increases quickly, it can impair how the heart pumps blood. This condition is called pericardial tamponade. Children may not be able to ...

Most cases are recognized in the catheterization laboratory, when vessel rupture is followed by rapid extravasation into the pericardial space leading to tamponade and hemodynamic collapse.

CT chest showed a 2.2cm thyroid nodule along with a pericardial effusion (PE), confirmed to be tamponade on TTE (Fig.1). A TTE showed resolution of tamponade after the pericardial window (Fig.2).