During the afternoon of (b)(6) 2016, a few changes were noted related to the patient on la/fa support.The patients map was noted to be lower than previously reported (exact numbers not available), the flow on the tandem controller was noted to be approximately 0.5 lpm less than previously noted at the same pump speed.The team performed a tee which reveled a large pericardial effusion.The tip of the ts cannula was noted to be so deep into the la appendage that it was actually slightly protruding through the wall of the laa.A bedside pericardiocentesis was performed and 300 ml of sanguineous fluid was removed.The patient was stabilized through this procedure and transferred to the or for further management.The surgical team transitioned the patient to surgical support with a different extracorporeal pump and central cannulation.The ts cannula was removed without further incident.The laa "sealed" on its own and did not require further surgical intervention.
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