Acute Postcardioversion Left Atrial Appendage Stasis During Left Atrial Appendage Closure Procedures.
BACKGROUND Acute postcardioversion left atrial appendage (LAA) low-flow states are recognized but likely underdetected, as repeat appendage imaging is not routine after sinus restoration. CASE SUMMARY Three patients undergoing left atrial appendage closure (LAAC) developed new LAA spontaneous echo contrast, dense spo...