Histopathological Features of the Resected Left Atrial Appendage as Predictors of Recurrence After Surgery for Atrial Fibrillation in Valvular Heart Disease

Abstract

The histopathological findings for LAA reflected the underlying valvular diseases; however, the most reliable predictors of postoperative AF recurrence were hypertrophy of cardiomyocytes, bizarre shaped nuclei, and extensive ICF.