Journal
WORLD JOURNAL FOR PEDIATRIC AND CONGENITAL HEART SURGERY
Volume 13, Issue 4, Pages 518-521Publisher
SAGE PUBLICATIONS INC
DOI: 10.1177/21501351211069559
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Pulmonary valve replacement with right ventricular outflow tract reconstruction using ECM patches can lead to patch dehiscence and complications such as paravalvular leak. Based on reported cases, it is recommended to avoid ECM in RVOT reconstruction with PVR and monitor patients repaired with ECM for potential complications.
Pulmonary valve replacement (PVR) with right ventricular outflow tract (RVOT) reconstruction is a common congenital cardiac operation. Porcine submucosal intestinal-derived extracellular matrix (ECM) patches have been used for RVOT reconstruction. We present 2 adult patients with Tetralogy of Fallot who underwent PVR with RVOT reconstruction utilizing ECM. Both cases required reoperation due to patch dehiscence causing a large paravalvular leak. One patient also had a pseudoaneurysm associated with ECM dehiscence. There may be a propensity for ECM dehiscence in this application and, based on these cases, we recommend avoidance of ECM in RVOT reconstruction with PVR. PVR patients repaired with ECM should be monitored for this complication.
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