Current strategy for durable mechanical circulatory support in pediatric patients. aINTERMACS, International Registry for Mechanically Assisted Circulatory Support. b20 kg cutoff chosen to have sufficient size for HVAD placement. cAdditional intraoperative assessment for potential CentriMag placement as RVAD. dAdditional intraoperative assessment for the need for BiVAD support with an additional Berlin Heart EXCOR. BiVAD, biventricular assist device; Berlin, Berlin Heart EXCOR; CF, continuous flow; PVRI, pulmonary vascular resistance index, units: woods units; RVAD, right ventricular assist device RVSWI, right ventricular stroke work index, units: mmHg ml/m2.