Postnatal circulation in patients with aortic stenosis undergoing fetal aortic valvuloplasty: systematic review and meta‐analysis

Fetal aortic valvuloplasty (FAV) has become a treatment option for critical fetal aortic stenosis (AS) with the goal of preserving biventricular circulation (BVC); however, to date, it is unclear how many patients undergoing FAV achieve BVC. The aim of this systematic review and meta-analysis was to investigate the type of postnatal circulation achieved following FAV.The Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA)...