Fig. 1From: Is there a transcatheter solution for a sick neonate with hypoplastic right heart syndrome?: Pulmonary valve perforation in a neonate with hypoplastic right ventricle with pulmonary atresia, restrictive VSD—a case reportEchocardiogram showing hypoplastic and hypertrophied right ventricle with TV Z score-1.95. b Color doppler showing tricuspid regurgitation jet (RVSP 110 + mean RAP). b, c PDA seen filling the MPA. d CW showing the continuous flow across MPA due to its filling from PDABack to article page