• Pulmonary Atresia with Intact Ventricular Septum (PA/IVS)
    • Severely hypertrophied hypoplastic right ventricle
  • Pulmonary Atresia with Intact Ventricular Septum (PA/IVS)
    • Severely hypoplastic right ventricle
    • Severely hypoplastic tricuspid valve
  • Pulmonary Atresia with Intact Ventricular Septum (PA/IVS)
    • Severely hypoplastic right ventricle
    • Severely hypoplastic tricuspid valve
    • Trivial amount of antegrade flow across the tricuspid valve
  • Pulmonary Atresia with Intact Ventricular Septum (PA/IVS)
    • Moderately hypoplastic and hypertrophied right ventricle
    • Severely hypoplastic tricuspid valve
  • Pulmonary Atresia with Intact Ventricular Septum (PA/IVS)
    • Large right ventricle to coronary artery fistula (represented by the star)
  • Pulmonary Atresia with Intact Ventricular Septum (PA/IVS)
    • Tortuous PDA from the underside fo the aortic arch with retrograde flow into the  main pulmonary artery (blue color Doppler jet)

These are fetal PA IVS clips.