• Tetralogy of Fallot with Absent Pulmonary Valve
    • Hypoplastic pulmonary valve annulus
    • Dilated main pulmonary artery
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Hypoplastic pulmonary valve annulus
    • Turbulent to-fro flow across the pulmonary valve
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Hypoplastic pulmonary valve annulus
    • Turbulent to-fro flow across the pulmonary valve
    • Dilated and hypertrophied right ventricle
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Continuous wave Doppler across the pulmonary valve
    • Severe pulmonary stenosis (below baseline) with a peak velocity of ~5.0 meters/sec with a peak gradient of ~103 mmHg.
    • Free pulmonary regurgtiation (flow above baseline)
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Hypoplastic pulmonary valve oriface with no valvar tissue visualized
    • Dilated main and branch pulmonary arteries