• Tetralogy of Fallot with Absent Pulmonary Valve
    • Dilated RVOT
    • Hypoplastic pulmonary valve annulus without leaflet tissue visualized
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Turbulent flow across hypoplastic pulmonary valve oriface 
    • Severe pulmonary regurgitation
    • Dilated RVOT
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Turbulent flow across hypoplastic pulmonary valve oriface 
    • Severe pulmonary regurgitation
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Turbulent flow across hypoplastic pulmonary valve oriface with no valvar tissue visualized
    • Severe pulmonary regurgitation
    • Dilated main pulmonary artery
  • Tetralogy of Fallot with Absent Pulmonary Valve
    • Continuous wave Doppler across the pulmonary valve
    • Moderate pulmonary stenosis (below baseline) with a peak velocity of ~3.9 meters/sec with a peak gradient of ~62 mmHg.
    • Free pulmonary regurgtiation (flow above baseline)