The pathologic narrowing of the orifice of the PULMONARY VALVE. This lesion restricts blood outflow from the RIGHT VENTRICLE to the PULMONARY ARTERY. When the trileaflet valve is fused into an imperforate membrane, the blockage is complete.
Pulmonalklaffstenos — Pulmonalstenos
Valvular Pulmonic Stenosis — Pulmonic Stenoses, Valvular — Pulmonic Stenosis, Valvular — Valvular Pulmonic Stenoses — Stenosis, Pulmonary Valve — Pulmonary Valve Stenoses — Stenoses, Pulmonary Valve — Pulmonary Stenosis — Pulmonic Stenosis — Pulmonic Stenoses — Stenoses, Pulmonic — Stenosis, Pulmonic — Stenosis, Pulmonary — Pulmonary Stenoses — Pulmonary Stenose — Stenose, Pulmonary — Stenoses, Pulmonary