Significant pulmonary stenosis can be readily detected from either the long axis or short axis views. From the long axis view tilt to look towards the subject’s left shoulder. In this infant the pulmonary valve leaflets look thickened and relatively immobile.
This finding is confirmed from a parasternal short axis view
Where the valve orifice measures less than 2mm.
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Contributors: Dr Alan Groves & Govindpal S Kooner