conus arteriosus

(redirected from pulmonary conus)
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conus arteriosus

[′kō·nəs är‚tir·ē′ō·səs]
(embryology)
The cone-shaped projection from which the pulmonary artery arises on the right ventricle of the heart in man and mammals.
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Postero-anterior chest X-Ray demonstrated significant pulmonary conus and increase in cardiothoracic index.
All these TCAs were short vessels which immediately after their origin supplied anteriorly over the lower part of pulmonary conus and upper part of right ventricle.