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piriform fossa


Definition: a recess in the anterolateral wall of the nasopharynx on each side of the vestible of the larynx separated from it by the aryepiglottic folds.

Synonym(s): recessus piriformisTA, piriform recess, piriform sinus

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.