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Medical Definition of Choanal atresia
1. Congenital bony or membranous occlusion of one or both choanae, due to failure of the embryonic bucconasal membrane to rupture. (12 Dec 1998)
Lexicographical Neighbors of Choanal Atresia
Other Resources:
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1. Congenital bony or membranous occlusion of one or both choanae, due to failure of the embryonic bucconasal membrane to rupture. (12 Dec 1998)