"Choanal Atresia" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
A congenital abnormality that is characterized by a blocked CHOANAE, the opening between the nose and the NASOPHARYNX. Blockage can be unilateral or bilateral; bony or membranous.
- Choanal Atresia
- Atresia, Choanal
- Atresias, Choanal
- Choanal Atresias
Below are MeSH descriptors whose meaning is more general than "Choanal Atresia".
Below are MeSH descriptors whose meaning is more specific than "Choanal Atresia".
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