Choanal Atresia

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.

Year introduced: 1986

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Tree Number(s): C08.460.171, C08.695.271, C09.603.171, C16.131.740.271

MeSH Unique ID: D002754

Entry Terms:

• Atresia, Choanal
• Atresias, Choanal
• Choanal Atresias

Previous Indexing:

• Nasal Cavity/abnormalities (1975-1985)
• Nose/abnormalities (1966-1974)

All MeSH Categories
Diseases Category
Respiratory Tract Diseases
Nose Diseases
Choanal Atresia

All MeSH Categories
Diseases Category
Respiratory Tract Diseases
Respiratory System Abnormalities
Choanal Atresia

All MeSH Categories
Diseases Category
Otorhinolaryngologic Diseases
Nose Diseases
Choanal Atresia

All MeSH Categories
Diseases Category
Congenital, Hereditary, and Neonatal Diseases and Abnormalities
Congenital Abnormalities
Respiratory System Abnormalities
Choanal Atresia