Keywords

#choanal_atresia

Choanal atresia

Congenital disorder where the nasal passage is blocked

Choanal atresia is a congenital disorder where the back of the nasal passage (choana) is blocked, usually by abnormal bony or soft tissue (membranous) due to failed hole development of the nasal fossae during prenatal development. It causes persistent rhinorrhea, and with bilateral choanal atresia and obstructed airway that can cause cyanosis and hypoxia.

Sat 22nd

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Choanal atresia Atresia CHARGE syndrome Lymphedema-posterior choanal atresia syndrome Unibrow Coloboma Microtia Arrhinia Nonallergic rhinitis Abruzzo–Erickson syndrome
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