Choanal atresia

Other Names:
Atresia of nose
Congenital stenosis of nares

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 recanalization of the nasal fossae during fetal development. It was first described by Roederer in 1755.

Related UN Sustainable Development Goals:
GOAL 3: Good Health and Well-being
Problem Type:
G: Very specific problems
Date of last update
28.12.2017 – 02:04 CET