choana

常见例句

Choanal atresia is often related to the presence of a congenital abnormality and only a few cases involve the occurrence of mucosal fibrosis of the surrounding choana after trauma.
摘要后鼻孔闭锁大多数与先天性发育畸形有关，少部分因放射治疗导致后鼻孔周围黏膜组织伤害引起纤维化形成。
congenital atresia of choana
先天性鼻后孔闭锁
narium choana
后鼻孔
secondary choana
[医] 次鼻后孔
primary choana
[医] 初鼻后孔