Types of DNS北北业（3）"S形偏曲(2）"c"形偏曲正常(1)业（5）靖（6）粘膜肥厚（4）棘（矩状突）
Types of DNS
Clinical Features 1.Nasal obstruction 2.Headache 3.Sinusitis 4.Epistaxis. 5.Anosmia 6.External deformity 7. Middle ear infection
Clinical Features ❑ 1.Nasal obstruction. ❑ 2.Headache ❑ 3.Sinusitis ❑ 4.Epistaxis. ❑ 5.Anosmia ❑ 6.External deformity ❑ 7. Middle ear infection