Obstructions,Nasal
《英文msh詞典》Obstructions,Nasal
[入口詞] Obstructions,Nasal
[主題詞] Nasal Obstruction
[英文釋義] Any hindrance to the passage of air into and out of the nose. The obstruction may be in the nasal vestibule,fossae,or other areas of the nasal cavity.