Empty nose syndrome (ENS) is the feeling you get despite your nose being empty. ENS can happen if surgery takes out too much tissue inside your nose. Empty nose syndrome is an uncommon and complex ...

Nasal polyps are teardrop-shaped, soft tissue growths that form in the lining of your nasal cavity and sinuses (the hollow spaces in the bones of your face). Nasal polyps are benign, which means they ...

Nonallergic rhinitis with eosinophilia syndrome is a type of rhinitis where you have large numbers of immune cells called eosinophils in your nasal tissue but no symptoms of allergies. It can be ...