The nasal passage and paranasal sinuses (collectively sinonasal) plays host to a number of diseases and conditions, which can be collectively termed sinonasal disease. One way of classifying separate entities is as follows:
- inflammatory and infective conditions
-
sinusitis
- acute sinusitis
- chronic sinusitis
-
fungal sinusitis
- non-invasive: hyphae do not invade mucosa
- invasive: hyphae seen invading mucosa +/- beyond
- granulomatosis with polyangiitis (formerly known as Wegener granulomatosis)
- sinonasal polyposis
-
sinusitis
- neoplastic
- benign
- fibrous-osseous lesions
- malignant tumours
- others