| Nasal polyps |
|---|
| Anatomic abnormalities: E.g. Trauma or nasal tumors (Benign or Malignant) |
| Autoimmune: e.g. Sjogren syndrome, SLE, Relapsing polychondritis, Churg-Straus syndrome or Wegener granulomatosis |
| Metabolic: e.g. Hypothyroidism or acromegaly. |
| CSF Rhinorrhea |
| Primary Ciliary Dyskinesia |
| Cystic fibrosis |
| Immunodeficiency |