DDx
- Syphilis
- Wegener's granulomatosis
- Relapsing polychondritis
- Rhinophyma (rosacea)
- Trauma
- Nasopharyngeal carcinoma
- Polymorphic reticulosis (lethal midline granuloma)
- Mucocutaneous leishmaniasis
- Hansen's disease (leprosy)
- Paracoccidioidomycosis
- Sarcoidosis