In children may be congenital, infectious or neoplastic.
The most common congenital lesions are dermoid cysts, nasal gliomas and meningoencephaloceles.
Polyps of infectious, atopic or inflammatory cause can occur.
A common neoplasm is juvenile nasopharyngeal angiofibroma, almost exclusively in adolescent or young adult males.
Juvenile nasal angiofibroma usually present with epistaxis.
Peripheral nerve sheath tumors, especially swhwannoma can present associated a nasal mass.
Rhabdomyosarcoma and fibrosarcoma are the most common soft tissue sarcomas to arise within the sinus and nasal area.
Rarely can be the presentation in non-Hodgkin’s lymphoma in children.