title: Congenital midline sinuses of the dorsum of the nose.
abstract: Three cases of mid-line dorsal nasal sinuses are reported, together with their mode of surgical management. The embryologic origin of this malformation is discussed, relating their presence to a double fronto-nasal process instead of one.
mesh_terms: D000328:Adult; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D009666:Nose / Q000002:abnormalities* / Q000601:surgery; D010256:Paranasal Sinuses / Q000002:abnormalities* / Q000601:surgery