title: Imaging quiz case 2. Patent nasopalatine duct.
authors.forename: C P
authors.initials: CP
authors.lastname: Winslow
authors.forename: K H
authors.initials: KH
authors.lastname: Chan
authors.forename: J D
authors.initials: JD
authors.lastname: Strain
mesh_terms: D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009668:Nose Diseases / Q000151:congenital / Q000000981:diagnostic imaging* / Q000601:surgery; D016155:Oral Fistula / Q000151:congenital / Q000000981:diagnostic imaging* / Q000601:surgery; D010159:Palate / Q000002:abnormalities / Q000000981:diagnostic imaging* / Q000601:surgery; D014057:Tomography, X-Ray Computed