Traumatic impaction of a maxillary primary incisor into the nasal cavity.
D002675:Child, Preschool; D006801:Humans; D007180:Incisor / Q000293:injuries*; D008297:Male; D008437:Maxilla; D009296:Nasal Cavity / Q000000981:diagnostic imaging; D011859:Radiography; D014084:Tooth Avulsion / Q000175:diagnosis*