[Traumatic choanal atresia in a 7-year-old child].
D000063:Accidents, Traffic; D002648:Child; D006259:Craniocerebral Trauma / Q000473:pathology; D006801:Humans; D008297:Male; D009296:Nasal Cavity / Q000293:injuries*; D009305:Nasopharynx / Q000293:injuries*
Travmaticheskaia atreziia khoan u rebenka 7 let.