[The change of craniofacial growth of 2 patients with achondroplasia].
D000130:Achondroplasia / Q000503:physiopathology*; D002508:Cephalometry; D002648:Child; D006801:Humans; D008297:Male; D008334:Mandible / Q000254:growth & development; D008445:Maxillofacial Development