title: [The unusual alignment with unusual extraction in the upper and lower anterior segments].
mesh_terms: D003481:Cuspid / Q000473:pathology; D003970:Diastema / Q000628:therapy; D006801:Humans; D007180:Incisor / Q000473:pathology; D008310:Malocclusion / Q000473:pathology / Q000628:therapy*; D009971:Orthodontics, Corrective / Q000379:methods; D012690:Serial Extraction