2018-12-072018-12-072011-02CASTRO, Iury Oliveira; ESTRELA, Carlos; VALLADARES-NETO, José. Orthodontic treatment plan changed by 3D images. Dental Press Journal of Orthodontics, Maringá, v. 16, n. 1, p. 75-80, Jan./Feb. 2011.2176-9451e- 2177-6709http://repositorio.bc.ufg.br/handle/ri/16554Introduction: Cone-Beam Computed Tomography (CBCT) was introduced in the 90’s and studies have improved its use in dentistry. Objective: The aim of this article was to investigate the influence of three-dimensional (3D) images in orthodontic treat- ment planning. Methods: Two clinical situations (bone dehiscence and cervical re- sorption) were described by 3D images. Results: The orthodontic treatment plan was redirected to a simplified mechanics and control of the lesions during orthodontic treatment. Conclusion: 3D images are able to increase diagnostic accuracy and redi- rect orthodontic treatment plan.engAcesso AbertoOrthodontic treatment planBone dehiscenceCone-Beam computed tomographyCervical resorptionOrthodontic treatment plan changed by 3D imagesArtigo10.1590/S2176-94512011000100012.