Má oclus？o Classe I de Angle, com acentuada biprotrus？o, tratada com extra？？es de dentes permanentes

this case report describes the treatment of an angle class i malocclusion with dental double protrusion and with complete destruction of teeth 16, 26 and 47. the case was treated in two phases and, purposing the double protrusion correction, tooth extractions were necessary. in the first treatment phase, teeth 16, 26, 37 and 47 were extracted and, in the second phase, the extractions of 14, 24, 34 and 44 were performed. this case was presented to the brazilian board of orthodontics and facial orthopedics (bbo), as representative of category 4, i.e., an angle class i malocclusion treated with permanent teeth extractions, as part of the requirements for obtaining the bbo diploma.