Má oclus？o Classe II, divis？o 1, de Angle com discrepancia antero-posterior acentuada

angle class ii malocclusion is characterized by an anteroposterior dental discrepancy which may or may not be accompanied by skeletal changes. in general, distressed by a significantly compromised facial aspect, patients tend to seek treatment. this case report was submitted to the brazilian board of orthodontics and facial orthopedics (bbo) as part of the board certification process, as representative of category 4, i.e., a class ii malocclusion with severe anteroposterior discrepancy and anb angle equal to or bigger than 5o (anb > 5o). the case involves an unusual event - the congenital absence of one lower incisor tooth.