Má oclusão Classe II, 2ª divisão de Angle com sobremordida exagerada e discrepância acentuada

Abstract

This article reports the treatment of a young patient at 13.8 years of age who presented with an Angle Class II, division 2 malocclusion, prolonged retention of deciduous teeth, dental crossbite and severe overbite, among other abnormalities. At first, the approach involved rapid maxillary expansion followed by the use of Kloehn headgear and fixed orthodontic appliance. Treatment results demonstrate the importance of careful diagnosis and planning as well as the need for patient compliance during treatment. This case was presented to the Brazilian Board of Orthodontics and Facial Orthopedics (BBO). It is representative of the free category and fulfills part of the requirements for obtaining the BBO Diploma. AbstractKeywords: Class II, division 2. Crossbite. Severe overbite. Prolonged retention of deciduous teeth.