Image 1 Initial case  : The MD diameters of the the right lateral incisor, right central incisor, the left central incisor and the left lateral incisor are respectivaly: is 6.0mm, 8.2mm, 8.2mm, 4.5mm. The MD width of the right lateral incisor is 6.7mm and of the left lateral incisor 6.5mm.