case_images: PMC7492963_01
case_images: Pretreatment records with radiographs.
case_images: CRID2020-8841009.001.jpg
case_images: PMC7492963_01_CRID2020-8841009.001.jpg
case_images: fig1
case_images: The clinical examination revealed a convex facial profile with a slightly increased lower third of the face, acute nasolabial angle, slight protrusion and incompetence of the lips, retruded and extruded maxillary incisors, high ectopic canines with a distal crown inclination, excessive display of the gingiva on smiling, and a lot of strain on the lower lip and chin soft tissue area (Figure 1). The left mandibular canine and first premolar were almost in a crossbite (Figure 1). No pathologic lesions were detected (Figure 1).