PMC6770450_01
(a) Intraoral view of central incisors. (b) Panoramic radiograph. (c) Periapical radiograph before treatment.
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She had transverse maxillary deficiency and the tooth 11 was in crossbite (Figure 1(a)). Radiographic examination revealed a well-circumscribed, quite oval radiolucent area in the middle third of the root (Figure 1(c)).
Pretreatment CBCT images.
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Axial, sagittal, and coronal CBCT cross-sections approved the resorption area in the middle and apical third of the root canal which had perforated the buccal root surface (Figure 2).
(a) Appearance of the perforation defect. (b) MTA sealing perforation defect.
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At the same time, a flap that made visible the granulation tissue and the bone destruction was elevated (Figure 3(a)). MTA carrier (Figure 3(b)). MTA was securely condensed with the use of a plugger and wet cotton pellets.
(a) Intraoral view of central incisors after 3 years. (b, c) Panoramic and periapical radiograph at 3-year follow-up.
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Radiographs showed normal healing of the periapical areas (Figure 4).