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Figure 4: Failure case of mineral trioxide aggregate Group – (a) Preoperative intraoral periapical radiograph showing radiolucency close to the mesial pulp horn of mandibular 2nd primary molar. (b) Postoperative intraoral periapical radiograph showing treated mandibular 2nd molar with Mineral trioxide aggregate pulpotomy. (c) Follow-up intraoral periapical radiograph after 6 months showing internal resorption related with mandibular 2nd primary molar

Figure 4: Failure case of mineral trioxide aggregate Group – (a) Preoperative intraoral periapical radiograph showing radiolucency close to the mesial pulp horn of mandibular 2<sup>nd</sup> primary molar. (b) Postoperative intraoral periapical radiograph showing treated mandibular 2<sup>nd</sup> molar with Mineral trioxide aggregate pulpotomy. (c) Follow-up intraoral periapical radiograph after 6 months showing internal resorption related with mandibular 2<sup>nd</sup> primary molar