An 11-year-old child presented with an intrusive luxation of the maxillary central incisors due to trau-ma.Prompt treatment was provided,including repositioning,fixation,and root canal therapy.After 14 months,root resorption was observed.Through CBCT analysis,the author applied two different treatment methods for root resorption in different locations.A 2-year follow-up observation showed no new sinus formation.
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