The palato-radicular groove: In diagnosis, think easy first

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Palato-radicular grooves (PRGs) are developmental anomalies of maxillary incisors that are a site for plaque accumulation and periodontal infection, contributing to localized periodontitis. Here a case of PRG that was initially thought to be root fracture or cemento-dentinal tear is presented, along with a discussion of the importance of a systematic approach to diagnosis.

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