PMC7245664_01
Periapical radiograph showing maxillary second premolar with abnormal morphology.
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The CBCT confirmed the unusual anatomy and revealed four separate roots with four canals (Figures 1 and 2).
CBCT showing maxillary second premolar with 4 roots.
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The CBCT confirmed the unusual anatomy and revealed four separate roots with four canals (Figures 1 and 2).
Access cavity photograph showing 4 canals orifices.
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Inspection of the pulp floor under the dental operating microscope (Carl Zeiss, Germany) revealed four separate canal orifices (mesiobuccal, distobuccal, mesiopalatal, and distopalatal) (Figure 3).
Radiographic taken during endodontic treatment, working length measurement, master cone, and final obturation after backfill soften root filling.
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The patient was referred back to the prosthodontist for the final restoration (Figure 4). 2 years follow up clinical examination showing healthy gingiva with probing depth within normal limit, radiographic showing normal apical tissue (Figure 5).
Two years follow up showing normal apical tissue.
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The patient was referred back to the prosthodontist for the final restoration (Figure 4). 2 years follow up clinical examination showing healthy gingiva with probing depth within normal limit, radiographic showing normal apical tissue (Figure 5).