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Mesiolingual Canal Prevalence in Maxillary First Molars assessed through Different Methods
Alissa L Zurawski1, Paula Lambert2, Caroline Solda1
1Department of Dentistry, Universidade Luterana do Brasil Canoas, Rio Grande do Sul, Brazil.
The Journal of Contemporary Dental Practice
|August 29, 2018
Summary
The mesiolingual canal, a fourth canal in maxillary first molars, was found in 95.8% of teeth. Advanced imaging like microtomography is crucial for locating this canal, improving endodontic treatment success.
Area of Science:
- Endodontics
- Dental Anatomy
- Radiology
Background:
- Maxillary first molars possess complex root anatomy, often leading to endodontic treatment failures.
- The mesiolingual canal is frequently missed in clinical practice due to limitations of conventional diagnostic methods.
Purpose of the Study:
- To evaluate the prevalence of the mesiolingual canal orifice in the mesiobuccal roots of maxillary first molars.
- To compare the efficacy of five visualization methods for detecting this canal.
Main Methods:
- Analysis of 73 maxillary first molars using visual inspection, magnifying glass, surgical microscope, periapical radiography, and microtomography.
- Exploratory probes and endodontic files were used for visual assessment.
Main Results:
- The mesiolingual canal was identified in 70 out of 73 teeth, showing a prevalence of 95.8%.
- Visual inspection methods demonstrated limitations in canal detection.
Conclusions:
- Magnifying glass, surgical microscopy, and microtomography are effective tools for locating the mesiolingual canal.
- Accurate identification of the mesiolingual canal is vital for successful endodontic therapy in maxillary molars.
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