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Unusual maxillary first molar with 2 palatal canals within a single root: a case report
1University of British Columbia. njohal@sprint.ca
Journal (Canadian Dental Association)
|May 24, 2001
Summary
This case report details an unusual maxillary first molar possessing five canals, with a single palatal root containing two canals that merge apically. This highlights the importance of thorough root canal exploration for complex dental anatomy.
Area of Science:
- Endodontics
- Dental Anatomy
- Morphology
Background:
- Maxillary first molars typically exhibit predictable root canal anatomy.
- Variations in root canal morphology can complicate endodontic treatment.
- Understanding atypical anatomy is crucial for successful root canal therapy.
Observation:
- A case report of a maxillary first molar with an atypical canal configuration is presented.
- This specific molar featured a single palatal root with two separate canals that joined in the apical third.
- The orifices of these two palatal canals were distinct.
Findings:
- The maxillary first molar demonstrated a total of five canals.
- The palatal root's unusual configuration with merging canals represents a significant deviation from standard anatomy.
- A literature review on maxillary first molar morphology is discussed.
Implications:
- Clinicians must be vigilant for non-standard root canal systems during endodontic procedures.
- Modified access cavity preparations may be necessary to fully explore complex root canal anatomy.
- Thorough examination of the pulpal floor is essential to detect all canal orifices, preventing missed canals.