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Systematic Assessment of Mammalian Skull Specimens for Dental and Temporomandibular Joint Pathology

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Four cuspal maxillary second premolar with single root and three root canals: Case report.

Parul Bansal¹, Vineeta Nikhil¹, Ayush Goyal¹

¹Department of Conservative Dentistry and Endodontics, Subharti Dental College, Meerut, Uttar Pradesh, India.

Journal of Conservative Dentistry : JCD

|August 27, 2016

Summary

Maxillary second premolars typically have two cusps, but this study found a rare four-cusp variant. This anatomical variation highlights the importance of detailed root canal assessment in endodontics.

Keywords:

Cone-beam computed tomography four cusps maxillary second premolar three canals

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Area of Science:

Endodontics
Dental Anatomy
Morphology

Background:

Maxillary second premolars commonly present with two cusps, a single root, and one to two root canals.
Endodontic literature documents significant variations in maxillary second premolar root canal anatomy.
Limited research exists on the relationship between cuspal anatomy variations and root canal morphology.

Observation:

This clinical report details a maxillary second premolar exhibiting an unusual four-cusp configuration.
The study focused on the root and root canal anatomy associated with this specific dental anomaly.

Findings:

A four-cusp maxillary second premolar was identified, deviating from the typical two-cusp structure.
The root and root canal configuration of this variant were thoroughly described.

Implications:

Recognizing unusual cuspal anatomy is crucial for endodontic diagnosis and treatment planning.
This case underscores the need for comprehensive radiographic and clinical evaluation to identify root canal variations.
Further research into the endodontic implications of atypical premolar cusp morphology is warranted.