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Maxillary and mandibular first premolars showing three-cusp pattern: an unusual presentation
Ramakant Nayak1, Vijayalakshmi Kotrashetti, Aarati Nayak
1Department of Oral Pathology and Microbiology, Maratha Mandal's NGH Institute of Dental Sciences and Research Centre, Belgaum, Karnataka 590010, India.
Case Reports in Dentistry
|March 12, 2013
Summary
This study documents a rare three-cusp pattern in maxillary and mandibular first premolars, highlighting unusual dental anatomy variations. Understanding these morphological changes is crucial for accurate clinical diagnosis and anthropological research.
Area of Science:
- Dentistry
- Anthropology
- Human Morphology
Background:
- Dental anatomy, the study of tooth morphology, is vital for clinical practice.
- Variations in tooth morphology can arise from genetic, environmental, dietary, and racial factors.
- While root variations in first premolars are common, crown morphology variations are less documented.
Purpose of the Study:
- To report a rare case of maxillary and mandibular first premolars exhibiting a three-cusp pattern.
- To contribute to the understanding of uncommon variations in dental anatomy.
- To emphasize the importance of recognizing morphological anomalies in clinical settings.
Main Methods:
- Case report detailing an unusual dental anomaly.
- Clinical examination and documentation of tooth morphology.
- Review of existing literature on premolar variations.
Main Results:
- A female patient presented with an unprecedented three-cusp pattern in both maxillary and mandibular first premolars.
- This presentation represents a novel finding in the documented variations of first premolar crown morphology.
- Common variations like peg-shaped laterals and shovel-shaped incisors were not the focus, but this case highlights rarer anomalies.
Conclusions:
- The study highlights a unique presentation of dental anatomy, specifically a three-cusp pattern in first premolars.
- Such morphological variations underscore the need for comprehensive knowledge in dental anatomy for accurate diagnosis.
- This case adds to the anthropological understanding of human dentition variations.
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