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A comparative evaluation between cheiloscopic patterns and canine relationship in permanent dentition.

Elanthendral Saravanan¹, Vignesh Ravindran², Abirami Arthanari³

¹Post graduate, Dept of Pediatrc and Preventive Dentistry, Saveetha Dental College & Hospitals, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, Tamilnadu, India.

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Summary

Cheiloscopy, the study of lip prints, shows variations linked to canine relationships in orthodontics. Type II patterns were most common, with gender differences noted in Class III relationships.

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Area of Science:

Orthodontics and Forensic Odontology

Background:

Accurate assessment of occlusal relationships, especially canine alignment, is crucial for orthodontic diagnosis and treatment.
Cheiloscopy (lip print analysis) is recognized in forensic odontology and explored for potential orthodontic applications.

Purpose of the Study:

To investigate the correlation between lip print patterns and canine relationships in permanent dentition.
To determine the diagnostic significance of cheiloscopy in orthodontics.

Main Methods:

A cross-sectional study involved 300 adolescents (14-16 years) in Chennai.
Lip prints were analyzed using the Suzuki and Tsuchihashi system, and canine relationships were classified (Class I, II, III).
Statistical analysis included Chi-Square and Fisher's Exact tests (p < 0.05).

Main Results:

Type II (branched) lip prints were most frequent (71.3%) across all canine classes.
Significant gender differences were found in Class III relationships: males favored Type II (86.7%), females favored Type IV (36.4%).
No significant gender differences were observed for Class I and II relationships.

Conclusions:

Lip print patterns vary significantly with canine relationships, particularly showing gender-based distinctions in Class III.
Cheiloscopy can potentially serve as a non-invasive supplementary tool in orthodontic diagnosis and forensic odontology.