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Malocclusion Complexity in Patients with Dental Anomalies-A Case-Control Study
María Fernanda Romero-Noh1, José Rubén Herrera-Atoche1, Iván Daniel Zúñiga-Herrera1
1School of Dentistry, Autonomous University of Yucatan, Mérida 97000, Mexico.
Dentistry Journal
|November 26, 2025
Summary
Dental anomalies significantly increase malocclusion complexity. Eruption anomalies present the greatest challenge, impacting occlusion and aesthetics more than number or shape anomalies.
Area of Science:
- Dentistry
- Orthodontics
- Dental Anomalies
Background:
- Malocclusion complexity is a key factor in orthodontic treatment planning.
- Understanding the influence of dental anomalies on malocclusion complexity is crucial for effective management.
Purpose of the Study:
- To evaluate the impact of various dental anomalies on malocclusion complexity.
- To compare the complexity associated with different types of dental anomalies.
Main Methods:
- Retrospective cross-sectional study with a case-control design.
- 140 patients (59 cases, 81 controls) assessed using the Index of Complexity Outcome and Need (ICON).
- Cases were grouped by anomaly type: number, shape, or eruption anomalies.
Main Results:
- Cases with dental anomalies exhibited significantly higher ICON scores than controls (56.77 vs. 47.44, p=0.002).
- Patients with eruption anomalies showed the highest ICON scores compared to controls and other anomaly groups (p=0.001).
- A significant difference in ICON level distribution was observed between cases and controls (p=0.022).
Conclusions:
- Dental anomalies are associated with increased malocclusion complexity.
- Eruption anomalies pose a greater orthodontic challenge than number or shape anomalies.
- Addressing dental anomalies is essential for optimizing orthodontic treatment outcomes.
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