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Palatal morphology and type of clefting
P V Kilpeläinen1, M T Laine-Alava, S Lammi
1Department of Orthodontics, University of Kuopio, Finland.
Summary
This study analyzed palatal dimensions in individuals with cleft palate using the moiré technique. Cleft type significantly impacts palatal height, width, and depth, with specific effects noted for primary and secondary clefts.
Area of Science:
- Oral and Maxillofacial Surgery
- Craniofacial Biology
- Pediatric Dentistry
Background:
- Cleft palate significantly alters craniofacial development.
- Understanding variations in palatal dimensions is crucial for treatment planning and outcomes.
- Previous research has not comprehensively analyzed the interplay of cleft type and other factors on specific palatal dimensions.
Purpose of the Study:
- To investigate variations in palatal height, width, and depth in subjects with different types of cleft palate.
- To assess the influence of cleft type, gender, dentition development, missing teeth, and cephalometric variables on palatal dimensions.
Main Methods:
- Employed the moiré technique to measure palatal dimensions.
- Analyzed data from 95 subjects with cleft palate and 68 noncleft individuals.
- Utilized multiple-regression analyses to determine the effects of various factors on palatal dimensions.
Main Results:
- Cleft type significantly affected all measured palatal dimensions (height, width, depth).
- Palates were shallower in subjects with secondary cleft palate compared to other cleft types or noncleft individuals.
- Palatal width was reduced in primary cleft palate, and depth was affected by most cleft types.
Conclusions:
- Cleft type is a primary determinant of palatal dimensional variations.
- Gender, dentition stage, missing teeth, and cephalometric variables also play a role in shaping palatal morphology.
- Findings provide valuable insights for personalized treatment strategies in cleft care.