Abstract
Purpose
Variations in nasal wall anatomy are crucial in patients with dentofacial deformities undergoing Le Fort I osteotomy. These structural variations heighten the potential for complications during surgical procedures. Hence, the study focused on evaluating the differences in the lateral nasal wall anatomy across different skeletal Classes.
Methods
This study evaluated 86 patients aged 18–43 years with different skeletal Classes. In the axial images acquired from coronal sections, two angulations and the linear distances of the lateral nasal wall were measured in Class I, II, and III patients. The measurement between the piriform opening and the most anterior point of the greater palatine foramen was evaluated in three parts regarding the osteotomy line. Differences between the skeletal patterns were analyzed using an independent sample t-test and Mann–Whitney U test with a significance level of 0.05. The intra-class correlation coefficient was calculated for inter-observer and intra-observer agreement.
Results
There was a statistically significant difference between Class I and Class II subjects regarding the anterior lateral nasal wall (p = 0.011) and anterior nasal thickness (a) (0.004). There was a significant difference between Class I and Class III patients regarding anterior nasal thickness (a) (p < 0.001) and total lateral nasal wall length (p < 0.001).
Conclusion
For instance, the measurements of Class III and Class II patients were relatively different from those of the Class I patients. Therefore, preoperative Cone-Beam Computed Tomographic analysis should be performed for each patient prior to Le Fort I osteotomy to ensure that the procedure is performed safely.
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Data availability
The data presented in this study are available upon reasonable request to the corresponding author.
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Protocol/project development: HE, RA, CÖ, HAK. Data collection or management: HE, RA, CÖ, AYG. Data analysis: HE, AYG. Manuscript writing/editing: HE, CÖ, RA.
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This study was performed in line with the principles of the Declaration of Helsinki. This research was approved by the ethics committee of Ankara Medipol University (Protocol No: 64).
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Eberliköse, H., Güler, A.Y., Akbarihamed, R. et al. Comprehensive analysis of lateral nasal wall anatomy to optimize the osteotomy in different skeletal patterns. Surg Radiol Anat 46, 327–332 (2024). https://doi.org/10.1007/s00276-023-03292-8
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DOI: https://doi.org/10.1007/s00276-023-03292-8