Evaluation of Changes of Extraoral, Intraoral, and Tongue Posture After Maxillomandibular Surgery in Skeletal Class III Patients: A Retrospective Volumetric CT Study.
J Shruthi, Ratna Parameswaran, Nayeemullah Khan, Balaji Rajkumar, Anantanarayanan Parameswaran
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引用次数: 0
Abstract
Objective: To evaluate the extraoral volume, intraoral volume, and tongue posture in pre- and post-LF1 and B.S.S.O maxillomandibular surgery for skeletal Class III patients, and establish a correlation between them.
Method: A retrospective study that evaluated 8 pre- and post-maxillomandibular surgical CT records of patients fulfilling the inclusion criteria. Borders were demarcated for volumetric measurement. The volume assessment was carried out using Materialise Mimics version 12.0 software.
Results: The mean difference in intraoral volume was 8476 ± 6099 mm3, which was statistically highly significant. The mean difference in extraoral volume was 15005 ± 13704 mm3, which was statistically significant. The mean difference in tongue posture was 2.31 ± 0.63 mm3, which was statistically very highly significant. A strong positive correlation is between the mean differences in tongue-to-palate distance and intraoral volume. A weak negative correlation is between the mean differences in extraoral and intraoral volume and pre- and post-operative maxillomandibular surgery.
Conclusion: There was a significant decrease in the extraoral, intraoral volume, and tongue-to-palate distance following maxillomandibular surgery in skeletal Class III patients.
期刊介绍:
This journal offers comprehensive coverage of new techniques, important developments and innovative ideas in Oral and Maxillofacial Surgery. Practice-applicable articles help develop the methods used to handle dentoalveolar surgery, facial injuries and deformities, TMJ disorders, oral cancer, jaw reconstruction, anesthesia and analgesia. The journal also includes specifics on new instruments, diagnostic equipment’s and modern therapeutic drugs and devices. Journal of Oral and Maxillofacial Surgery is recommended for first or priority subscription by the Dental Section of the Medical Library Association. Specific topics covered recently have included: ? distraction osteogenesis ? synthetic bone substitutes ? fibroblast growth factors ? fetal wound healing ? skull base surgery ? computer-assisted surgery ? vascularized bone grafts Benefits to authorsWe also provide many author benefits, such as free PDFs, a liberal copyright policy, special discounts on Elsevier publications and much more. Please click here for more information on our author services.