Evidence map›Paper›PMID 40752588›Full record

ArticleBiomedical journal2026

Impact of vertical facial patterns on three-dimensional surgical outcomes and stability in skeletal Class II malocclusion.

Wasuthorn Poolsin, Ellen Wen-Ching Ko, Carol Yi-Hsuan Chen, Cheng-Hui Lin

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Article in Biomedical journal, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

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4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Wasuthorn PoolsinGraduate Institute of Dental and Craniofacial Science, Chang Gung University, Taoyuan, Taiwan; Department of Craniofacial Orthodontics, Chang Gung Memorial Hospital, Taoyuan, Taiwan.
Ellen Wen-Ching KoGraduate Institute of Dental and Craniofacial Science, Chang Gung University, Taoyuan, Taiwan; Craniofacial Research Center, Chang Gung Memorial Hospital, Linkou, Taiwan; Department of Craniofacial Orthodontics, Chang Gung Memorial Hospital, Taipei, Taiwan. Electronic address: ellenko@cgmh.org.tw.
Carol Yi-Hsuan ChenDepartment of Craniofacial Orthodontics, Chang Gung Memorial Hospital, Taoyuan, Taiwan; Craniofacial Research Center, Chang Gung Memorial Hospital, Linkou, Taiwan.
Cheng-Hui LinCraniofacial Research Center, Chang Gung Memorial Hospital, Linkou, Taiwan; Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital, Taoyuan, Taiwan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe surgical outcomes and stability of patients with skeletal Class II malocclusion determine the success of treatment. Variations in surgical interventions, patient responsiveness, and growth patterns across vertical facial morphologies result in varying treatment outcomes and postoperative stability.

methodsThis retrospective study recruited 52 adults diagnosed with skeletal Class II malocclusion treated with bimaxillary surgery; these adults were divided into two groups according to their vertical facial patterns. Cone-beam computed tomography images were collected before surgery (T0), after surgery (T1), and after orthodontic treatment (T2). Reconstructed three-dimensional images were used for cephalometric measurements and analysis.

resultsFrom T0 to T1, the Frankfort-mandibular plane angle decreased in the high-angle group but increased in the low-medium-angle group. The mandible advanced 9.02 and 6.21 mm in the high-angle and low-medium-angle groups, respectively. From T1 to T2, significant changes were observed in the anterior mandible horizontal movement of the high-angle group (-1.91 ± 3.63 mm) compared with the low-medium-angle group (-0.57 ± 1.04 mm). There were more patients exhibit clinically significant relapse (>2 mm) in the high-angle group (44 %) than in the low-medium-angle group (20 %).

conclusionThe relapse patterns in the two groups were similarly upward and backward. However, the high angle group exhibited greater average postoperative changes. The proportion of patients who exhibited a clinically significant relapse was higher in the high angle group.

Indexed as

FaceImaging, Three-DimensionalMalocclusion, Angle Class IIAdolescentAdultCephalometryCone-Beam Computed TomographyFemaleHumansMaleMandibleRetrospective StudiesTreatment OutcomeYoung AdultOrthognathic surgeryPostoperative stabilitySkeletal Class II malocclusionThree-dimensional cephalometryVertical facial pattern

Identifiers

PMID40752588
PMCPMC13089019

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LicenceCC BY-NC-ND
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.