Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity

Category: Midfoot/Forefoot Introduction/Purpose: The importance of preoperative evaluation of the position and degree of arthritic changes of the medial sesamoid bone before hallux valgus correction is emerging. This is an observational study to evaluate the magnetic resonance imaging (MRI) findings...

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Main Authors: Jun Young Choi MD, Jin Soo Suh MD, PhD, Dong Joo Lee MD
Format: Article
Language:English
Published: SAGE Publishing 2018-09-01
Series:Foot & Ankle Orthopaedics
Online Access:https://doi.org/10.1177/2473011418S00192
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author Jun Young Choi MD
Jin Soo Suh MD, PhD
Dong Joo Lee MD
author_facet Jun Young Choi MD
Jin Soo Suh MD, PhD
Dong Joo Lee MD
author_sort Jun Young Choi MD
collection DOAJ
description Category: Midfoot/Forefoot Introduction/Purpose: The importance of preoperative evaluation of the position and degree of arthritic changes of the medial sesamoid bone before hallux valgus correction is emerging. This is an observational study to evaluate the magnetic resonance imaging (MRI) findings of hallux valgus deformity, and assess the severity of and identify the factors that influence the arthritic changes in medial sesamoid-metatarsal (mSM) joints. Methods: We reviewed weight-bearing anteroposterior radiographs, forefoot axial radiographs and MR images of 514 feet of 405 patients who underwent hallux valgus correction. On MRI, the degrees of the arthritic changes in the first metatarsophalangeal (MTP) and mSM joints were categorized into 5 classes. Binary logistic regression analysis was performed to identify the factors affecting the arthritic changes. Results: The binary logistic regression analysis showed that advanced age, more lateralized position of medial sesamoid bone on forefoot axial radiograph, and higher MRI grade of arthritic change of the 1st MTP joint were significant factors contributing to medial sesamoid arthritis (P <0.001, 0.001. 0.006, respectively). Conclusion: Medial sesamoid arthritis can be assessed using MRI. The position of medial sesamoid bone on forefoot axial radiographs can strongly help predict the possibility of mSM joint arthritis.
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spelling doaj.art-f60f0bd79ce84d9782865cbdad7d7d542022-12-21T23:58:26ZengSAGE PublishingFoot & Ankle Orthopaedics2473-01142018-09-01310.1177/2473011418S00192Factors influencing medial sesamoid arthritis in patients with hallux valgus deformityJun Young Choi MDJin Soo Suh MD, PhDDong Joo Lee MDCategory: Midfoot/Forefoot Introduction/Purpose: The importance of preoperative evaluation of the position and degree of arthritic changes of the medial sesamoid bone before hallux valgus correction is emerging. This is an observational study to evaluate the magnetic resonance imaging (MRI) findings of hallux valgus deformity, and assess the severity of and identify the factors that influence the arthritic changes in medial sesamoid-metatarsal (mSM) joints. Methods: We reviewed weight-bearing anteroposterior radiographs, forefoot axial radiographs and MR images of 514 feet of 405 patients who underwent hallux valgus correction. On MRI, the degrees of the arthritic changes in the first metatarsophalangeal (MTP) and mSM joints were categorized into 5 classes. Binary logistic regression analysis was performed to identify the factors affecting the arthritic changes. Results: The binary logistic regression analysis showed that advanced age, more lateralized position of medial sesamoid bone on forefoot axial radiograph, and higher MRI grade of arthritic change of the 1st MTP joint were significant factors contributing to medial sesamoid arthritis (P <0.001, 0.001. 0.006, respectively). Conclusion: Medial sesamoid arthritis can be assessed using MRI. The position of medial sesamoid bone on forefoot axial radiographs can strongly help predict the possibility of mSM joint arthritis.https://doi.org/10.1177/2473011418S00192
spellingShingle Jun Young Choi MD
Jin Soo Suh MD, PhD
Dong Joo Lee MD
Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
Foot & Ankle Orthopaedics
title Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
title_full Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
title_fullStr Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
title_full_unstemmed Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
title_short Factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
title_sort factors influencing medial sesamoid arthritis in patients with hallux valgus deformity
url https://doi.org/10.1177/2473011418S00192
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