Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis

Background:. Arthroscopic partial trapeziectomy with suture-button suspensionplasty was developed for the surgical treatment of thumb carpometacarpal arthritis. However, the relationship between clinical results and radiographic evidence is unclear. Methods:. The authors retrospectively reviewed 33...

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Main Authors: Yuki Shinya, MD, Ryosuke Ikeguchi, MD, PhD, Takashi Noguchi, MD, PhD, Maki Ando, MD, Koichi Yoshimoto, MD, Daichi Sakamoto, MD, Terunobu Iwai, MD, Shuichi Matsuda, MD
Format: Article
Language:English
Published: Wolters Kluwer 2023-05-01
Series:Plastic and Reconstructive Surgery, Global Open
Online Access:http://journals.lww.com/prsgo/fulltext/10.1097/GOX.0000000000004983
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author Yuki Shinya, MD
Ryosuke Ikeguchi, MD, PhD
Takashi Noguchi, MD, PhD
Maki Ando, MD
Koichi Yoshimoto, MD
Daichi Sakamoto, MD
Terunobu Iwai, MD
Shuichi Matsuda, MD
author_facet Yuki Shinya, MD
Ryosuke Ikeguchi, MD, PhD
Takashi Noguchi, MD, PhD
Maki Ando, MD
Koichi Yoshimoto, MD
Daichi Sakamoto, MD
Terunobu Iwai, MD
Shuichi Matsuda, MD
author_sort Yuki Shinya, MD
collection DOAJ
description Background:. Arthroscopic partial trapeziectomy with suture-button suspensionplasty was developed for the surgical treatment of thumb carpometacarpal arthritis. However, the relationship between clinical results and radiographic evidence is unclear. Methods:. The authors retrospectively reviewed 33 consecutive patients who underwent arthroscopic partial trapeziectomy with suture-button suspensionplasty for thumb carpometacarpal arthritis between 2016 and 2021. Clinical and radiographic outcomes were recorded, and the correlations between them were evaluated. Results:. The average patient age at surgery was 69 years. Patient radiologic evidence was Eaton stage Ⅱ in three thumbs, Ⅲ in 25 thumbs, and Ⅳ in five thumbs. The average trapezial space ratio (TSR) was 0.36 immediately after the operation but declined to 0.32 after 6 months. In contrast, the average joint subluxation was reduced to 0.005 immediately after the operation compared with 0.28 before, and was maintained at 0.04 at final follow-up. A statically significant correlation was detected between grip strength and TSR (P = 0.03), and between pinch strength and TSR (P = 0.02). A significant correlation was detected between TSR and trapezium height (P = 0.0215), which remained after partial trapeziectomy. No correlation was detected between rope position and other clinical or radiographic scores. Conclusions:. Suture-button can have an effect on the medialization of the first metacarpal base. Excessive trapeziectomy can result in functional deficiency of the thumb through metacarpal subsidence, which potentially causes loss of grip and pinch strength.
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spelling doaj.art-1954cd6964e64a40ba447a562888b78c2023-05-29T03:33:14ZengWolters KluwerPlastic and Reconstructive Surgery, Global Open2169-75742023-05-01115e498310.1097/GOX.0000000000004983202305000-00002Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal ArthritisYuki Shinya, MD0Ryosuke Ikeguchi, MD, PhD1Takashi Noguchi, MD, PhD2Maki Ando, MD3Koichi Yoshimoto, MD4Daichi Sakamoto, MD5Terunobu Iwai, MD6Shuichi Matsuda, MD7From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.From the Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan.Background:. Arthroscopic partial trapeziectomy with suture-button suspensionplasty was developed for the surgical treatment of thumb carpometacarpal arthritis. However, the relationship between clinical results and radiographic evidence is unclear. Methods:. The authors retrospectively reviewed 33 consecutive patients who underwent arthroscopic partial trapeziectomy with suture-button suspensionplasty for thumb carpometacarpal arthritis between 2016 and 2021. Clinical and radiographic outcomes were recorded, and the correlations between them were evaluated. Results:. The average patient age at surgery was 69 years. Patient radiologic evidence was Eaton stage Ⅱ in three thumbs, Ⅲ in 25 thumbs, and Ⅳ in five thumbs. The average trapezial space ratio (TSR) was 0.36 immediately after the operation but declined to 0.32 after 6 months. In contrast, the average joint subluxation was reduced to 0.005 immediately after the operation compared with 0.28 before, and was maintained at 0.04 at final follow-up. A statically significant correlation was detected between grip strength and TSR (P = 0.03), and between pinch strength and TSR (P = 0.02). A significant correlation was detected between TSR and trapezium height (P = 0.0215), which remained after partial trapeziectomy. No correlation was detected between rope position and other clinical or radiographic scores. Conclusions:. Suture-button can have an effect on the medialization of the first metacarpal base. Excessive trapeziectomy can result in functional deficiency of the thumb through metacarpal subsidence, which potentially causes loss of grip and pinch strength.http://journals.lww.com/prsgo/fulltext/10.1097/GOX.0000000000004983
spellingShingle Yuki Shinya, MD
Ryosuke Ikeguchi, MD, PhD
Takashi Noguchi, MD, PhD
Maki Ando, MD
Koichi Yoshimoto, MD
Daichi Sakamoto, MD
Terunobu Iwai, MD
Shuichi Matsuda, MD
Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis
Plastic and Reconstructive Surgery, Global Open
title Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis
title_full Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis
title_fullStr Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis
title_full_unstemmed Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis
title_short Radiographic Evaluation after Arthroscopic Partial Trapeziectomy with Suture-button Suspensionplasty for Thumb Carpometacarpal Arthritis
title_sort radiographic evaluation after arthroscopic partial trapeziectomy with suture button suspensionplasty for thumb carpometacarpal arthritis
url http://journals.lww.com/prsgo/fulltext/10.1097/GOX.0000000000004983
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