Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up

Abstract Purpose (1) To determine the clinical outcomes following revision arthroscopy for patients with hip synovial chondromatosis (SC), and (2) to compare the clinical outcomes between patients undergoing revision hip arthroscopy and primary hip arthroscopy. Methods Patients undergoing hip arthro...

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Main Authors: Yichuan Zhu, Xin Zhang, Jianquan Wang, Guanying Gao, Yan Xu
Format: Article
Language:English
Published: BMC 2024-12-01
Series:Journal of Orthopaedic Surgery and Research
Subjects:
Online Access:https://doi.org/10.1186/s13018-024-05298-3
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author Yichuan Zhu
Xin Zhang
Jianquan Wang
Guanying Gao
Yan Xu
author_facet Yichuan Zhu
Xin Zhang
Jianquan Wang
Guanying Gao
Yan Xu
author_sort Yichuan Zhu
collection DOAJ
description Abstract Purpose (1) To determine the clinical outcomes following revision arthroscopy for patients with hip synovial chondromatosis (SC), and (2) to compare the clinical outcomes between patients undergoing revision hip arthroscopy and primary hip arthroscopy. Methods Patients undergoing hip arthroscopy between December 2014 and January 2021 was reviewed. Patients treated for SC and confirmed by postoperative pathology were included. Exclusion criteria were age less than 18 years old, hip osteoarthritis (Tönnis grade > 1), history of autoimmune disease, avascular necrosis, and Legg–Calve–Perthes disease. Patients undergoing revision surgery were included in the revision group, while those undergoing primary surgery were matched in a 1:4 ratio and included in the primary group. Preoperative and postoperative patient-reported outcome (PRO) scores including Visual Analog pain Scale (VAS), modified Harris Hip Score (mHHS), Nonarthritic Hip Score (NAHS), and international Hip Outcome Tool, 12-component form (iHOT-12) were collected and compared. The PROs and percentage of achieving minimal clinically important difference (MCID) and patient acceptable symptom state (PASS) of mHHS, iHOT-12, and NAHS were compared between the two groups. Results A total of 12 patients were included in the revision group, while 48 patients were included in the primary group. No significant difference was found in baseline characteristics (all with P > .05). No significant difference was found in the arthroscopic findings and procedures (all with P > .05). Both groups presented significant improvement of postoperative PROs compared to the preoperative PROs (all with P < .001). No significant difference was found in preoperative PROs between the two groups (all with P > .05). Postoperatively, the revision group presented inferior VAS (P = .007), mHHS (P = .007), iHOT-12 (P = .004), and NAHS (P = .028), as well as lower rate of achieving MCID of NAHS (P = .038), and PASS of mHHS (P = .003) compared to the primary group. Conclusion Patients undergoing revision arthroscopy for hip SC presented favorable clinical outcomes at minimum of 2-year follow-up, although the postoperative PROs, rate of achieving MCID, and PASS were lower compared to patients undergoing primary arthroscopy. Level of Evidence: III.
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spelling doaj-art-e2de1aeef2f2498eac42e982ca73b3c02024-12-08T12:37:47ZengBMCJournal of Orthopaedic Surgery and Research1749-799X2024-12-0119111110.1186/s13018-024-05298-3Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-upYichuan Zhu0Xin Zhang1Jianquan Wang2Guanying Gao3Yan Xu4Department of Sports Medicine, Peking University Third Hospital, Institute of Sports Medicine of Peking UniversityDepartment of Sports Medicine, Peking University Third Hospital, Institute of Sports Medicine of Peking UniversityDepartment of Sports Medicine, Peking University Third Hospital, Institute of Sports Medicine of Peking UniversityDepartment of Sports Medicine, Peking University Third Hospital, Institute of Sports Medicine of Peking UniversityDepartment of Sports Medicine, Peking University Third Hospital, Institute of Sports Medicine of Peking UniversityAbstract Purpose (1) To determine the clinical outcomes following revision arthroscopy for patients with hip synovial chondromatosis (SC), and (2) to compare the clinical outcomes between patients undergoing revision hip arthroscopy and primary hip arthroscopy. Methods Patients undergoing hip arthroscopy between December 2014 and January 2021 was reviewed. Patients treated for SC and confirmed by postoperative pathology were included. Exclusion criteria were age less than 18 years old, hip osteoarthritis (Tönnis grade > 1), history of autoimmune disease, avascular necrosis, and Legg–Calve–Perthes disease. Patients undergoing revision surgery were included in the revision group, while those undergoing primary surgery were matched in a 1:4 ratio and included in the primary group. Preoperative and postoperative patient-reported outcome (PRO) scores including Visual Analog pain Scale (VAS), modified Harris Hip Score (mHHS), Nonarthritic Hip Score (NAHS), and international Hip Outcome Tool, 12-component form (iHOT-12) were collected and compared. The PROs and percentage of achieving minimal clinically important difference (MCID) and patient acceptable symptom state (PASS) of mHHS, iHOT-12, and NAHS were compared between the two groups. Results A total of 12 patients were included in the revision group, while 48 patients were included in the primary group. No significant difference was found in baseline characteristics (all with P > .05). No significant difference was found in the arthroscopic findings and procedures (all with P > .05). Both groups presented significant improvement of postoperative PROs compared to the preoperative PROs (all with P < .001). No significant difference was found in preoperative PROs between the two groups (all with P > .05). Postoperatively, the revision group presented inferior VAS (P = .007), mHHS (P = .007), iHOT-12 (P = .004), and NAHS (P = .028), as well as lower rate of achieving MCID of NAHS (P = .038), and PASS of mHHS (P = .003) compared to the primary group. Conclusion Patients undergoing revision arthroscopy for hip SC presented favorable clinical outcomes at minimum of 2-year follow-up, although the postoperative PROs, rate of achieving MCID, and PASS were lower compared to patients undergoing primary arthroscopy. Level of Evidence: III.https://doi.org/10.1186/s13018-024-05298-3Synovial chondromatosisHip arthroscopyRevision hip arthroscopy
spellingShingle Yichuan Zhu
Xin Zhang
Jianquan Wang
Guanying Gao
Yan Xu
Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up
Journal of Orthopaedic Surgery and Research
Synovial chondromatosis
Hip arthroscopy
Revision hip arthroscopy
title Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up
title_full Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up
title_fullStr Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up
title_full_unstemmed Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up
title_short Revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy: a matched control study with minimum 2-year follow-up
title_sort revision hip arthroscopy for hip synovial chondromatosis is effective despite inferior postoperative clinical outcomes compared to patients undergoing primary hip arthroscopy a matched control study with minimum 2 year follow up
topic Synovial chondromatosis
Hip arthroscopy
Revision hip arthroscopy
url https://doi.org/10.1186/s13018-024-05298-3
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AT xinzhang revisionhiparthroscopyforhipsynovialchondromatosisiseffectivedespiteinferiorpostoperativeclinicaloutcomescomparedtopatientsundergoingprimaryhiparthroscopyamatchedcontrolstudywithminimum2yearfollowup
AT jianquanwang revisionhiparthroscopyforhipsynovialchondromatosisiseffectivedespiteinferiorpostoperativeclinicaloutcomescomparedtopatientsundergoingprimaryhiparthroscopyamatchedcontrolstudywithminimum2yearfollowup
AT guanyinggao revisionhiparthroscopyforhipsynovialchondromatosisiseffectivedespiteinferiorpostoperativeclinicaloutcomescomparedtopatientsundergoingprimaryhiparthroscopyamatchedcontrolstudywithminimum2yearfollowup
AT yanxu revisionhiparthroscopyforhipsynovialchondromatosisiseffectivedespiteinferiorpostoperativeclinicaloutcomescomparedtopatientsundergoingprimaryhiparthroscopyamatchedcontrolstudywithminimum2yearfollowup