Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study

Objective To investigate the clinical and radiographic short‐term results of arthroscopic treatment for posterior labrum tears with an attached bony fragment after traumatic posterior hip dislocation. Methods Between July 2014 and May 2019, a consecutive series of nine patients diagnosed with a post...

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Main Authors: Mingjin Zhong, Huanyu Xie, Zicai Fu, Wei Lu, Weimin Zhu, Kan Ouyang
Format: Article
Language:English
Published: Wiley 2021-08-01
Series:Orthopaedic Surgery
Subjects:
Online Access:https://doi.org/10.1111/os.13106
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author Mingjin Zhong
Huanyu Xie
Zicai Fu
Wei Lu
Weimin Zhu
Kan Ouyang
author_facet Mingjin Zhong
Huanyu Xie
Zicai Fu
Wei Lu
Weimin Zhu
Kan Ouyang
author_sort Mingjin Zhong
collection DOAJ
description Objective To investigate the clinical and radiographic short‐term results of arthroscopic treatment for posterior labrum tears with an attached bony fragment after traumatic posterior hip dislocation. Methods Between July 2014 and May 2019, a consecutive series of nine patients diagnosed with a posterior labrum tear with an attached bony fragment after traumatic posterior hip dislocation were treated by hip arthroscopic techniques. The patients had been injured in traffic accidents (n = 6) or high falls (n = 3). All patients were provided primary treatment at the emergency department of our institution, and then were transferred to our department for arthroscopy. Demographic data (e.g. gender, age, etc), intraoperative findings, the preoperative and postoperative multiple clinical scores and radiological results were subsequently assessed. Visual analogue scale for pain (VAS) and modified Harris hip scores (mHHSs) were measured and compared before surgery, and at the last follow‐up. Results A total of nine patients were enrolled, all of them were male, with a mean age at surgery of 32.2 ± 5.6 years (range, 22–65 years). The patients were followed‐up for an average of 26.5 ± 4.1 (range, 24 to 50 years). During the arthroscopic surgery, all patients had labral tears with posterior acetabular rim fracture. All patients had loose osteochondral fragments. Five had partial or complete tears of ligamentum teres. Two patients had osteochondral damage. Two had capsular rupture. Postoperative X‐ray films and three dimension computed tomography (3D‐CT) showed satisfactory reduction of posterior acetabular wall fractures. The mHHS before surgery and at 1 year and 2 years after surgery were 51.8 ± 4.3, 81.8 ± 2.0 and 87.5 ± 1.9 respectively; VAS scores were 5.6 ± 0.5, 1.3 ± 0.3 and 0.7 ± 0.3 respectively. As compared with the condition before surgery, there was a significant improvement in the mHHS and VAS scores at 1 year and 2 years after surgery (P < 0.01). There was no significant improvement in the mHHS and VAS scores between 1 year and 2 years after surgery (P < 0.05). At the final follow‐up, all patients had regained full range of motion (ROM) and were satisfied with the results. None of the patients showed signs of heterotopic ossification, avascular necrosis or progression of osteoarthritis of the hip joint. Conclusion Traumatic dislocation is accompanied by a variety of intra‐articular hip joint pathologies. Managing posterior acetabular rim fracture after traumatic posterior hip dislocation using arthroscopic reduction and fixation with anchors is a safe and minimally invasive option and delays the progression of traumatic osteoarthritis.
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spelling doaj.art-0be195751c5e46f48fdfc85ef95293022022-12-21T22:39:11ZengWileyOrthopaedic Surgery1757-78531757-78612021-08-011361828183410.1111/os.13106Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series StudyMingjin Zhong0Huanyu Xie1Zicai Fu2Wei Lu3Weimin Zhu4Kan Ouyang5Department of Sports Medicine The First Affiliated Hospital of Shenzhen University, Health Science Center; Shenzhen Second People's Hospital Shenzhen ChinaDepartment of Sports Medicine The First Affiliated Hospital of Shenzhen University, Health Science Center; Shenzhen Second People's Hospital Shenzhen ChinaDepartment of Sports Medicine The First Affiliated Hospital of Shenzhen University, Health Science Center; Shenzhen Second People's Hospital Shenzhen ChinaDepartment of Sports Medicine The First Affiliated Hospital of Shenzhen University, Health Science Center; Shenzhen Second People's Hospital Shenzhen ChinaDepartment of Sports Medicine The First Affiliated Hospital of Shenzhen University, Health Science Center; Shenzhen Second People's Hospital Shenzhen ChinaDepartment of Sports Medicine The First Affiliated Hospital of Shenzhen University, Health Science Center; Shenzhen Second People's Hospital Shenzhen ChinaObjective To investigate the clinical and radiographic short‐term results of arthroscopic treatment for posterior labrum tears with an attached bony fragment after traumatic posterior hip dislocation. Methods Between July 2014 and May 2019, a consecutive series of nine patients diagnosed with a posterior labrum tear with an attached bony fragment after traumatic posterior hip dislocation were treated by hip arthroscopic techniques. The patients had been injured in traffic accidents (n = 6) or high falls (n = 3). All patients were provided primary treatment at the emergency department of our institution, and then were transferred to our department for arthroscopy. Demographic data (e.g. gender, age, etc), intraoperative findings, the preoperative and postoperative multiple clinical scores and radiological results were subsequently assessed. Visual analogue scale for pain (VAS) and modified Harris hip scores (mHHSs) were measured and compared before surgery, and at the last follow‐up. Results A total of nine patients were enrolled, all of them were male, with a mean age at surgery of 32.2 ± 5.6 years (range, 22–65 years). The patients were followed‐up for an average of 26.5 ± 4.1 (range, 24 to 50 years). During the arthroscopic surgery, all patients had labral tears with posterior acetabular rim fracture. All patients had loose osteochondral fragments. Five had partial or complete tears of ligamentum teres. Two patients had osteochondral damage. Two had capsular rupture. Postoperative X‐ray films and three dimension computed tomography (3D‐CT) showed satisfactory reduction of posterior acetabular wall fractures. The mHHS before surgery and at 1 year and 2 years after surgery were 51.8 ± 4.3, 81.8 ± 2.0 and 87.5 ± 1.9 respectively; VAS scores were 5.6 ± 0.5, 1.3 ± 0.3 and 0.7 ± 0.3 respectively. As compared with the condition before surgery, there was a significant improvement in the mHHS and VAS scores at 1 year and 2 years after surgery (P < 0.01). There was no significant improvement in the mHHS and VAS scores between 1 year and 2 years after surgery (P < 0.05). At the final follow‐up, all patients had regained full range of motion (ROM) and were satisfied with the results. None of the patients showed signs of heterotopic ossification, avascular necrosis or progression of osteoarthritis of the hip joint. Conclusion Traumatic dislocation is accompanied by a variety of intra‐articular hip joint pathologies. Managing posterior acetabular rim fracture after traumatic posterior hip dislocation using arthroscopic reduction and fixation with anchors is a safe and minimally invasive option and delays the progression of traumatic osteoarthritis.https://doi.org/10.1111/os.13106HipHip arthroscopyPosterior hip dislocation
spellingShingle Mingjin Zhong
Huanyu Xie
Zicai Fu
Wei Lu
Weimin Zhu
Kan Ouyang
Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study
Orthopaedic Surgery
Hip
Hip arthroscopy
Posterior hip dislocation
title Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study
title_full Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study
title_fullStr Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study
title_full_unstemmed Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study
title_short Arthroscopic Treatment of Acetabular Rim Fracture after Traumatic Posterior Hip Dislocation: A Case Series Study
title_sort arthroscopic treatment of acetabular rim fracture after traumatic posterior hip dislocation a case series study
topic Hip
Hip arthroscopy
Posterior hip dislocation
url https://doi.org/10.1111/os.13106
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