Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report

The authors present a case of transient postoperative inferior subluxation of the shoulder after arthroscopic surgical stabilization for recurrent anterior dislocation. The patient was a 61-year-old woman with myasthenia gravis (MG). The first anterior shoulder dislocation occurred because of a fall...

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Main Authors: Samuel Baek, Geum-Ho Lee, Myung Ho Shin, Tae Min Kim, Kyung-Soo Oh, Seok Won Chung
Format: Article
Language:English
Published: Korean Shoulder and Elbow Society 2023-09-01
Series:Clinics in Shoulder and Elbow
Subjects:
Online Access:http://www.cisejournal.org/upload/pdf/cise-2022-00794.pdf
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author Samuel Baek
Geum-Ho Lee
Myung Ho Shin
Tae Min Kim
Kyung-Soo Oh
Seok Won Chung
author_facet Samuel Baek
Geum-Ho Lee
Myung Ho Shin
Tae Min Kim
Kyung-Soo Oh
Seok Won Chung
author_sort Samuel Baek
collection DOAJ
description The authors present a case of transient postoperative inferior subluxation of the shoulder after arthroscopic surgical stabilization for recurrent anterior dislocation. The patient was a 61-year-old woman with myasthenia gravis (MG). The first anterior shoulder dislocation occurred because of a fall to the ground. Despite a successful closed reduction, two more dislocations occurred in 3 weeks. Magnetic resonance imaging revealed an anterior labroligamentous periosteal sleeve avulsion (ALPSA) lesion, an engaging Hill-Sachs lesion, and large tears of the supraspinatus and infraspinatus tendons. The patient underwent arthroscopic rotator cuff repair and ALPSA repair with a remplissage procedure. Intraoperatively, no tendency for instability was found; however, a widened glenohumeral joint space and inferior subluxation of the humeral head without functional compromise was observed on the day after surgery and disappeared spontaneously on radiographs 2 weeks later. To the authors’ knowledge, this is the first report documenting the occurrence of transient postoperative inferior subluxation of the shoulder in a patient with MG. Level of evidence V.
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spelling doaj.art-3d81050f26f7434281322527a7015f552024-02-03T06:28:21ZengKorean Shoulder and Elbow SocietyClinics in Shoulder and Elbow2288-87212023-09-0126330230510.5397/cise.2022.00794859Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case reportSamuel Baek0Geum-Ho Lee1Myung Ho Shin2Tae Min Kim3Kyung-Soo Oh4Seok Won Chung5 Department of Orthopaedic Surgery, Seoul Red Cross Hospital, Seoul, Korea Department of Orthopaedic Surgery, Seoul Red Cross Hospital, Seoul, Korea Department of Orthopaedic Surgery, CM Hospital, Seoul, Korea Department of Orthopaedic Surgery, Seoul Prime Hospital, Seoul, Korea Department of Orthopaedic Surgery, Konkuk University School of Medicine, Seoul, Korea Department of Orthopaedic Surgery, Konkuk University School of Medicine, Seoul, KoreaThe authors present a case of transient postoperative inferior subluxation of the shoulder after arthroscopic surgical stabilization for recurrent anterior dislocation. The patient was a 61-year-old woman with myasthenia gravis (MG). The first anterior shoulder dislocation occurred because of a fall to the ground. Despite a successful closed reduction, two more dislocations occurred in 3 weeks. Magnetic resonance imaging revealed an anterior labroligamentous periosteal sleeve avulsion (ALPSA) lesion, an engaging Hill-Sachs lesion, and large tears of the supraspinatus and infraspinatus tendons. The patient underwent arthroscopic rotator cuff repair and ALPSA repair with a remplissage procedure. Intraoperatively, no tendency for instability was found; however, a widened glenohumeral joint space and inferior subluxation of the humeral head without functional compromise was observed on the day after surgery and disappeared spontaneously on radiographs 2 weeks later. To the authors’ knowledge, this is the first report documenting the occurrence of transient postoperative inferior subluxation of the shoulder in a patient with MG. Level of evidence V.http://www.cisejournal.org/upload/pdf/cise-2022-00794.pdfshoulder dislocationrotator cuff injuriesmyasthenia gravisjoint subluxationconservative treatment
spellingShingle Samuel Baek
Geum-Ho Lee
Myung Ho Shin
Tae Min Kim
Kyung-Soo Oh
Seok Won Chung
Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report
Clinics in Shoulder and Elbow
shoulder dislocation
rotator cuff injuries
myasthenia gravis
joint subluxation
conservative treatment
title Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report
title_full Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report
title_fullStr Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report
title_full_unstemmed Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report
title_short Transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis: a case report
title_sort transient postoperative inferior subluxation of the shoulder after surgical stabilization of recurrent anterior dislocation in a patient with myasthenia gravis a case report
topic shoulder dislocation
rotator cuff injuries
myasthenia gravis
joint subluxation
conservative treatment
url http://www.cisejournal.org/upload/pdf/cise-2022-00794.pdf
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