{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,28]],"date-time":"2026-07-28T23:00:07Z","timestamp":1785279607077,"version":"3.55.0"},"reference-count":15,"publisher":"Georg Thieme Verlag KG","issue":"04","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Wrist Surg"],"published-print":{"date-parts":[[2026,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>Locked scapholunate instability is described as scapholunate instability occurring with a dislocated proximal pole of the scaphoid. Scapholunate instability is an early stage of perilunate instability. While being rare, complete or proximal pole scaphoid dislocations usually occur as an acute injury and often missed.<\/jats:p>\n                  <jats:p>We present a case of locked scapholunate instability where the proximal pole dislocation developed over a period of 6 weeks following injury. In addition, the membranous part of the scapholunate interosseous ligament was avulsed and interposed between the scaphoid and the lunate, blocking the scaphoid reduction.<\/jats:p>\n                  <jats:p>Multiple ligaments such as the scapholunate interosseous ligament, dorsal intercarpal ligament, and scaphocapitate ligament are likely to be injured in these cases for scaphoid proximal pole to dislocated dorsally, essentially creating a periscaphoid \u201cinstability.\u201d Radial-sided \u201clocked periscaphoid\u201d instability, being an intermediate stage between scapholunate instability and perilunate instability, can either progress to perilunate instability or scaphoid dislocation.<\/jats:p>\n                  <jats:p>It is important to follow these patients up for progressive worsening of symptoms and identifying factors that would hinder reduction.<\/jats:p>","DOI":"10.1055\/a-2637-3066","type":"journal-article","created":{"date-parts":[[2025,7,3]],"date-time":"2025-07-03T19:32:36Z","timestamp":1751571156000},"page":"e73-e78","source":"Crossref","is-referenced-by-count":1,"title":["Locked Scapholunate Instability Presenting as a Progressive Injury"],"prefix":"10.1055","volume":"15","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5629-543X","authenticated-orcid":false,"given":"Melanie","family":"Amarasooriya","sequence":"additional","affiliation":[{"name":"Department of Medical Technology, University of Moratuwa, Moratuwa, Sri Lanka"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Seneeth","family":"Peramuna","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Lady Ridgeway Hospital for Children, Colombo, Sri Lanka"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3258-996X","authenticated-orcid":false,"given":"Gregory","family":"Bain","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic and Trauma Surgery, Flinders University of South Australia and Flinders Medical Centre, Adelaide, South Australia, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"194","published-online":{"date-parts":[[2025,7,3]]},"reference":[{"issue":"03","key":"ref1","doi-asserted-by":"crossref","first-page":"226","DOI":"10.1016\/S0363-5023(80)80007-4","article-title":"Carpal dislocations: pathomechanics and progressive perilunar instability","volume":"5","author":"J K Mayfield","year":"1980","journal-title":"J Hand Surg Am"},{"issue":"01","key":"ref2","doi-asserted-by":"crossref","first-page":"91","DOI":"10.1177\/1753193420942697","article-title":"Acute \u2018locked\u2019 dorsal dislocation of the scaphoid in four patients","volume":"46","author":"M T Brown","year":"2021","journal-title":"J Hand Surg Eur Vol"},{"issue":"04","key":"ref3","doi-asserted-by":"crossref","first-page":"321","DOI":"10.1055\/s-0038-1675385","article-title":"\u201cLocked\u201d scapholunate instability diagnosed with 4D computed tomography scan","volume":"8","author":"G I Bain","year":"2019","journal-title":"J Wrist Surg"},{"issue":"04","key":"ref4","doi-asserted-by":"crossref","first-page":"645","DOI":"10.1016\/S0749-0712(21)00732-0","article-title":"Treatment of scapholunate dissociation. Rotatory subluxation of the scaphoid","volume":"8","author":"R L Linscheid","year":"1992","journal-title":"Hand Clin"},{"issue":"04","key":"ref5","doi-asserted-by":"crossref","first-page":"608","DOI":"10.2106\/00004623-199504000-00016","article-title":"Spectrum of injury and treatment options for isolated dislocation of the scaphoid. A report of three cases","volume":"77","author":"R M Szabo","year":"1995","journal-title":"J Bone Joint Surg Am"},{"issue":"05","key":"ref6","doi-asserted-by":"crossref","first-page":"431","DOI":"10.1055\/s-0040-1710395","article-title":"Isolated scaphoid dislocation: a case report and review of the literature","volume":"9","author":"A Amundsen","year":"2020","journal-title":"J Wrist Surg"},{"issue":"04","key":"ref7","doi-asserted-by":"crossref","first-page":"337","DOI":"10.1055\/s-0033-1358548","article-title":"Perilunate injuries, not dislocated (PLIND)","volume":"2","author":"G Herzberg","year":"2013","journal-title":"J Wrist Surg"},{"key":"ref8","first-page":"451","volume-title":"Perilunate injuries non-dislocated","author":"G Herzberg","year":"2024"},{"key":"ref9","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1302\/0301-620X.46B1.73","article-title":"Primary and secondary dislocation of the scaphoid bone","volume":"46","author":"T C Thompson","year":"1964","journal-title":"J Bone Joint Surg Br"},{"issue":"06","key":"ref10","doi-asserted-by":"crossref","first-page":"1102","DOI":"10.1016\/j.jhsa.2004.06.018","article-title":"Isolated scaphoid dislocation associated with axial carpal dissociation: an unusual injury report","volume":"29","author":"T Horton","year":"2004","journal-title":"J Hand Surg Am"},{"issue":"03","key":"ref11","doi-asserted-by":"crossref","first-page":"511","DOI":"10.1016\/j.hcl.2017.04.007","article-title":"Carpal ligaments: a functional classification","volume":"33","author":"M Garcia-Elias","year":"2017","journal-title":"Hand Clin"},{"key":"ref12","doi-asserted-by":"crossref","first-page":"173","DOI":"10.1007\/978-3-030-78881-0_14","volume-title":"Wrist and Elbow Arthroscopy with Selected Open Procedures","author":"S Raja","year":"2022"},{"issue":"02","key":"ref13","doi-asserted-by":"crossref","first-page":"279","DOI":"10.1016\/j.jhsa.2003.11.004","article-title":"The role of the dorsal intercarpal ligament in dynamic and static scapholunate instability","volume":"29","author":"H Mitsuyasu","year":"2004","journal-title":"J Hand Surg Am"},{"issue":"149","key":"ref14","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1097\/00003086-198006000-00006","article-title":"Mechanism of carpal injuries","author":"J K Mayfield","year":"1980","journal-title":"Clin Orthop Relat Res"},{"issue":"03","key":"ref15","doi-asserted-by":"crossref","first-page":"257","DOI":"10.1177\/17531934221148009","article-title":"Scapholunate instability: why are the surgical outcomes still so far from ideal?","volume":"48","author":"G I Bain","year":"2023","journal-title":"J Hand Surg Eur Vol"}],"container-title":["Journal of Wrist Surgery"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.thieme-connect.de\/products\/ejournals\/pdf\/10.1055\/a-2637-3066.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,7,28]],"date-time":"2026-07-28T22:32:57Z","timestamp":1785277977000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.thieme-connect.de\/DOI\/DOI?10.1055\/a-2637-3066"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,7,3]]},"references-count":15,"journal-issue":{"issue":"04","published-online":{"date-parts":[[2026,7,28]]},"published-print":{"date-parts":[[2026,8]]}},"URL":"https:\/\/doi.org\/10.1055\/a-2637-3066","archive":["Portico","CLOCKSS"],"relation":{},"ISSN":["2163-3916","2163-3924"],"issn-type":[{"value":"2163-3916","type":"print"},{"value":"2163-3924","type":"electronic"}],"subject":[],"published":{"date-parts":[[2025,7,3]]}}}