{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T14:47:34Z","timestamp":1787755654328,"version":"build-2784847793"},"reference-count":6,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"2","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"abstract":"<jats:sec>\n                    <jats:title>Case:<\/jats:title>\n                    <jats:p>A 12-year-old boy with spinal muscular atrophy (SMA) Type II presented 5 years after undergoing spinal growing rod placement with cervical kyphosis at C2-3. He underwent anterior cervical discectomy and fusion but 6 years later developed significant kyphosis at the adjacent C3-4 level.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>We describe a rare adjacent segment kyphotic condition in a young man with SMA Type II. Clinicians should be cognizant of the risk of cervical kyphosis in adolescent patients with SMA.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.2106\/jbjs.cc.19.00341","type":"journal-article","created":{"date-parts":[[2020,6,15]],"date-time":"2020-06-15T10:01:26Z","timestamp":1592215286000},"page":"e19.00341-e19.00341","source":"Crossref","is-referenced-by-count":1,"title":["Cervical Kyphosis in Spinal Muscular Atrophy"],"prefix":"10.2106","volume":"10","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2614-7778","authenticated-orcid":false,"given":"James T.","family":"Bernatz","sequence":"first","affiliation":[{"name":"Department of Orthopedics and Rehabilitation, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Paul A.","family":"Anderson","sequence":"additional","affiliation":[{"name":"Department of Orthopedics and Rehabilitation, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7481-2111","authenticated-orcid":false,"given":"Matthew A.","family":"Halanski","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery and Rehabilitation, University of Nebraska Medical Center, Omaha, Nebraska"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","published-online":{"date-parts":[[2020]]},"reference":[{"key":"bib1-20230720","doi-asserted-by":"crossref","first-page":"355","DOI":"10.1002\/ana.24864","article-title":"Emerging therapies and challenges in spinal muscular atrophy","volume":"81","author":"Farrar","year":"2017","journal-title":"Ann Neurol."},{"key":"bib2-20230720","doi-asserted-by":"crossref","first-page":"516","DOI":"10.1302\/0301-620X.63B4.7298675","article-title":"Functional classification and orthopaedic management of spinal muscular atrophy","volume":"63B","author":"Evans","year":"1981","journal-title":"J Bone Joint Surg Br."},{"key":"bib3-20230720","doi-asserted-by":"crossref","first-page":"e452","DOI":"10.3928\/01477447-20150603-50","article-title":"Neuromuscular scoliosis: current concepts","volume":"38","author":"Halawi","year":"2015","journal-title":"Orthopedics."},{"key":"bib4-20230720","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1016\/0960-8966(95)00019-4","article-title":"Long-term results of spine surgery in Duchenne muscular dystrophy","volume":"6","author":"Granata","year":"1996","journal-title":"Neuromuscul Disord."},{"key":"bib5-20230720","doi-asserted-by":"crossref","first-page":"E1066","DOI":"10.1097\/BRS.0000000000000433","article-title":"C7-T1 anterior closing wedge bone-disc-bone osteotomy for the treatment of cervical hyperlordosis in muscular dystrophy: a new technique for correction of a rare deformity","volume":"39","author":"Kose","year":"2014","journal-title":"Spine (Phila Pa 1976)."},{"key":"bib6-20230720","doi-asserted-by":"crossref","first-page":"1805","DOI":"10.1097\/01.brs.0000225971.26117.bf","article-title":"Surgical treatment of neck hyperextension in Duchenne muscular dystrophy by posterior interspinous fusion","volume":"31","author":"Giannini","year":"2006","journal-title":"Spine (Phila Pa 1976)."}],"container-title":["JBJS Case Connector"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.ovid.com\/10.2106\/JBJS.CC.19.00341","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T13:46:43Z","timestamp":1787752003000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.ovid.com\/10.2106\/JBJS.CC.19.00341"}},"subtitle":["A Case Report"],"short-title":[],"issued":{"date-parts":[[2020]]},"references-count":6,"journal-issue":{"issue":"2","published-online":{"date-parts":[[2020]]}},"URL":"https:\/\/doi.org\/10.2106\/jbjs.cc.19.00341","relation":{},"ISSN":["2160-3251"],"issn-type":[{"value":"2160-3251","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020]]}}}