{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,21]],"date-time":"2025-10-21T00:39:28Z","timestamp":1761007168726,"version":"build-2065373602"},"reference-count":16,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2011,5,26]],"date-time":"2011-05-26T00:00:00Z","timestamp":1306368000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Movement Disorders"],"published-print":{"date-parts":[[2011,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background:<\/jats:title><jats:p>Asymmetric cortical myoclonus is typically thought to be associated with either contralateral cortical structural lesions or degenerative disorders such as corticobasal degeneration when onset is in middle\u2010aged or aged adults. This view has been challenged after a recent case series brought to light a syndrome of senile\u2010onset, asymmetric cortical myoclonus not associated with any such identifiable disorders, thus, named \u201cprimary progressive myoclonus of aging.\u201d This is rare and no other reports have been published; hence, further such cases need to be highlighted.<\/jats:p><\/jats:sec><jats:sec><jats:title>Case reports:<\/jats:title><jats:p>Here, we describe 3 patients with some similarities, namely, adult\u2010onset, asymmetric myoclonus that is most likely to be cortical, with an unremarkable thorough diagnostic workup, but with younger age at onset and longer follow\u2010up time.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions:<\/jats:title><jats:p>This report expands on previous phenotypical descriptions attempting to further develop and refine this possible diagnostic entity. \u00a9 2011 Movement Disorder Society<\/jats:p><\/jats:sec>","DOI":"10.1002\/mds.23676","type":"journal-article","created":{"date-parts":[[2011,5,26]],"date-time":"2011-05-26T12:28:48Z","timestamp":1306412928000},"page":"1744-1747","source":"Crossref","is-referenced-by-count":6,"title":["Late\u2010onset asymmetric myoclonus: An emerging syndrome"],"prefix":"10.1002","volume":"26","author":[{"given":"Petra","family":"Katschnig","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jo\u00e3o","family":"Massano","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mark J.","family":"Edwards","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Petra","family":"Schwingenschuh","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Carla","family":"Cordivari","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kailash P.","family":"Bhatia","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2011,5,26]]},"reference":[{"key":"e_1_2_6_2_2","first-page":"196","volume-title":"Movement Disorders","author":"Marsden CD","year":"1982"},{"key":"e_1_2_6_3_2","doi-asserted-by":"publisher","DOI":"10.1016\/S1474-4422(04)00880-4"},{"key":"e_1_2_6_4_2","doi-asserted-by":"publisher","DOI":"10.1007\/s11940-008-0024-y"},{"key":"e_1_2_6_5_2","first-page":"169","article-title":"Corticobasal degeneration look\u2010alikes","volume":"82","author":"Bhatia KP","year":"2000","journal-title":"Adv Neurol"},{"key":"e_1_2_6_6_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00415-008-0032-6"},{"key":"e_1_2_6_7_2","doi-asserted-by":"publisher","DOI":"10.1001\/archneur.65.10.1341"},{"key":"e_1_2_6_8_2","doi-asserted-by":"publisher","DOI":"10.1016\/S1474-4422(04)00936-6"},{"key":"e_1_2_6_9_2","doi-asserted-by":"publisher","DOI":"10.1002\/mds.21078"},{"key":"e_1_2_6_10_2","doi-asserted-by":"publisher","DOI":"10.1111\/j.1440-1789.2009.01079.x"},{"key":"e_1_2_6_11_2","doi-asserted-by":"publisher","DOI":"10.1002\/mds.22085"},{"key":"e_1_2_6_12_2","doi-asserted-by":"publisher","DOI":"10.1093\/brain\/awg043"},{"key":"e_1_2_6_13_2","doi-asserted-by":"publisher","DOI":"10.1093\/brain\/108.1.225"},{"key":"e_1_2_6_14_2","doi-asserted-by":"publisher","DOI":"10.1093\/brain\/117.5.1183"},{"key":"e_1_2_6_15_2","doi-asserted-by":"publisher","DOI":"10.1002\/mds.22658"},{"key":"e_1_2_6_16_2","doi-asserted-by":"publisher","DOI":"10.1684\/epd.2008.0161"},{"key":"e_1_2_6_17_2","doi-asserted-by":"publisher","DOI":"10.1093\/brain\/112.3.765"}],"container-title":["Movement Disorders"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fmds.23676","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fmds.23676","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/movementdisorders.onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/mds.23676","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,20]],"date-time":"2025-10-20T11:52:12Z","timestamp":1760961132000},"score":1,"resource":{"primary":{"URL":"https:\/\/movementdisorders.onlinelibrary.wiley.com\/doi\/10.1002\/mds.23676"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,5,26]]},"references-count":16,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2011,8]]}},"alternative-id":["10.1002\/mds.23676"],"URL":"https:\/\/doi.org\/10.1002\/mds.23676","archive":["Portico"],"relation":{},"ISSN":["0885-3185","1531-8257"],"issn-type":[{"type":"print","value":"0885-3185"},{"type":"electronic","value":"1531-8257"}],"subject":[],"published":{"date-parts":[[2011,5,26]]}}}