{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,23]],"date-time":"2026-08-23T14:46:25Z","timestamp":1787496385254,"version":"build-2736575974"},"reference-count":40,"publisher":"BMJ","issue":"5","funder":[{"DOI":"10.13039\/501100004587","name":"Instituto de Salud Carlos III","doi-asserted-by":"publisher","award":["PI15\/01822"],"award-info":[{"award-number":["PI15\/01822"]}],"id":[{"id":"10.13039\/501100004587","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100008736","name":"Fondo de Fomento al Desarrollo Cient\u00edfico y Tecnol\u00f3gico","doi-asserted-by":"publisher","award":["FONDECYT 1151383"],"award-info":[{"award-number":["FONDECYT 1151383"]}],"id":[{"id":"10.13039\/501100008736","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["J Neurol Neurosurg Psychiatry"],"published-print":{"date-parts":[[2019,5]]},"abstract":"<jats:sec>\n                    <jats:title>Background and objective<\/jats:title>\n                    <jats:p>\n                      Oculopharyngeal muscular dystrophy (OPMD) is a genetic disorder caused by an abnormal expansion of GCN triplets within the\n                      <jats:italic>PABPN1<\/jats:italic>\n                      gene. Previous descriptions have focused on lower limb muscles in small cohorts of patients with OPMD, but larger imaging studies have not been performed. Previous imaging studies have been too small to be able to correlate imaging findings to genetic and clinical data.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We present cross-sectional, T1-weighted muscle MRI and CT-scan data from 168 patients with genetically confirmed OPMD. We have analysed the pattern of muscle involvement in the disease using hierarchical analysis and presented it as heatmaps. Results of the scans were correlated with genetic and clinical data.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Fatty replacement was identified in 96.7% of all symptomatic patients. The tongue, the\n                      <jats:italic>adductor magnus<\/jats:italic>\n                      and the\n                      <jats:italic>soleus<\/jats:italic>\n                      were the most commonly affected muscles. Muscle pathology on MRI correlated positively with disease duration and functional impairment.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>\n                      We have described a pattern that can be considered characteristic of OPMD. An early combination of fat replacement in the tongue,\n                      <jats:italic>adductor magnus<\/jats:italic>\n                      and\n                      <jats:italic>soleus<\/jats:italic>\n                      can be helpful for differential diagnosis. The findings suggest the natural history of the disease from a radiological point of view. The information generated by this study is of high diagnostic value and important for clinical trial development.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1136\/jnnp-2018-319578","type":"journal-article","created":{"date-parts":[[2018,12,8]],"date-time":"2018-12-08T17:15:16Z","timestamp":1544289316000},"page":"576-585","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":48,"title":["Muscle MRI in a large cohort of patients with oculopharyngeal muscular dystrophy"],"prefix":"10.1136","volume":"90","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2200-9255","authenticated-orcid":false,"given":"Alicia","family":"Alonso-Jimenez","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rosemarie H M J 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