{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T21:27:01Z","timestamp":1789594021044,"version":"build-2803163510"},"reference-count":27,"publisher":"Wiley","issue":"14","license":[{"start":{"date-parts":[[2014,10,28]],"date-time":"2014-10-28T00:00:00Z","timestamp":1414454400000},"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":[[2014,12]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>We previously reported on a cohort of dystonic tremor and patients with scans without evidence of dopaminergic deficit (SWEDDs). We aim to report the long\u2010term clinical and imaging follow\u2010up of these patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Patients and Methods<\/jats:title><jats:p>Patients with at least 5\u2010year follow\u2010up were included. These patients had an asymmetric arm tremor, a previous diagnosis of Parkinson's disease (PD), and a subsequent normal DaTscan. The imaging and clinical follow\u2010up was done on the clinical basis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Sixteen patients were included. The mean gap between the first and subsequent scans was 5.4 years. Two patients (12.5%) had reduced nigrostriatal uptake on follow\u2010up DaTscan, whereas 14 continued to have normal dopaminergic imaging.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>This is the longest follow up of patients with asymmetric rest tremor and normal DaT scans (SWEDDs) reported to date. We show here that only a minority of them show reduced striatonigral uptake over long term follow up.<\/jats:p><\/jats:sec>","DOI":"10.1002\/mds.26018","type":"journal-article","created":{"date-parts":[[2014,10,28]],"date-time":"2014-10-28T07:07:38Z","timestamp":1414480058000},"page":"1820-1825","source":"Crossref","is-referenced-by-count":71,"title":["Patients with scans without evidence of dopaminergic deficit: A long\u2010term follow\u2010up study"],"prefix":"10.1002","volume":"29","author":[{"given":"Amit","family":"Batla","sequence":"first","affiliation":[{"name":"Sobell Department of Motor Neuroscience and Movement disorders UCL Institute of Neurology London United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Roberto","family":"Erro","sequence":"additional","affiliation":[{"name":"Sobell Department of Motor Neuroscience and Movement disorders UCL Institute of Neurology London United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Maria","family":"Stamelou","sequence":"additional","affiliation":[{"name":"Sobell Department of Motor Neuroscience and Movement disorders UCL Institute of Neurology London United Kingdom"},{"name":"Second Department of Neurology, Attiko Hospital University of Athens Athens Greece"},{"name":"Neurology Clinic Philipps\u2010University Marburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Susanne A.","family":"Schneider","sequence":"additional","affiliation":[{"name":"Department of Neurology University of Kiel Kiel Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Petra","family":"Schwingenschuh","sequence":"additional","affiliation":[{"name":"Department of Neurology Medical University of Graz Graz Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christos","family":"Ganos","sequence":"additional","affiliation":[{"name":"Sobell Department of Motor Neuroscience and Movement disorders UCL Institute of Neurology London United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kailash P.","family":"Bhatia","sequence":"additional","affiliation":[{"name":"Sobell Department of Motor Neuroscience and Movement disorders UCL Institute of Neurology London United 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