{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T22:54:17Z","timestamp":1791500057456,"version":"4.3.4"},"reference-count":47,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2017,7,3]],"date-time":"2017-07-03T00:00:00Z","timestamp":1499040000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2017,7,3]],"date-time":"2017-07-03T00:00:00Z","timestamp":1499040000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acad Dermatol Venereol"],"published-print":{"date-parts":[[2018,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>\n                      Distal interphalangeal (\n                      <jats:styled-content style=\"fixed-case\">DIP<\/jats:styled-content>\n                      ) arthritis is a frequent form of psoriatic arthritis being often linked to nail psoriasis. Modern society is characterized by overuse of smartphones. Indeed, literature has recently focalized on research into smartphone addiction and health\u2010related problems.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>\n                      As smartphone addiction is able to determine overuse and repeated movements of\n                      <jats:styled-content style=\"fixed-case\">DIP<\/jats:styled-content>\n                      joints and nails, the aim of this study was to evaluate the impact of smartphone use on hand joints of young psoriatic patients.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      An observational study involving four different groups such as non\u2010smartphone\u2010addicted (\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      ) psoriatic patients,\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      psoriatic patients, non\u2010\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      controls and\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      controls was performed. Each subject underwent an ultrasound examination of both hands by three independent and blinded to group assignment radiologists. A specific score was used to evaluate the inflammatory state of the analysed joints.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The total ultrasound score was statistically significantly higher in\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      controls respect to non\u2010\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      controls (3.4 vs. 1.4;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; 0.05) as well as in\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      psoriasis patients compared to non\u2010\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      psoriatic subjects (15.2 vs. 6.7;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; 0.01). Higher mean of ultrasound score was found for left hand in controls (both\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      or not) and for right hand in psoriatic subjects (both\n                      <jats:styled-content style=\"fixed-case\">SA<\/jats:styled-content>\n                      or not), however without reaching statistical significance.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Smartphone overuse was found to be linked with higher signs of inflammation of musculoskeletal structures of hands joints in both psoriasis and controls through ultrasound examination. Therefore, smartphone overuse may be a factor which facilitate or speed up the possible development of psoriatic arthritis.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jdv.14380","type":"journal-article","created":{"date-parts":[[2017,6,2]],"date-time":"2017-06-02T04:02:51Z","timestamp":1496376171000},"page":"73-78","source":"Crossref","is-referenced-by-count":23,"title":["The effect of smartphone addiction on hand joints in psoriatic patients: an ultrasound\u2010based study"],"prefix":"10.1111","volume":"32","author":[{"given":"M.","family":"Megna","sequence":"first","affiliation":[{"name":"Section of Dermatology Department of Clinical Medicine and Surgery University of Naples Federico II Naples Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"P.","family":"Gisonni","sequence":"additional","affiliation":[{"name":"Department of Advanced Biomedical Sciences Diagnostic Imaging Section University of Naples Federico II Naples Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Napolitano","sequence":"additional","affiliation":[{"name":"Department of Medicine and Health Science \u201cVincenzo Tiberio\u201d University of Molise Campobasso Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"G. 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