{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,27]],"date-time":"2026-01-27T11:56:14Z","timestamp":1769514974507,"version":"3.49.0"},"reference-count":34,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2015,2,24]],"date-time":"2015-02-24T00:00:00Z","timestamp":1424736000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Muscle and Nerve"],"published-print":{"date-parts":[[2015,4]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>We assessed the yield of high\u2010resolution ultrasonography (HRUS) in patients with clinically definite carpal tunnel syndrome (CTS) and normal nerve conduction studies (NCS).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>This blinded, prospective, cross\u2010sectional study involved 35 patients (60 hands) with clinically definite CTS and normal NCS, and 20 controls (40 hands). Cross\u2010sectional area (CSAs) of the median nerve at the level of the pisiform bone and flexor retinaculum thickness (FRT) were measured.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>CSA was abnormal in 48.6% of patients (confidence interval 32.0\u201365.2%, <jats:italic>P<\/jats:italic>\u2009=\u20090.95). FRT was increased in only 34.3% (18.3\u201349.7%), but was independently abnormal in 2 patients. CSA abnormalities correlated with positive provocative tests and sensory loss. The HRUS changes were mild.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>HRUS confirms clinically diagnosed CTS in about half of the patients with normal NCS. <jats:italic>Muscle Nerve<\/jats:italic> 51: 592\u2013597, 2015<\/jats:p><\/jats:sec>","DOI":"10.1002\/mus.24425","type":"journal-article","created":{"date-parts":[[2014,8,16]],"date-time":"2014-08-16T05:29:47Z","timestamp":1408166987000},"page":"592-597","source":"Crossref","is-referenced-by-count":30,"title":["Sonography in carpal tunnel syndrome with normal nerve conduction studies"],"prefix":"10.1002","volume":"51","author":[{"given":"Jasem Y.","family":"Al\u2010Hashel","sequence":"first","affiliation":[{"name":"Department of Neurology Ibn Sina Hospital POB 25427 Safat 13115 Kuwait"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hanaa M.","family":"Rashad","sequence":"additional","affiliation":[{"name":"Department of Neurology Ibn Sina Hospital POB 25427 Safat 13115 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Kuwait"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Plamen","family":"Tzvetanov","sequence":"additional","affiliation":[{"name":"Department of Neurosciences University Hospitals, Coventry and Warwickshire NHS Trust Coventry UK"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rossen T.","family":"Rousseff","sequence":"additional","affiliation":[{"name":"Department of Neurology Ibn Sina Hospital POB 25427 Safat 13115 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