{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,5]],"date-time":"2026-06-05T01:39:15Z","timestamp":1780623555544,"version":"3.54.1"},"reference-count":34,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2011,2,25]],"date-time":"2011-02-25T00:00:00Z","timestamp":1298592000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Arthritis Care &amp; Research"],"published-print":{"date-parts":[[2011,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To analyze the main characteristics and outcome of polyarteritis nodosa (PAN)\u2013type vasculitis associated with hepatitis C virus (HCV).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We reported the characteristics and outcome of 31 patients chronically infected with HCV who satisfied the American College of Rheumatology and Chapel Hill criteria for PAN, seen between 1990 and 2009 in a university center.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Among a cohort of 161 patients with HCV\u2010related vasculitis, 31 (19.3%) were diagnosed as having PAN. The median age was 64.5 years (interquartile range 49.5\u201370.5 years), with 54.8% women. Compared with HCV\u2010associated mixed cryoglobulinemia (HCV\u2010MC) vasculitis, HCV\u2010PAN displayed a more severe and acute clinical presentation with more frequent fever and weight loss (<jats:italic>P<\/jats:italic> &lt; 0.0001), severe hypertension (<jats:italic>P<\/jats:italic> = 0.0006), gastrointestinal tract involvement (<jats:italic>P<\/jats:italic> &lt; 0.0001), severe acute sensory\u2010motor multifocal mononeuropathy (<jats:italic>P<\/jats:italic> &lt; 0.0001), kidney and liver microaneurysms (<jats:italic>P<\/jats:italic> = 0.002), and increased C\u2010reactive protein level (<jats:italic>P<\/jats:italic> &lt; 0.0001). Complete clinical remission of vasculitis was achieved in 79.3% of HCV\u2010PAN patients compared to 57.5% of HCV\u2010MC patients (<jats:italic>P<\/jats:italic> = 0.05). In multivariate analysis, skin involvement (odds ratio [OR] 2.81, 95% confidence interval [95% CI] 1.27\u20136.33) and PAN\u2010type vasculitis (OR 3.01, 95% CI 1.16\u20138.96) were independently associated with a complete clinical response of HCV vasculitis. A glomerular filtration rate &lt;70 ml\/minute (OR 0.54, 95% CI 0.24\u20131.21) was negatively associated with a complete clinical response of HCV vasculitis. The 5\u2010year survival rate was 86% in the entire cohort, regardless of the vasculitis type.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>HCV\u2010PAN accounts for 19.3% of our cohort of HCV vasculitis. HCV\u2010PAN displays a more severe and acute clinical presentation and a higher rate of clinical remission.<\/jats:p><\/jats:sec>","DOI":"10.1002\/acr.20381","type":"journal-article","created":{"date-parts":[[2010,10,27]],"date-time":"2010-10-27T19:01:31Z","timestamp":1288206091000},"page":"427-435","source":"Crossref","is-referenced-by-count":83,"title":["Hepatitis C virus\u2013associated polyarteritis nodosa"],"prefix":"10.1002","volume":"63","author":[{"given":"D.","family":"Saadoun","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"B.","family":"Terrier","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"O.","family":"Semoun","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"D.","family":"Sene","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"T.","family":"Maisonobe","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"L.","family":"Musset","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Z.","family":"Amoura","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M. 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