{"id":2528,"date":"2009-03-05T11:56:06","date_gmt":"2009-03-05T11:56:06","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/reupan\/"},"modified":"2025-05-14T19:10:54","modified_gmt":"2025-05-14T19:10:54","slug":"reupan","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/reupan\/","title":{"rendered":"ACR Criteria for the Classification of Polyarteritis Nodosa (PAN)"},"content":{"rendered":"<div class=\"99c380e4b4a7b96c35d7ddf7dcb434e8\" data-index=\"1\" style=\"float: none; margin:0px 0 0px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- MC 2019- Horizontal -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0127150553352455\"\r\n     data-ad-slot=\"3806776041\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p><\/p>\n<p class=\"MsoNormal\">American College of Rheumatology 1990 criteria for the classification of polyarteritis nodosa (PAN). Classified as PAN if at least three of the 10 criteria are present:<\/p>\n<p><!--more--><\/p>\n<ol style=\"margin-top: 0cm;\">\n<li class=\"MsoNormal\">Weight loss &gt; 4 kg: Loss of &gt;4 kg body weight since illness began, not related to dieting or other factors.<\/li>\n<li class=\"MsoNormal\">Livedo <span class=\"SpellE\">reticularis<\/span>: Mottled reticular pattern over the skin of portions of the extremities or torso.<\/li>\n<li class=\"MsoNormal\">Testicular pain\/tenderness: Pain or tenderness of the testicles, not due to infection, trauma or other causes.<\/li>\n<li class=\"MsoNormal\"><span class=\"SpellE\">Myalgias<\/span>, weakness or leg tenderness: Diffuse <span class=\"SpellE\">myalgias<\/span> (excluding shoulder or hip girdle) or weakness of muscles or tenderness of leg muscles.<\/li>\n<li class=\"MsoNormal\">Mono- or <span class=\"SpellE\">polyneuropathy<\/span>: Development of <span class=\"SpellE\">mononeuropathy<\/span><span class=\"GramE\">, multiple<\/span> <span class=\"SpellE\">mononeuropathies<\/span> or <span class=\"SpellE\">polyneuropathy<\/span>.<\/li>\n<li class=\"MsoNormal\">Diastolic BP &gt;90 mmHg: Development of hypertension with the diastolic BP higher than 90 mmHg.<\/li>\n<li class=\"MsoNormal\">Elevated BUN or <span class=\"SpellE\">creatinine<\/span>: Elevation of BUN &gt;40 mg\/dl or <span class=\"SpellE\">creatinine<\/span> &gt;1.5 mg\/dl, not due to dehydration or obstruction.<\/li>\n<li class=\"MsoNormal\">Hepatitis B virus: Presence of hepatitis B surface antigen or antibody in serum.<\/li>\n<li class=\"MsoNormal\"><span class=\"SpellE\">Arteriographic<\/span> abnormality: Arteriogram showing aneurysms or occlusions of the visceral arteries, not due to arteriosclerosis, <span class=\"SpellE\">fibromuscular<\/span> <span class=\"SpellE\">dysplasia<\/span> or other non-inflammatory causes.<\/li>\n<li class=\"MsoNormal\">Biopsy of small or medium-sized artery containing polymorphonuclear cells: Histologic changes showing the presence of granulocytes or granulocytes and mononuclear leucocytes in the artery wall.<\/li>\n<\/ol>\n<p class=\"MsoNormal\">These criteria have a reported sensitivity of 82.2% and a reported specificity of 86.6% for the classification of polyarteritis nodosa compared with other vasculitides.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"MsoNormal\"><strong>References:<\/strong><\/p>\n<ol style=\"margin-top: 0cm;\">\n<li class=\"MsoNormal\">Lightfoot RW, Michel BA, Bloch DA, <span class=\"SpellE\">Hunder<\/span> GG, <span class=\"SpellE\">Zvaifler<\/span> NJ, <span class=\"SpellE\">McShane<\/span> DJ, et al. The American College of Rheumatology 1990 criteria for the classification of polyarteritis nodosa. Arthritis Rheum. 1990<span class=\"GramE\">;33:1088<\/span>-93.<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/1975174\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created: May 29, 2005<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Espa\u00f1ol.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[45],"tags":[423,166,167,16,15,1619,1618,1617,1616,1070],"class_list":["post-2528","post","type-post","status-publish","format-standard","hentry","category-rheumatology","tag-acr","tag-clasificacion","tag-classification","tag-criteria","tag-criterios","tag-nodosa","tag-pan","tag-poliarteritis","tag-polyarteritis","tag-rheumatology"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - 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