{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,20]],"date-time":"2026-09-20T17:37:35Z","timestamp":1789925855261,"version":"4.0.1"},"reference-count":46,"publisher":"MDPI AG","issue":"6","license":[{"start":{"date-parts":[[2023,6,16]],"date-time":"2023-06-16T00:00:00Z","timestamp":1686873600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Medicina"],"abstract":"<jats:p>Classic polyarteritis nodosa (PAN) is a vasculitis with systemic manifestations that is characterized by inflammatory and necrotizing lesions affecting medium and small muscular arteries, most frequently at the bifurcation of the vessels. These lesions lead to the formation of microaneurysms, hemorrhaging ruptured aneurysms, thrombosis, and, consequently, ischemia or organ infarction. Background and Objectives: We present a complex clinical case of a patient with a late diagnosis of polyarteritis nodosa with multiorgan involvement. Materials and Methods: The 44-year-old patient, in an urban environment, presented on her own in the emergency room for acute ischemia phenomena and forearm and right-hand compartment syndrome, requiring surgical decompression in the Plastic Surgery Clinic. Results: Significant inflammatory syndrome is noted, alongside severe normocytic hypochromic iron deficiency anemia, nitrogen retention syndrome, hyperkalemia, hepatic syndrome, and immunological disturbances: absence of cANCA, pANCA, anti Scl 70 Ac, antinuclear Ac, and anti dDNA Ac, as well as a low C3 fraction of the plasmatic complement system. The morphological aspect described in the right-hand skin biopsy correlated with the clinical data supports the diagnosis of PAN. Conclusions: The viral form of PAN seems to be individualized as a distinct entity, requiring early, aggressive medication.<\/jats:p>","DOI":"10.3390\/medicina59061162","type":"journal-article","created":{"date-parts":[[2023,6,16]],"date-time":"2023-06-16T08:56:01Z","timestamp":1686905761000},"page":"1162","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["The \u201cViral\u201d Form of Polyarteritis Nodosa (PAN)\u2014A Distinct Entity: A Case Based Review"],"prefix":"10.3390","volume":"59","author":[{"given":"Victoria","family":"Pa\u0219a","sequence":"first","affiliation":[{"name":"2nd Rheumatology Department, Clinical Rehabilitation Hospital, 700661 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2207-5129","authenticated-orcid":false,"given":"Elena","family":"Popa","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0370-2748","authenticated-orcid":false,"given":"Mihaela","family":"Poroch","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Adriana","family":"Cosmescu","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Agnes Iacinta","family":"Bacusca","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6456-9744","authenticated-orcid":false,"given":"Ana Maria","family":"Slanina","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0043-9051","authenticated-orcid":false,"given":"Alexandr","family":"Ceasovschih","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"2nd Internal Medicine Department, Sf. Spiridon Clinical Emergency Hospital, 700111 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5024-3030","authenticated-orcid":false,"given":"Alexandra","family":"Stoica","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"2nd Internal Medicine Department, Sf. Spiridon Clinical Emergency Hospital, 700111 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1239-8058","authenticated-orcid":false,"given":"Antoneta","family":"Petroaie","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Monica","family":"Ungureanu","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"Department of Family Medicine, Preventive Medicine and Interdisciplinary, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, Universitatii Str. 16, 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrei Emilian","family":"Popa","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Raluca Ioana","family":"Avram","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4779-877X","authenticated-orcid":false,"given":"Cristina","family":"Bologa","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, \u201cGrigore T. Popa\u201d University of Medicine and Pharmacy, 16 Universitatii Str., 700115 Iasi, Romania"},{"name":"2nd Internal Medicine Department, Sf. 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