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| {{Vasculitis}} | | {{Vasculitis}} |
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| {{CMG}}; '''Associate Editor-In-Chief:''' {{MUT}} | | {{CMG}}; {{AE}} {{MUT}} |
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| ==Overview== | | ==Overview== |
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| ==Other Diagnostic Studies== | | ==Other Diagnostic Studies== |
| *'''[[Electromyography]]'''. It is useful if a systemic vasculitis is suspected and neuromuscular symptoms are present. | | ** |
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| *'''Tissue biopsy'''. This is the gold standard of diagnosis when biopsy is taken from the most involved area. | |
| ** Temporal artery biopsy showing vasculitis with [[mononuclear cell]] infiltrate or granulomatous inflammation, usually with multinucleated giant cells - [[temporal arteritis|Giant cell (temporal) arteritis]]
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| ** Arterial biopsy showing [[polymorphonuclear cells]] - [[Polyarteritis nodosa]]
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| ** Vessel biopsy shows granulomatous inflammation - [[Wegener's granulomatosis]]
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| ** Leptomeningeal biopsy - Isolated CNS vasculitis
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| ** Vessel biopsy showing eosinophils in extravascular areas - [[Churg-Strauss syndrome|Churg-Strauss arteritis]]
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| ** Skin biopsy showing [[neutrophils]] around vessel - [[Hypersensitivity vasculitis]]
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| ** Histology shows vessel inflammation with immune deposits - [[Essential cryoglobulinemic vasculitis]]
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| ==References== | | ==References== |
| {{Reflist|2}} | | {{Reflist|2}} |
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| | [[Category:Rheumatology]] |
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| {{WH}} | | {{WH}} |
| {{WS}} | | {{WS}} |