Clinical Pearls and Myths in Vasculitis
Clinical Pearls and Myths in Vasculitis
Clinical Pearls and Myths in Vasculitis
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Giant Cell Arteritis: PearlThe frequency of aortic <strong>in</strong>volvement <strong>in</strong> GCA was confirmed<strong>in</strong> 1995 by a population-based study conducted <strong>in</strong> OlmstedCounty, M<strong>in</strong>nesota.Sixteen of the 96 patients (17%) diagnosed with GCAbetween 1950 <strong>and</strong> 1985 developed either thoracic (n = 11)or abdom<strong>in</strong>al (n = 5) aneurysms.Compared with all persons of the same age <strong>and</strong> genderliv<strong>in</strong>g <strong>in</strong> the same county dur<strong>in</strong>g that time period, patientswith GCA were 17 times more likely to develop thoracicaneurysms <strong>and</strong> 2.4 times more likely to develop abdom<strong>in</strong>alaortic aneurysms.Evans J, OFallonW, Hunder G: Increased <strong>in</strong>cidence of aortic aneurysm <strong>and</strong> dissection <strong>in</strong> giant cell (temporal) arteritis. AnnIntern Med 122502-507,1995