No abstract available
MeSH terms
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Aged
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Antibodies, Antineutrophil Cytoplasmic / analysis*
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Diagnosis, Differential
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Fever of Unknown Origin / etiology*
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Glomerulonephritis, Membranoproliferative / diagnosis*
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Granulomatosis with Polyangiitis / diagnosis*
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Heart Valve Diseases / diagnosis*
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Hematuria / etiology*
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Humans
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Male
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Myositis / diagnosis*
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Vasculitis / diagnosis*
Substances
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Antibodies, Antineutrophil Cytoplasmic