Modern rheumatology case reportsHumansMaleMiddle AgedMicroscopic PolyangiitisBiopsy
Myalgia as initial presentation of microscopic polyangiitis: diagnostic utility of kidney biopsy.
Miyu Wakatsuki, Yuki Oba, Junko Kanda-Kikuchi, Kei Kono, Masayuki Yamanouchi, Tatsuya Suwabe, Yoshifumi Ubara, Izumi Sugimoto, Kenichi Ohashi, Naoki Sawa
Published: 202510.1093/mrcr/rxaf062
Abstract
Microscopic polyangiitis (MPA), a form of ANCA-associated vasculitis (AAV), can present a diagnostic challenge when it manifests with atypical symptoms. We report a case of MPA where the predominant clinical feature was myalgia with normal creatine k…
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