Erschienen in:
01.10.2011 | Case Report
A case of relapsing polychondritis associated with auricular cartilage infiltration of immunoglobulin G4-positive plasma cells and lung cancer
verfasst von:
Yoshiro Horai, Tomoya Miyamura, Hokuto Arase, Daisaku Kimura, Karin Shimada, Motoko Ishida, Soichiro Takahama, Junichi Kiyasu, Rumi Minami, Masahiro Yamamoto, Eiichi Suematsu, Yoshifuku Nakayama
Erschienen in:
Modern Rheumatology
|
Ausgabe 5/2011
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Abstract
A 79-year-old man was diagnosed with relapsing polychondritis, from symptoms of bilateral auricular deformity and pigmentation, polyarthralgia, and audiovestibular damage, and from histological examination of the left auricular cartilage. The left auricular cartilage biopsy specimen revealed cartilage destruction with infiltration of plasmacytes expressing IgG4. This case suggests that IgG4 may be involved in the pathogenesis and etiology of relapsing polychondritis.