这个词是什么意思？
A syndrome with overlapping clinical features of systemic lupus erythematosus, scleroderma, polymyositis, and Raynaud's phenomenon. The disease is differentially characterized by high serum titers of antibodies to ribonuclease-sensitive extractable (saline soluble) nuclear antigen and a speckled epidermal nuclear staining pattern on direct immunofluorescence.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D008947 · MeSH 2026。
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