Objective:To analysis and explore clinical significance of the RNP antibody in systemic sclerosis.

目的：分析并探讨RNP抗体在系统性硬化病中的临床意义。

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Objective To improve recognition on X ray appearance of hands of patients with systemic sclerosis (SSc).

目的提高对系统性硬皮病患者的手部X线表现的认识。

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Scleroderma(or progressive systemic sclerosis):Chronic disease that hardens the skin and fixes it to underlying structures.

硬皮病（亦称进行性全身硬化症）：一种使皮肤变硬并固着于皮下结构的慢性皮肤病。

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