Unverified90% confidenceDecision RuleTime unknown
敏感肌/初次穿孔选择材质优先级：医用钛（含钛量≥90%）＞纯金18K＞纯银925；避免含镍合金，镍是接触性皮炎最主要过敏原
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90%
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Long-term
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