[摘要]目的：观察微针疗法治疗难治性黄褐斑的临床疗效。

Abstract: Objective to observe the clinical effect of micro-needle therapy in the treatment of refractory melasma.

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结论：微针疗法治疗难治性黄褐斑疗效确切，无明显副作用，为治疗难治性黄褐斑提供了一个新手段。

Conclusion Micro-needle therapy is effective, and provides a new method for the treatment of refractory melasma.

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结论颊针疗法是一种新的微针诊疗体系和方法。

Conclusion Buccal acupuncture is a new method of tiny needle acupuncture.

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