制定合理的血液透析方案，选择适当的时机、适应症和禁忌症。

CASE REPORT The method of hemodialysis was reasonably made, and an opportune moment, indication and contraindication were selected.

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目的选择合适的皮瓣，在适当的时机，修复复合伤及组织缺损。

Objective Selecting suitable flap, on suitable opportunity, to repair compound wound and organization.

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结论使用抗菌药物预防手术感染应选择合适的药物、合理的剂量和疗程以及适当的时机。

Conclusion to prevent operating infections, much attention should be paid to suitable medicine, reasonable dose and course, and good time.

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