Unverified85% confidenceDecision RuleTime unknown
D3剂量5000IU或以上长期服用（超过3个月）应配合25-羟基维生素D血检，将血浓度维持在30-50ng/mL区间，避免过量导致高钙血症
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85%
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Long-term
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Unverified补充维生素D后建议3个月复查血清25(OH)D，目标维持在30-50ng/ml区间；不建议在完全不了解自身水平的情况下长期盲补高剂量89% similarUnverified改善维生素D缺乏的标准路径：先测血清25-OH-D → 缺乏（＜20）用高剂量2000-5000IU纠正8-12周 → 复测 → 达标（30-50ng/mL）后转为1000-2000IU维持 → 每半年至一年复测85% similarUnverified补充维生素D的标准路径：先检测血清25-OH-D → <20ng/mL为缺乏用治疗剂量纠正、20-30ng/mL为不足用维持偏高量、>30ng/mL用日常维持量 → 补充2-3个月后复检调整剂量，目标维持30-50ng/mL85% similarUnverified补充维生素D的标准路径：先检测血清25-OH-D→<20ng/mL选纠正剂量并复检→20-30ng/mL选2000IU左右→30ng/mL以上选1000IU维持→3个月后复检调整85% similarUnverified补充维生素D的标准路径：先检测血清25-OH-D水平→<20ng/ml选高剂量短期纠正（如5000IU/天数周）→复测达标后转为维持剂量（1000-2000IU/天）→长期高剂量者加K2并定期监测血钙85% similar
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