Unverified80% confidenceDecision RuleTime unknown
维生素D缺乏与季节性情绪失调(SAD)相关,血清25(OH)D低于30ng/mL者补充2000IU/日;补前建议检测水平,盲目高剂量补充有高钙血症风险
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80%
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Long-term
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Unverified维生素D与情绪相关,但盲目大剂量补充有风险:日常维持剂量为1000-2000IU,超过4000IU/日长期服用需监测血钙;建议先测25-OH-VD血清水平(<20ng/ml为缺乏)再决定剂量90% similarUnverified维生素D与情绪相关时,血清25(OH)D低于30ng/mL才有补充意义,日常维持剂量1000-2000IU;不做血检就盲目大剂量(>4000IU长期)可能造成钙代谢负担90% similarUnverified纠正维生素D缺乏的标准路径:先检测血清25(OH)D→缺乏(<20)用5000IU短期纠正2-3月→复查→回落至1000-2000IU维持→季节性调整(冬季/防晒期加量)84% similarUnverified确认自身维生素D状况的标准路径:先检测血清25(OH)D水平→<20ng/ml属缺乏需纠正剂量→20-30ng/ml不足→纠正后复检并转维持剂量→长期1000-2000IU维持,避免凭感觉补充82% similarUnverified含维生素D3 125IU辅助钙吸收,但该剂量相对保守,维D缺乏较严重者可能需要额外补充维生素D82% similar
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