外周 IV:K 2.5,70 kg,目标升幅 1.0 → 最大 10 mEq/h 重度低钾经外周静脉。最大速率 10 mEq/h,浓度 40 mEq/L → 输液量 250 mL/h。缺损约 210 mEq,日上限 240 mEq。持续心电监护。{"result":"Peripheral IV K⁺: max 10 mEq/h (40 mEq/L → 250 mL/h). Estimated deficit 210 mEq. Daily cap 240 mEq.","metadata":{"input":{"route":"peripheral-iv","targetRise":1.0,"currentK":2.5,"weight":70},"result":{"maxRateMeqPerHr":10,"maxConcentrationMeqPerL":40,"estimatedTotalDeficitMeq":210,"dailyCapMeq":240,"kclGramsPerHour":0.7,"infusionVolumePerHrMl":250,"category":"Moderate hypokalemia (2.5–3.0 mmol/L)","method":"Peripheral IV: ≤10 mEq/h, ≤40 mEq/L; oral 20-40 mEq/dose; central ≤20 mEq/h","model":"Gennari NEJM 1998; Cohn 2000; Kraft 2005; MDCalc; Asmar 2023. Not medical advice."}}}
口服:K 3.2,70 kg,目标升幅 0.8 → 每次 40 mEq,约 80 mEq/day 轻度低钾口服补钾。单次 40 mEq KCl,每日 2 次 ≈ 80 mEq/day(上限 120 mEq/day)。缺损约 168 mEq。胃肠功能正常时首选。{"result":"Oral K⁺: 40 mEq per dose, up to 80 mEq/day (120 mEq/day cap). Estimated deficit 168 mEq.","metadata":{"input":{"route":"oral","targetRise":0.8,"currentK":3.2,"weight":70},"result":{"maxRateMeqPerHr":40,"maxConcentrationMeqPerL":null,"estimatedTotalDeficitMeq":168,"dailyCapMeq":120,"kclGramsPerDose":3,"dosesPerDay":2,"category":"Mild hypokalemia (3.0–3.5 mmol/L)","method":"Oral: 20–40 mEq/dose, up to 120 mEq/day; IV peripheral ≤10 mEq/h; central ≤20 mEq/h","model":"Gennari NEJM 1998; Cohn 2000; Kraft 2005; MDCalc; Asmar 2023. Not medical advice."}}}