Things to consider prior to initiation
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Fluid restriction ( 1-1.5L/d )
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Sodium restriction ( < 2gm/d )
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Underlying renal dysfunction
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Current or past diuretic use
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Non-adherence
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Other preciptiant of fluid retention:
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-NSAIDS, glitazones, increase beta-blocker dose
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-Dietary sodium load
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Co-morbidities: elderly
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Worsening HF: acuity
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