Nephrology Book

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Hare-Hickey Test

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  1. Indication
    1. Evaluation of Diabetes Insipidus
  2. Technique
    1. Fluid restriction or Injection of hypertonic saline
    2. Measure ADH to Serum Osmolality ratio
  3. Interpretation of ADH to Serum Osmolality ratio
    1. Decreased ratio in Central Diabetes Insipidus
    2. Increased ratio in Nephrogenic Diabetes Insipidus

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