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Hare-Hickey Test
- Indication
- Evaluation of Diabetes Insipidus
- Technique
- Fluid restriction or Injection of hypertonic saline
- Measure ADH to Serum Osmolality ratio
- Interpretation of ADH to Serum Osmolality ratio
- Decreased ratio in Central Diabetes Insipidus
- Increased ratio in Nephrogenic Diabetes Insipidus