Lab

Urine Osmolality

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Urine Osmolality, Urine Osms

  • Normal
  1. 50-1200 mOsm/kg
  • Increased
  1. Syndrome Inappropriate ADH Secretion (SIADH)
  2. Dehydration
  3. Glycosuria
  4. Adrenal Insufficiency
  5. High Protein diet
  • Decreased
  1. Diabetes Insipidus
  2. Excessive hydration (oral or intravenous)
  3. Acute Renal Insufficiency
  4. Glomerulonephritis