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Hypokalemia due to Extrarenal Potassium Loss

Aka: Hypokalemia due to Extrarenal Potassium Loss, Extrarenal Potassium Loss
  1. See Also
    1. Hypokalemia Approach
    2. Renal Potassium Loss
  2. Definition
    1. Hypokalemia with Urine Potassium < 20 meq/day
  3. Normal Acid-Base Status
    1. Chronic Diarrhea
    2. Acute Leukemia
    3. Aminoglycosides
    4. High dose Penicillin
    5. Hypomagnesemia
    6. Constant GI loss and inadequate intake (<10-20 meq/day)
    7. Skin losses from sweating
  4. Metabolic Acidosis
    1. Diarrhea
    2. Amphotericin
    3. Diabetic Ketoacidosis
    4. Laxative abuse
    5. Intestinal or biliary fistula
    6. Ureterostomy
    7. Toluene
  5. Metabolic Alkalosis
    1. Gastrointestinal loss (Consider Bulimia)
      1. Vomiting
      2. Nasogastric suction
    2. Discontinued Diuretics

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