K 3.5 - 5.0 LOW DIFFERENTIAL DIAGNOSIS
DIFFERENTIAL DIAGNOSIS OF HYPOKALEMIA
Transcellular Shifts
Alkalosis
Insulin Administration
Acute Glucose Loads
Beta Agonist Therapy
Theophylline Toxicity
Inadequate Dietary Intake
Malabsorption
Excessive Excretion
Gastrointestinal Losses
Diarrhea (including laxative abuse)
Villous Adenoma
Non-Beta-Cell Pancreatic Islet Cell Tumors
Vipoma
Vomiting
Nasogastric Suctioning
Fistula
Ureterosigmoidostomy
Renal Losses
Diuretics (loop, thiazide, carbonic anhydrase inhibitors)
Osmotic Diuresis
Metabolic Acidosis
Metabolic Alkalosis
Hyperaldosteronism
Secondary Hyperaldosteronism
Renal Tubular Acidosis (Type I)
Resolving Acute Tubular Necrosis
Postobstructive Diuresis
Waldenstroms Macroglobulinemia
Excessive Licorice Ingestion
Drugs
Epinephrine
Pseudoephedrine
Phenylpropanolamine
Folic Acid
Diuretics (loop, thiazide, carbonic anhydrase inhibitors)
B12 Therapy
Amphotericin B
Foscarnet
Cisplatin
Sodium Bicarbonate Therapy
Ticarcillin
Carbenicillin
Penicillin
Nafcillin
Amphotericin B
Gentamycin
Tetracycline
Beta Agonist Therapy
Theophylline
Insulin
High Dose Glucocorticoids
Fludrocortisone
Tocolytic Agents
Ritodrine
Nylidrin
Sodium Polystyrene Sulfonate
Other