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Hypokalemia Differential Algorithm Acidosis - RTA - Diarrhea pH Normal 1. Decreased Mg 2. Intracellular Shift • Insulin • Periodic paralysis Alkalosis - Appropriate Aldo 1. Vomiting 2. Diuretics (discontinued) 3. Metabolic alkalosis - Inappropriate Aldo 1. Primary hyperaldo 2. Renin secreting tumor 3. Renal artery stenosis 4. Licorice 5. SAME 6. Liddle - Dr. Joel Topf https://twitter.com/kidney_boy (adapted from: @medrants @CPSoIvers with the help of NephTwitter) #Hypokalemia #Differential #Algorithm #Diagnosis #Causes #Workup #Nephrology