Metabolic Alkalosis - Differential Diagnosis Algorithm ...
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Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
     - Kidney loss of Cl-: Remote use of loop or thiazide diuretics, Post-hypercapneic metabolic alkalosis
     - Loss of Cl- outside the kidneys: Gastrointestinal (Vomiting/nasogastric suction, Congenital chloride diarrhea), Sweat (Cystic fibrosis)
 • Cl- resistant metabolic alkalosis
     - Normal/low blood pressure: Active diuretic use, Bartter syndrome, Gitelman syndrome, Hypomagnesemia
     - Hypertension: Increased mineralocorticoid or mineralocorticoid-like effect)
 • Normal gap metabolic acidosis: Chronic diarrhea, Kidney tubular acidosis
 • Anion gap metabolic acidosis: Diabetic ketoacidosis, Starvation ketoacidosis, Alcoholic ketoacidosis, D-lactic acidosis, Chronic salicylate poisoning
 • Normal acid-base status: LiCl use

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Contributed by

Dr. Gerald Diaz
@GeraldMD
Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG:  https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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