Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
• Vomiting
• NG suction
GI Losses - Lower
• Villous adenoma
• Laxative abuse
• Chloridorrhea
Renal Losses - Non-reabsorbed anions
• Penicillins
Renal Losses - Impaired tubular transport
• Diuretics (loop/thiazide)
• Hypomagnesemia
• Barrter's/Gitelman's
High Renin, High Aldosterone
• Malignant Hypertension
• Renovascular Hypertension
• Renin-Secreting Tumor
Low Renin, High Aldosterone
• Aldosterone-secreting mass
• Adrenal hyperplasia
• Glucocorticoid remediable aldosteronism
Low Renin, Low Aldosterone
• Licorice
• Liddle's Syndrome
• Enzyme deficiency
#MetabolicAlkalosis #NonGap #Nephrology #Differential #Diagnosis #Algorithm #Causes