4 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... NG drainage - Diarrhea ... - Polyuria - Hypomagnesemia ... Catecholamines - Alkalosis ... Potassium #Table #Classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... Hypercalcemia - Hypokalemia ... syndromes - Gitelman ... #Differential # ... Causes #Workup #hypomg
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
, mild hypomagnesemia ... • Metabolic alkalosis ... Hypochloremic metabolic alkalosis ... ratio 0.5%) Differential ... Congenital chloride diarrhea
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Transcellular Shifts: - Alkalosis ... Alcoholism (worsened by hypomagnesemia ... nasogastric suction, Diarrhea ... diuretic use), Gitelman's ... #Causes #differential