8 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... Catecholamines - Alkalosis ... Diagnosis #Low # ... Potassium #Table
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... vomiting) • Low ... #Differential # ... #low #potassium
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... #differential # ... diagnosis #causes #nephrology ... #magnesium #low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
(K) & magnesium( ... - Metabolic Alkalosis ... diagnosis #Algorithm #differential ... #potassium #nephrology ... #low
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
, mild hypomagnesemia ... • Normal or low ... (renal potassium ... ratio 0.5%) Differential ... • Magnesium
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... #Causes #differential ... #diagnosis #nephrology ... #magnesium #low
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low ... Gitelman syndrome, Hypomagnesemia ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Metabolic alkalosis ... Magnesium deficiency ... #Differential # ... Diagnosis #Low # ... Potassium #Classification