6 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
= (urine magnesium ... intake, Gl loss, shift ... #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... (K) & magnesium( ... A urine K/Cr ratio ... • Diarrhea A urine ... #nephrology #low
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Gitelman syndrome, Hypomagnesemia ... the indicated causes ... of sodium and potassium ... #Algorithm #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... isolation) GI loss - Urine ... Transcellular shift ... Gittelman's syndrome • Magnesium ... #Hypokalemia #Nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Muscle weakness, dizziness ... Hypocalciuria (spot urine ... Supplement: • Potassium ... • Magnesium ... Syndrome #diagnosis #nephrology
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
transcellular shifts ... of concurrent hypomagnesemia ... important because magnesium ... depletion impedes potassium ... Hypokalemia #Evaluation #Algorithm