24 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... Familial: Bartter syndrome ... and Gitelman syndrome ... diagnosis #causes #nephrology ... #magnesium #low
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... @NEPHKIDS1 #Hypomagnesemia ... #algorithm #differential ... diagnosis #causes #nephrology ... #magnesium #low
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Differential Diagnosis Algorithm ... nephrocalcinosis (FHHNC) • Gitelman's ... syndrome • Thiazide ... #Magnesium #Low ... Differential #Diagnosis #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... - Gitelman ... syndrome - ... Differential #Diagnosis #Low ... #Magnesium #Table
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Gitelman Syndrome ... Hypermagnesuria, Hypomagnesemia ... #Syndrome #Pathophysiology ... #nephrology #diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... , Gitelman syndrom ... Differential #Diagnosis #Algorithm ... #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... alkalosis • Normal or low ... • Potassium • Magnesium ... #Gitelman #Syndrome ... #diagnosis #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Differential Diagnosis Algorithm ... , NGT suction, Low ... , Gitelman Syndrome ... Differential #Diagnosis #Algorithm ... #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... loop/thiazide) • Hypomagnesemia ... • Barrter's/Gitelman's ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... Medication • Hypomagnesemia ... tubular acidosis • Gitelman's ... syndrome • Bartter's