30 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... intake, Gl loss, shift ... #algorithm #differential ... diagnosis #causes #nephrology ... #magnesium #low
Hypokalemia - Differential Diagnosis Algorithm

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

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... Medication • Hypomagnesemia ... Transcellular shift ... #Causes #Classification
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Differential Diagnosis Algorithm ... Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia #Nephrology ... Differential #Diagnosis #Algorithm
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Differential Diagnosis Algorithm ... @kdjhaveri #Hypomagnesemia ... #Magnesium #Low ... Differential #Diagnosis #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Primary intestinal hypomagnesemia ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Differential Diagnosis Algorithm ... Transcellular Shift ... Hypokalemia • Hypomagnesemia ... : • Aluminum/Magnesium ... Differential #Diagnosis #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Differential Diagnosis Algorithm ... Transcellular Shift ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #pathophysiology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... aldosteronism #Hypomagnesemia ... differential #diagnosis #nephrology ... #magnesium #low