39 results
Magnesium Electrolyte Repletion
Oral - Only do if patient does not tolerate IV
 • Magnesium oxide (can
Magnesium Electrolyte ... tolerate IV • Magnesium ... 800mg PO daily • Magnesium ... #Electrolyte #Repletion ... #management #hypomagnesemia
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... = (urine magnesium ... )/ [0.7 (serum magnesium ... @NEPHKIDS1 #Hypomagnesemia ... #low
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... patient also has hypomagnesemia ... , replete magnesium ... #Potassium #Electrolyte ... #Repletion #management
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Primary intestinal hypomagnesemia ... inhibitors - Electrolyte ... Differential #Diagnosis #Low ... #Magnesium #Table
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... Renal Causes of Hypomagnesemia ... , Familial hypomagnesemia ... causes #nephrology #magnesium ... #low
Electrolyte Repletion

Significant electrolyte depletion can result in serious complications. These guidelines are meant to assist with
Electrolyte Repletion ... Significant electrolyte ... empiric dosing of electrolytes ... /L Goal serum magnesium ... #hypocalcemia #hypomagnesemia
Intern Pocket Cards - Electrolyte Repletion Guide
Electrolyte Repletion:
 - Potassium (ref range 3.5-4.5)
 - Magnesium (ref
Pocket Cards - Electrolyte ... Repletion Guide Electrolyte ... range 3.5-4.5) - Magnesium ... Repletion #Guide #management ... phosphate #phosphorus #magnesium
Chvostek Sign on Physical Exam

Young man presented with history of fatigue, muscle cramps and features suggestive
Chvostek Sign on ... ionized calcium low ... Serum magnesium ... #Chvostek #Sign
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... intake - Magnesium ... DrEricStrong #Hypermagnesemia ... Diagnosis #High #Magnesium ... Table #Causes #Management
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Cancer agents and Electrolyte ... Cisplatin from Low ... Cetuximab- due to low ... Regorafenib • Hypomaqnesemia ... @kdjhaveri #Electrolytes