1470 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Fractional excretion of magnesium ... = (urine magnesium ... )/ [0.7 (serum magnesium ... loss, shift of magnesium ... #low
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Algorithm • Low ... Magnesium, High ... Magnesium - Functional ... High Phosphate, Low ... deficiency, CKD • Low
Distribution of Magnesium in the Body
66% in Bones
33% in Muscles
1% in Serum
 • 60-70% Free (ionized)
Distribution of Magnesium ... 10% Complexed w/ low ... deniise_am #Magnesium
Choreiform Gait Demonstration

Associated with various pathologies of the nervous system, the most common being Sydenham's Chorea
Choreiform Gait ... tudodaneuro #Choreiform
Cardiac Magnesium Infusion Protocol - Torsades de Pointes

#Magnesium #Infusion #Protocol #TorsadesDePointes #Management
Cardiac Magnesium ... de Pointes #Magnesium
Magnesium Electrolyte Repletion
Oral - Only do if patient does not tolerate IV
 • Magnesium oxide (can
Magnesium Electrolyte ... tolerate IV • Magnesium ... 800mg PO daily • Magnesium ... SatyaPatelMD #Magnesium
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
demands Hypoxemia - low ... of hypoxia) - Low ... SvO2 → Low PaO2 ... COHb, MetHb) - Low ... CaO2 → Low SvO2
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Hypermagnesemia Increased magnesium ... load - Magnesium-containing ... Increased renal magnesium
Chvostek Sign on Physical Exam

Young man presented with history of fatigue, muscle cramps and features suggestive
ionized calcium low ... Serum magnesium
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
intake - Magnesium ... eclampsia) - Magnesium-containing ... Diagnosis #High #Magnesium