159 results
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 ... 4.6 mg/dL IV electrolyte ... #hypocalcemia #hypomagnesemia
Magnesium Electrolyte Repletion
Oral - Only do if patient does not tolerate IV
 • Magnesium oxide (can
Magnesium Electrolyte ... #Magnesium #Electrolyte ... Repletion #management #hypomagnesemia
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
•Methadone •Electrolyte ... disorders (hypomagnesemia
Hypomagnesemia and Electrolyte Disorders
 • Hypocalcemia - lowers PTH ( functional hypoparathyroidism), bone resistence to PTH,
Hypomagnesemia and ... Electrolyte Disorders ... @kdjhaveri #Hypomagnesemia ... #Electrolyte #Disorders
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... patient also has hypomagnesemia ... #Potassium #Electrolyte
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Primary intestinal hypomagnesemia ... inhibitors - Electrolyte ... DrEricStrong #Hypomagnesemia
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Cancer agents and Electrolyte ... Regorafenib • Hypomaqnesemia ... @kdjhaveri #Electrolytes
Hypomagnesemia Treatment Protocol - Magnesium Repletion
Goal serum magnesium concentration 2.0-2.4 mg/dL
Serum magnesium concentration - IV Magnesium
Hypomagnesemia Treatment ... @DharSaty #Hypomagnesemia ... Magnesium #Repletion #electrolyte
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
precipitated by electrolyte ... abnormaüties Hypomagnesemia
Causes of Prolonged Emergence - Anesthesiology

Prolonged Drug Action:
• Overdose 
• Hypothermia (< 33 C) 
• Incr
ketoacidosis • Electrolyte ... hypocalcæmia — hypomagnesæmia