Hypermagnesemia

 
Hypermagnesemia:
Risk Factors:

• Renal failure
• Excessive Mg++ therapy
• Adrenal insufficiency
• Laxative abuse

Manifestations:

• Magnesium > 3.0 mEq/L
• Hypotension
• Drowsiness
• Decreased DTRs
• Bradycardia
• Bradypnea
• Coma
• Cardiac arrest

Interventions:

• Decrease intake
• IV calcium gluconate
• Mechanical ventilation
• Temporary pacemaker