Wk 3 Magnesium and Phosphorous Imbalances Flashcards
What does magnesium do?
Helps stabilize cardiac and smooth muscle cells
What is the main cause of hypermagnesemia?
renal failure and too much magnesium intake
Pregnant women sometimes get hypermagnesemia because…
They take IV mag
What are the most common causes of mypomagnesemia?
GI loss such as N/V/D
Malnourishment (such as alcoholism)
If someone has too much magnesium is __ muscles and nerves
SLOWS
What are the clinical manifestations of hypermagnesemia?
Lethargy
Drowsiness
Muscle weakness
Decreased DTRs (deep tendon reflexes)
Two drugs to avoid if you have too much mag
Malox, mylanta
If someone if hypermagnesemic, they should avoid what foods?
Green veggies Nuts Bananas Oranges PB Chocolate
If kidneys are okay, what will we do for hypermagnesemia?
Force fluid excretion
If the kidneys are not okay, what will we do for hypermagnesemia?
Dialysis
If a patient is hypermagnesemic and symptomatic, what will we give?
IV calcium gluconate
Hypomagnesemia revs up nerves and muscles are resembles
hypocalcemia
What are the clinical manifestations of hypomagnesemia?
Confusion Muscle cramps Tremors Seizures Vertigo Hyperactive DTRs May see Chvostk's or Trousseu's sign Increased vitals Dysrhythmias
Oral replacement
Mylanta
Mag Sulfate
IV mag sulfate
replace over several days
Can give IV push if necessary
