exam #3

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Author:
ski4me18
ID:
69337
Filename:
exam #3
Updated:
2011-02-27 19:26:17
Tags:
Assessment findings hypo hyper magnesemia
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Description:
s/s hypo-hyper magnesemia
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  1. Cardiovascular hypomagnesemia
    • tachycardia
    • hypertension
  2. Cardiovascular hypermagnesemia
    • bradycardia, dysrhythmias
    • hypotension
  3. Respiratory hypomagnesemia
    Shallow respirations
  4. Respiratory hypermagnesemia
    respiratory insufficiency when the skeletal muscles of respiration are involved
  5. Neuromuscular hypomagnesemia
    • twitches; paresthesias
    • positives trousseau's & chovsteks signs
    • hyperreflexia
    • tetany, seizures
  6. Neuromuscular Hypermagnesemia
    • diminished or absent deep tendon reflexes
    • skeletal muscle weakness
  7. Central nervous system hypomagnesemia
    • irritability
    • confusion
  8. Central nervous system hypermagnesemia
    drowsiness and lethargy that progress to coma
  9. Labratory findings hypomagnesemia
    • serum magnesium level less than 1.6 mg/dl
    • ECG: tall T waves, depressed ST segments
  10. Labratory findings hypermagenesemia
    • serum magnesium level that exceeds 2.6 mg/dl
    • ECG: prolonged PR interval, widened QRS complexes

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