Hypomagnesemia

2. Diagnosis: Hypomagnesemia

3. Condition:

4. Vital signs: q6h

5. Activity: Up ad lib

6. Diet: Regular

7. Special Medications:

-Magnesium sulfate 4-6 gm in 500 mL D5W IV at 1 gm/hr. Hold if no patellar reflex. (Estimation of Mg deficit = 0.2 x kg weight x desired increase in Mg concentration; give deficit over 2-3d) OR -Magnesium sulfate (severe hypomagnesemia <1.0) 1-2 gm (2-4 mL of 50%

sln) IV over 15 min, OR -Magnesium chloride (Slow-Mag) 65-130 mg (1-2 tabs) PO tid-qid (64 mg or

8. Extras: ECG

9. Labs: Magnesium, calcium, SMA 7&12. Urine Mg, electrolytes, 24h urine magnesium, creatinine.

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