Magnesium is a topic covered in the Guide to Diagnostic Tests.

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Magnesium , serum or plasma (Mg2+)

1.8–3.0 mg/dL

[0.75–1.25 mmol/L]

Panic: < 0.5 or > 4.5 mg/dL

[<0.2 or > 1.85 mmol/L]

Red, green


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