Corrected Calcium Calculator

Albumin-Adjusted Calcium

Corrected calcium estimates what total calcium may be after adjusting for albumin concentration.

Method: In conventional US units, corrected calcium equals measured calcium plus 0.8 times (4.0 minus albumin).

Understanding Corrected Calcium

1. What This Calculator Measures

Corrected calcium estimates albumin-adjusted total calcium.

2. How the Calculation Works

The calculator adjusts measured calcium using albumin and the common 0.8 correction factor.

3. Formula or Rule Used

corrected calcium = measured calcium + 0.8 x (4.0 - albumin).

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