Educational use only. Not a substitute for clinical judgment. Always verify independently.

Corrected Labs

Name: Corrected Labs
Published: 2026-04-20

Corrected calcium, corrected sodium, and reticulocyte production index in one page.

Corrected Calcium

Measured Ca

mg/dL

Albumin

g/dL

Corrected Ca

9.7mg/dL

Ca + 0.8 × (4.0 − albumin)

Na+

mEq/L

Glucose

mg/dL

Corrected Na

134.8mEq/L

Katz correction (1.6 mEq/L per 100 mg/dL glucose > 100)

Reticulocyte %

Hematocrit

Corrected retic

1.7%

RPI

0.8

Inadequate marrow response. Suggests underproduction (nutritional deficiency, marrow suppression, aplasia) rather than peripheral loss.

Updated 2026-04-20Report an error