Test guide

Absolute Eosinophil Count

The total number of white blood cells that are eosinophils. It is calculated by multiplying the white blood cell count by the percent of eosinophils in the differential white blood cell count.

For professionalsReviewed 2026-10-20

What it is for

Source: National Cancer Institute, NCI Thesaurus 26.09d, C188680. Unmodified NCI definition, CC BY 4.0. Source identity and classification checked automatically on 2026-10-20.

Limitations

Terminology reference for a laboratory procedure. The source definition does not establish routine clinical availability, validated specimen types, reference intervals, product authorization or suitability for an individual. Consult the performing laboratory for its validated method and interpretation.

Also known as

  • Absolute Eosinophil Count
  • Total Eosinophil Count

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