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Blood Eosinophil Count: biomarker evidence

Blood Eosinophil Count appears in 1 entry of the OSMF biomarker atlas, covering Asthma. Across those entries it is elevated in 1. It is currently reported in a single condition in this atlas; cross-condition comparison will be added as the dataset grows. Each row below links to a page with the comparison group, associated symptoms, test details and primary citation.

Asthma

Where Blood Eosinophil Count is reported

ConditionDirectionCompared againstAssociated symptomsSource
Asthma↑ elevatedasthma patients vs normal reference range—Bacharier et al. 2024

Frequently asked questions

In which conditions is Blood Eosinophil Count altered?

In the OSMF atlas Blood Eosinophil Count is reported in Asthma. It is elevated in 1 across 1 entries.

Is there a standard clinical test for Blood Eosinophil Count?

The atlas entries for Blood Eosinophil Count do not carry a LOINC code, which usually means the marker was measured with research assays or study-specific methods rather than a routine clinical panel.

Is one abnormal Blood Eosinophil Count result diagnostic?

No single biomarker result is diagnostic of any of these conditions. Findings reflect group averages from published cohorts with substantial overlap between patients and controls.

Cite this page

Open Source Medicine Foundation. (2026). Blood Eosinophil Count across conditions: biomarker evidence. OSMF Research Tracker. Retrieved October 7, 2026, from https://research.opensourcemed.info/biomarkers/markers/blood-eosinophil-count.html
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Last reviewed: 2026-07-02 · Browse: Biomarker Index · All marker pages · Biomarker Atlas

Disclaimer: Educational synthesis of peer-reviewed research; not medical advice. Findings are group-level and vary with study design. Discuss any result with a qualified clinician.