Where Alpha-1 Antitrypsin is reported
| Condition | Direction | Compared against | Associated symptoms | Source |
|---|---|---|---|---|
| COPD | ↓ reduced | AATD-associated COPD/emphysema vs normal AAT levels | — | Dasi et al. 2024 |
Frequently asked questions
In which conditions is Alpha-1 Antitrypsin altered?
In the OSMF atlas Alpha-1 Antitrypsin is reported in COPD. It is reduced in 1 across 1 entries.
Is there a standard clinical test for Alpha-1 Antitrypsin?
The atlas entries for Alpha-1 Antitrypsin 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 Alpha-1 Antitrypsin 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). Alpha-1 Antitrypsin across conditions: biomarker evidence. OSMF Research Tracker. Retrieved October 7, 2026, from https://research.opensourcemed.info/biomarkers/markers/alpha-1-antitrypsin.html
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Last reviewed: 2026-07-03 · 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.