AllergiesasthmaEvidence 2A

rs3818822 · CHIA

Risk-Allele Phenotype

CHIA rs3818822 — associated with altered drug response related to aspirin — Aspirin-induced asthma. This variant may influence medication efficacy or adverse reaction risk.

Reference-Allele Phenotype

Normal CHIA function at this locus, with no elevated genetic risk contribution to aspirin — Aspirin-induced asthma from this variant.

Evidence Level

2A — Moderate — meta-analysis See methodology for how we grade evidence.

Cross-References

dbSNP — rs3818822
ClinVar — search rs3818822
NCBI Gene — CHIA

Informational only

This page summarizes population-level evidence about a genetic variant. It is not a diagnosis. Your individual risk depends on your full genome, lifestyle, environment, and family history. Consult a healthcare provider for personalized medical advice.

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