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Chronic spontaneous urticaria

IGHA1 · rs61986182

What the study found

Who was studied 430 Han Chinese ancestry cases, 482 Han Chinese ancestry controls; replicated in 800 Han Chinese ancestry cases, 900 Han Chinese ancestry controls.

The effect Each copy of the C allele carried 1.51 times the odds of Chronic spontaneous urticaria (95% confidence interval 1.33-1.71); p = 2 × 10−10.

How common The C allele had a frequency of about 22% in the people studied.

Where it sits Chromosome 14, band 14q32.33 — in an intron of IGHA1.

What each result means

C/C Two copies of the version the research linked to Chronic spontaneous urticaria. That is the strongest link of the three results. A link in a study is not a diagnosis.
C/T One copy of the version the research linked to Chronic spontaneous urticaria. That is a smaller link than two copies.
T/T No copy of the version the research linked to Chronic spontaneous urticaria. This is the starting point the study compared everyone against.
Source

Questions about rs61986182

What is rs61986182?

rs61986182 is a single position in the genome, in or near the IGHA1 gene. Published research associates it with chronic spontaneous urticaria. A single variant does not decide an outcome — it shifts a probability, and for most common variants the shift is small.

Does having rs61986182 mean I will get this?

No. Common variants like this one move a probability slightly and, on their own, rarely decide anything about one person. Nothing on this page is a diagnosis, and health decisions should be made with a clinician who can see your whole picture.

Where does the information about rs61986182 come from?

GWAS Catalog, The Journal of investigative dermatology 2023, PMID:35933036. Every variant on MyGeneLog comes from public primary sources and is published with its citation and the date it was checked.

Quoting this page

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Chronic spontaneous urticaria (rs61986182). MyGeneLog™. https://www.mygenelog.com/variants/rs61986182

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