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Immunodeficiency 36 with lymphoproliferation

PIK3R1 · rs1554051075

Strength of the evidence

4 / 4

ClinVar classifies it as disease-causing (or likely), reviewed at 3 of 4 stars.

How this is scored

4: ClinVar disease-causing, reviewed by an expert panel or a guideline (3–4 stars). 3: ClinVar, several labs agreeing (2 stars), or a genetic study at p ≤ 10−50. 2: ClinVar from one lab (1 star), or p ≤ 10−20. 1: ClinVar submitted without criteria (0 stars), or genome-wide significance (p ≤ 5×10−8). The higher of the two counts. It says how solid the evidence is, not whether it matters for a particular person.

What ClinVar records

Classification Pathogenic for Immunodeficiency 36 with lymphoproliferation, SHORT syndrome, Agammaglobulinemia 7, autosomal recessive, Inborn genetic diseases, PIK3R1-related immunodeficiency and SHORT syndrome; reviewed by expert panel (3 of 4 stars, 4 submitters), last evaluated 2026-05-19. ClinVar record 446497 NM_181523.3(PIK3R1):c.1425+2T>A

Classification Pathogenic for Immunodeficiency 36 with lymphoproliferation, Melanoma, PIK3R1-related immunodeficiency and SHORT syndrome; reviewed by expert panel (3 of 4 stars, 5 submitters), last evaluated 2026-05-19. ClinVar record 446498 NM_181523.3(PIK3R1):c.1425+2T>G

Change history MyGeneLog™ keeps a copy of every weekly release from 2026-10-19 and compares them. This position's classification has not changed since.

What this is ClinVar's aggregate record for this position (as of its 2026-10-19 release), not a result about you. A classification describes the variant against the condition named, as laboratories submitted it. Whether a person carries this variant, and what that would mean for them, is a question for a clinical test and a genetic counsellor.

What each result means

A/A Two copies of the version ClinVar lists as disease-causing for Immunodeficiency 36 with lymphoproliferation. A result like this should be confirmed by a medical genetic test and talked through with a doctor; consumer DNA files can misread rare variants. (ClinVar VCV000446497, reviewed by expert panel)
A/T One copy of the version ClinVar lists as disease-causing for Immunodeficiency 36 with lymphoproliferation. Some conditions need only one copy; for others, one copy makes a person a carrier who is usually healthy but can pass it on. A genetic counsellor can say which applies. (ClinVar VCV000446497, reviewed by expert panel)
T/T No copy of the version ClinVar lists as disease-causing for Immunodeficiency 36 with lymphoproliferation. This is the usual result. (ClinVar VCV000446497, reviewed by expert panel)

Source: ClinVar VCV000446497, reviewed by expert panel

Questions about rs1554051075

What is rs1554051075?

rs1554051075 is a single position in the genome, in or near the PIK3R1 gene. Published research associates it with immunodeficiency 36 with lymphoproliferation. A single variant does not decide an outcome — it shifts a probability, and for most common variants the shift is small.

Does having rs1554051075 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 rs1554051075 come from?

ClinVar VCV000446497, reviewed by expert panel. 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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Immunodeficiency 36 with lymphoproliferation (rs1554051075). MyGeneLog™. https://www.mygenelog.com/variants/rs1554051075

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