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Standard

Progressive sclerosing poliodystrophy

POLG · rs1567191417

Strength of the evidence

3 / 4

ClinVar classifies it as disease-causing (or likely), reviewed at 2 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 Progressive sclerosing poliodystrophy, Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 1, Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal dominant 1, Mitochondrial DNA depletion syndrome 4b, Sensory ataxic neuropathy, dysarthria, and ophthalmoparesis and 1 more; criteria provided, multiple submitters, no conflicts (2 of 4 stars, 6 submitters), last evaluated 2025-05-30. ClinVar record 619305 NM_002693.3(POLG):c.1345C>T (p.Gln449Ter)

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 Progressive sclerosing poliodystrophy. 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 VCV000619305, criteria provided, multiple submitters, no conflicts)
A/G One copy of the version ClinVar lists as disease-causing for Progressive sclerosing poliodystrophy. 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 VCV000619305, criteria provided, multiple submitters, no conflicts)
G/G No copy of the version ClinVar lists as disease-causing for Progressive sclerosing poliodystrophy. This is the usual result. (ClinVar VCV000619305, criteria provided, multiple submitters, no conflicts)

Source: ClinVar VCV000619305, criteria provided, multiple submitters, no conflicts

Quoting this page

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Progressive sclerosing poliodystrophy (rs1567191417). MyGeneLog™. https://www.mygenelog.com/variants/rs1567191417

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