Evidence map›Paper›PMID 42793026›Full record

ArticleGenes2026

Clinical, Neuroimaging, and Molecular Characterization of a Juvenile PLAN-like Phenotype in Two Siblings Carrying p.Arg645Gln and an Unresolved Exon 4-7 Copy-Number Gain: A Case Report.

Małgorzata Janeczko-Czarnecka, Maciej Gręda, Dorota Cichosz, Robert Śmigiel, Mateusz Biela

Abstract readCase Reports
In one paragraph

Article in Genes, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Małgorzata Janeczko-CzarneckaDepartment of Pediatric Neurology, T. Marciniak Lower Silesian Specialist Hospital-Emergency Medicine Center, Gen. Augusta Emila Fieldorfa Street 2, 54-049 Wroclaw, Poland.
Maciej GrędaDepartment of Pediatric Neurology, T. Marciniak Lower Silesian Specialist Hospital-Emergency Medicine Center, Gen. Augusta Emila Fieldorfa Street 2, 54-049 Wroclaw, Poland.
Dorota CichoszDepartment of Pediatric Neurology, T. Marciniak Lower Silesian Specialist Hospital-Emergency Medicine Center, Gen. Augusta Emila Fieldorfa Street 2, 54-049 Wroclaw, Poland.
Robert ŚmigielDepartment of Pediatrics, Endocrinology, Diabetology and Metabolic Diseases, Wroclaw Medical University, Chałubińskiego 2a Street, 50-368 Wroclaw, Poland.ORCID 0000-0003-2930-9549
Mateusz BielaDepartment of Pediatrics, Endocrinology, Diabetology and Metabolic Diseases, Wroclaw Medical University, Chałubińskiego 2a Street, 50-368 Wroclaw, Poland.ORCID 0000-0002-3461-193X

Funding

Wroclaw Medical University SUBK.C190.24.066
6 · The paper itself

Abstract

PLA2G6-associated neurodegeneration (PLAN) is an autosomal recessive neurodegenerative spectrum encompassing infantile, juvenile/atypical and adult-onset phenotypes. Juvenile PLAN may initially resemble autism spectrum disorder or nonspecific developmental regression, delaying diagnosis. We describe a 14-year-old boy and his 9-year-old sister, both with initially normal early development, followed by progressive gait impairment, speech and cognitive regression, epilepsy or paroxysmal events, contractures and loss of independent ambulation. Brain MRI in both siblings demonstrated marked symmetric cerebellar atrophy, susceptibility-weighted hypointensity of the globus pallidus and substantia nigra compatible with iron accumulation and bilateral optic nerve thinning. Electroneurography showed selective motor axonal involvement. Molecular testing identified the same two heterozygous

Indexed as

DNA Copy Number VariationsGroup VI Phospholipases A2Neuroaxonal DystrophiesAdolescentChildExonsFemaleHumansMagnetic Resonance ImagingMaleNeuroimagingPhenotypeSiblingsGroup VI Phospholipases A2PLA2G6 protein, humanatypical neuroaxonal dystrophycerebellar atrophycopy-number variantjuvenile PLANneurodegeneration with brain iron accumulationPLA2G6PLAN

Identifiers

PMID42793026
PMCPMC13606919

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.