Evidence map›Paper›PMID 40355884›Full record

ArticleOrphanet journal of rare diseases2025

Evidence of the impact of CLN2 and CLN3 Batten disease on families in the United Kingdom.

Sara E Mole, Paul Gissen, Shannon Nordstrom, Suzanne Wait, Louise Allen, Mathilda Antonini, Liz Brownnutt, Richard Brown, Barbara Cole, Frances Gibbon and 5 more

Abstract read
In one paragraph

Article in Orphanet journal of rare diseases, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Article
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

15 authors.

Sara E MoleUCL Great Ormond Street Institute of Child Health, 30 Guilford St, London, WC1N 1EH, UK.
Paul GissenNIHR Great Ormond Street Hospital Biomedical Research Centre, Great Ormond St, London, WC1N 3JH, UK.
Shannon NordstromThe Health Policy Partnership, 68-69 St Martin's Lane, London, WC2N 4JS, UK. Shannon.boldon@hpolicy.com.ORCID http://orcid.org/0009-0007-6553-9647
Suzanne WaitThe Health Policy Partnership, 68-69 St Martin's Lane, London, WC2N 4JS, UK.
Louise AllenCambridge University Hospitals, Hills Rd, Cambridge, CB2 0QQ, UK.
Mathilda AntoniniGreat Ormond Street Hospital for Children (GOSH), Great Ormond St, London, WC1N 3JH, UK.
Liz BrownnuttThe Batten Disease Family Association (BDFA), PO Box 379, Shipley, BD18 9GE, UK.
Richard BrownAddenbrookes Hospital, Hills Rd, Cambridge, CB2 0QQ, UK.
Barbara ColeThe Batten Disease Family Association (BDFA), PO Box 379, Shipley, BD18 9GE, UK.
Frances GibbonNoah's Ark Children's Hospital for Wales, University Hospital of Wales, Heath Park Way, Cardiff, CF14 4XW, UK.
Robert H HendersonUCL Great Ormond Street Institute of Child Health, 30 Guilford St, London, WC1N 1EH, UK.
Sarah KenrickThe Batten Disease Family Association (BDFA), PO Box 379, Shipley, BD18 9GE, UK.
Zlatko SisicThe Batten Disease Family Association (BDFA), PO Box 379, Shipley, BD18 9GE, UK.
Bob ThompsonThe Batten Disease Family Association (BDFA), PO Box 379, Shipley, BD18 9GE, UK.
Joanna NightingaleThe Batten Disease Family Association (BDFA), PO Box 379, Shipley, BD18 9GE, UK.

Funding

Amicus Therapeutics Amicus TherapeuticsBioMarin Pharmaceutical BioMarin PharmaceuticalREGENXBIO REGENXBIORobert Luff Foundation Robert Luff FoundationThe Catherine Cookson Charitable Trust The Catherine Cookson Charitable TrustThe Frognal Trust The Frognal TrustThe Sir Samuel Scott of Yews Trust The Sir Samuel Scott of Yews Trust
6 · The paper itself

Abstract

backgroundNeuronal Ceroid Lipofuscinoses (NCLs), also known as Batten disease, are a group of inherited neurodegenerative disorders that mostly arise in childhood. Each of the NCLs is a genetically distinct disease caused by variants in at least 13 different genes (CLN1-CLN14). NCLs are neurodegenerative, and symptoms can include a combination of childhood dementia, epileptic seizures, motor decline and vision loss, and eventually lead to premature death. There is currently no cure for any subtype of NCL, however, enzyme replacement therapy is available for CLN2 disease, and several treatment strategies are being explored for other NCL subtypes. Early diagnosis and initiation of supportive services (e.g. health, education, social services) are essential to preserve quality of life. Only a few studies have investigated family experiences with NCL, many of which are international in scope.

methodsA mixed-method research study was conducted in the UK to understand family experiences in CLN2 and CLN3 disease. It involved an initial literature review, followed by in-depth qualitative interviews. Interview data were analysed using a thematic analysis. Thirteen families (n = 13) participated in the interviews. This represented 16 parents (11 mothers and 5 fathers) of 18 children (10 diagnosed with CLN3 disease and 8 diagnosed with CLN2 disease). Findings were analysed jointly across CLN2 and CLN3 disease.

resultsSix overarching themes emerged from the analysis: difficulty in recognising early symptoms; the shock of a diagnosis; the demands of caring for complex and ever-changing needs; a constant battle to access appropriate and timely support services; the extensive impact on the unaffected sibling; and the all-encompassing impact on the family.

conclusionsThis study contributes novel UK specific data on family experiences and unmet needs in CLN2 and CLN3 disease. More needs to be done to ensure NCLs are diagnosed early, and timely local support services are made available to protect quality of life for both the affected children and their families.

Indexed as

Membrane GlycoproteinsNeuronal Ceroid-LipofuscinosesAdolescentAdultChildChild, PreschoolDipeptidyl-Peptidases and Tripeptidyl-PeptidasesFemaleHumansMaleMolecular ChaperonesQuality of LifeTripeptidyl-Peptidase 1United KingdomCLN3 protein, humanDipeptidyl-Peptidases and Tripeptidyl-PeptidasesMembrane GlycoproteinsMolecular ChaperonesTripeptidyl-Peptidase 1Batten diseaseCLN2 diseaseCLN3 diseaseFamily experiencesNeuronal ceroid lipofuscinosesParentsSiblings

Identifiers

PMID40355884
PMCPMC12067959

What OpenQuestion holds

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Registered trials

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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.