Evidence map›Paper›PMID 27287710›Full record

ArticleJournal of inherited metabolic disease2016

ALG6-CDG: a recognizable phenotype with epilepsy, proximal muscle weakness, ataxia and behavioral and limb anomalies.

Eva Morava, Vera Tiemes, Christian Thiel, Nathalie Seta, Pascale de Lonlay, Hans de Klerk, Margot Mulder, Estela Rubio-Gozalbo, Gepke Visser, Peter van Hasselt and 21 more

Erratum issuedAbstract read
PubMed Publisher
In one paragraph

Article in Journal of inherited metabolic disease, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 26 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 2 pooled it
–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

26 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Guideline
  2. Pooled it
  3. Trial
  4. Article
  5. Review
  6. Review
  7. Article
  8. Article
  9. Putative role of TMEM165 in congenital cardiomyopathies.Frontiers in molecular neuroscience · 2025
    Review
  10. Article
  11. Article
  12. Article
  13. Review
  14. Novel MissenseFrontiers in neurology · 2022
    Article
  15. Article
  16. Article
  17. Review
  18. Article
  19. Myoclonus-Ataxia Syndromes: A Diagnostic Approach.Movement disorders clinical practice · 2021
    Review
  20. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

31 authors.

Eva MoravaCenter for Metabolic Diseases, Department of Pediatrics, University Hospitals Leuven, Leuven, Belgium. eva.morava@uzleuven.be.
Vera TiemesDepartment of Pediatrics, Radboud University Medical Center, Nijmegen, The Netherlands.
Christian ThielCenter for Child and Adolescent Medicine, Kinderheilkunde I, University of Heidelberg, Heidelberg, Germany.
Nathalie SetaBiochimie Métabolique Hôpital Bichat-Claude Bernard, Paris, France.
Pascale de LonlayReference Center of Metabolism, Necker-Enfants Malades Hospital, APHP, Imagine Institute, University Paris-Descartes, Paris, France.
Hans de KlerkDepartment of Pediatrics, Erasmus MC - University Medical Center Rotterdam, Emma Hospital, Rotterdam, The Netherlands.
Margot MulderDepartment of Pediatrics, Free University Amsterdam, Amsterdam, The Netherlands.
Estela Rubio-GozalboDepartment of Pediatrics and Laboratory Genetic Metabolic Diseases, University of Maastricht, Maastricht, The Netherlands.
Gepke VisserWilhelmina Children's Hospital, University Medical Center Utrecht, Utrecht, The Netherlands.
Peter van HasseltWilhelmina Children's Hospital, University Medical Center Utrecht, Utrecht, The Netherlands.
Dafne D G HorovitzMedical Genetics Service, Porto Alegre, RS, Brazil.
Carolina Fischinger Moura de SouzaMedical Genetics Service, Porto Alegre, RS, Brazil.
Ida V D SchwartzMedical Genetics Service, Porto Alegre, RS, Brazil.
Andrew GreenNational Centre for Medical Genetics, Dublin, Ireland.
Mohammed Al-OwainDepartment of Medical Genetics, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia.
Graciella UzielUniversity of Milan, Institute of Neurology, Milan, Italy.
Sabine SigaudyDépartement de Génétique Médicale, Hôpital Timone Enfant, Marseille, France.
Brigitte ChabrolNeuropediatrics Unit, Childrens Hospital CHU Timone, Marseille, France.
Franc-Jan van SpronsenDivision of Metabolic Diseases, Beatrix Children's Hospital, University Medical Center of Groningen, University of Groningen, Groningen, The Netherlands.
Martin SteinertSozialpädiatrisches Zentrum, Neuropädiatrie, Klinik für Kinder- und Jugendmedizin, Dortmund, Germany.
Eleni KominiKinderklinik Villingen, Schwarzwald-Baar-Klinikum, Villingen, Germany.
Donald WurmDepartment of Pediatrics, Klinikum Saarbrücken, Saarbrücken, Germany.
Andrea BevotDepartment of Pediatric Neurology and Developmental Medicine, Universal Children's Hospital Tübingen, Tübingen, Germany.
Addelkarim AyadiBiochimie Métabolique Hôpital Bichat-Claude Bernard, Paris, France.
Karin HuijbenTranslational Metabolic Laboratory, Department Laboratory Medicine, Radboud University Medical Center, Nijmegen, The Netherlands.
Marli DercksenCentre for Human Metabolomics, North-West University, Potchefstroom, South Africa.
Peter WittersCenter for Metabolic Diseases, Department of Pediatrics, University Hospitals Leuven, Leuven, Belgium.
Jaak JaekenCenter for Metabolic Diseases, Department of Pediatrics, University Hospitals Leuven, Leuven, Belgium.
Gert MatthijsLaboratory for Molecular Diagnosis, Center for Human Genetics, University of Leuven, Leuven, Belgium.
Dirk J LefeberTranslational Metabolic Laboratory, Department Laboratory Medicine, Radboud University Medical Center, Nijmegen, The Netherlands.
Ron A WeversTranslational Metabolic Laboratory, Department Laboratory Medicine, Radboud University Medical Center, Nijmegen, The Netherlands. ron.wevers@radboudumc.nl.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionAlpha-1,3-glucosyltransferase congenital disorder of glycosylation (ALG6-CDG) is a congenital disorder of glycosylation. The original patients were described with hypotonia, developmental disability, epilepsy, and increased bleeding tendency.

methodsBased on Euroglycan database registration, we approached referring clinicians and collected comprehensive data on 41 patients.

resultsWe found hypotonia and developmental delay in all ALG6-CDG patients and epilepsy, ataxia, proximal muscle weakness, and, in the majority of cases, failure to thrive. Nine patients developed intractable seizures. Coagulation anomalies were present in <50 % of cases, without spontaneous bleedings. Facial dysmorphism was rare, but seven patients showed missing phalanges and brachydactyly. Cyclic behavioral change, with autistic features and depressive episodes, was one of the most significant complaints. Eleven children died before the age of 4 years due to protein losing enteropathy (PLE), sepsis, or seizures. The oldest patient was a 40 year-old Dutch woman. The most common pathogenic protein alterations were p.A333V and p.I299Del, without any clear genotype-phenotype correlation. DISCUSSION: ALG6-CDG has been now described in 89 patients, making it the second most common type of CDG. It has a recognizable phenotype and a primary neurologic presentation.

Indexed as

AdolescentAdultAtaxiaChildChild, PreschoolCongenital Disorders of GlycosylationEpilepsyFemaleGenetic Association StudiesGlucosyltransferasesGlycosylationHumansInfantInfant, NewbornLimb Deformities, CongenitalMaleALG6 protein, humanGlucosyltransferasesMembrane Proteins

Identifiers

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.