Evidence map›Paper›PMID 35093143›Full record

ArticleOrphanet journal of rare diseases2022

Phelan-McDermid syndrome: a classification system after 30 years of experience.

Katy Phelan, Luigi Boccuto, Craig M Powell, Tobias M Boeckers, Conny van Ravenswaaij-Arts, R Curtis Rogers, Carlo Sala, Chiara Verpelli, Audrey Thurm, William E Bennett and 4 more

Abstract readLetter
In one paragraph

Article in Orphanet journal of rare diseases, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

34 citing papers in PubMed.

  1. Article
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  10. Inflammation increases the penetrance of behavioral impairment inbioRxiv : the preprint server for biology · 2025
    Article
  11. Genome Sequencing Uncovers Additional Findings in Phelan-McDermid Syndrome.American journal of medical genetics. Part B, Neuropsychiatric genetics : the official publication of the International Society of Psychiatric Genetics · 2025
    Article
  12. A Frank Assessment of SHANK: Impacts of Pathogenic Variations in SHANK3 on Preclinical Models of Phelan McDermid Syndrome.Autism research : official journal of the International Society for Autism Research · 2025
    Review
  13. Retrospective Reports of Skill Attainment and Loss in Phelan-McDermid Syndrome.American journal on intellectual and developmental disabilities · 2025
    Article
  14. Article
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  17. Review
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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

14 authors.

Katy PhelanGenetics Laboratory, Florida Cancer Specialists, Fort Myers, FL, 33916, USA. kphelan@flcancer.com.ORCID 0000-0003-2457-6226
Luigi BoccutoSchool of Nursing, College of Behavioral, Social and Health Sciences, Clemson University, Clemson, SC, 29634, USA.
Craig M PowellDepartment of Neurobiology, University of Alabama at Birmingham, Marnix E. Heersink School of Medicine, Birmingham, AL, 35233, USA.
Tobias M BoeckersInstitute of Anatomy and Cell Biology, University of Ulm, Ulm, Germany.
Conny van Ravenswaaij-ArtsMedical Centre Groningen, Department of Genetics, University of Groningen, Groningen, Netherlands.
R Curtis RogersGreenwood Genetic Center - Greenville, Greenville, SC, 29605, USA.
Carlo SalaCNR Neuroscience Institute, University of Milan, Milan, Italy.
Chiara VerpelliCNR Neuroscience Institute, University of Milan, Milan, Italy.
Audrey ThurmNeurodevelopmental and Behavioral Phenotyping Service, NIMH, Bethesda, MD, 20892, USA.
William E BennettDivision of Pediatrics, Gastroenterology, Hepatology, and Nutrition, Department of Pediatrics, Indiana University School of Medicine, Indianapolis, IN, 46202, USA.
Christopher J WinrowCyclerion Therapeutics, Cambridge, MA, 02142, USA.
Sheldon R GarrisonRogers Behavioral Health, Oconomowoc, WI, 53066, USA.
Roberto ToroHuman Genetics and Cognitive Functions, Institut Pasteur, UMR3571 CNRS, Université de Paris, 75015, Paris, France.
Thomas BourgeronHuman Genetics and Cognitive Functions, Institut Pasteur, UMR3571 CNRS, Université de Paris, 75015, Paris, France. thomas.bourgeron@pasteur.fr.

Funding

Neurodevelopmental and Behavioral Phenotyping ZICMH002961 · NIMH · NATIONAL INSTITUTE OF MENTAL HEALTH · PI THURM, AUDREY · 2017 to 2025
$12.6M
Molecular and Cellular Basis of Neurodevelopmental DisordersR01MH113948 · NIMH · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI POWELL, CRAIG M · 2020 to 2024
$3.3M
NIMH NIH HHS R01 MH113948
6 · The paper itself

Abstract

Phelan-McDermid syndrome (PMS) was initially called the 22q13 deletion syndrome based on its etiology as a deletion of the distal long arm of chromosome 22. These included terminal and interstitial deletions, as well as other structural rearrangements. Later, pathogenetic variants and deletions of the SHANK3 gene were found to result in a phenotype consistent with PMS. The association between SHANK3 and PMS led investigators to consider disruption/deletion of SHANK3 to be a prerequisite for diagnosing PMS. This narrow definition of PMS based on the involvement of SHANK3 has the adverse effect of causing patients with interstitial deletions of chromosome 22 to "lose" their diagnosis. It also results in underreporting of individuals with interstitial deletions of 22q13 that preserve SHANK3. To reduce the confusion for families, clinicians, researchers, and pharma, a simple classification for PMS has been devised. PMS and will be further classified as PMS-SHANK3 related or PMS-SHANK3 unrelated. PMS can still be used as a general term, but this classification system is inclusive. It allows researchers, regulatory agencies, and other stakeholders to define SHANK3 alterations or interstitial deletions not affecting the SHANK3 coding region.

Indexed as

Chromosome DisordersChromosome DeletionChromosomes, Human, Pair 22HumansPhenotype22q13 deletionPhelan-McDermid syndromePMSSHANK3

Identifiers

PMID35093143
PMCPMC8800328

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.