Evidence map›Paper›PMID 31618753›Full record

ArticlePediatric research2020

Genotype-phenotype analysis of 523 patients by genetics evaluation and clinical exome sequencing.

Mark N Ziats, Ayesha Ahmad, John A Bernat, Rachel Fisher, Megan Glassford, Mark C Hannibal, Joseph E Jacher, Natasha Weiser, Catherine E Keegan, Kristen N Lee and 10 more

Abstract read
In one paragraph

Article in Pediatric research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

  1. Article
  2. Genotypic and phenotypic heterogeneity in tubulinopathies: insights from a Turkish multicenter cohort.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2026
    Article
  3. Neurology. Genetics · 2026
    Article
  4. Review
  5. Further Delineation of the AUTS2 HX Repeat Domain-Related Phenotype.American journal of medical genetics. Part A · 2025
    Article
  6. Review
  7. Article
  8. Article
  9. Article
  10. TUBB3 and KIF21A in neurodevelopment and disease.Frontiers in neuroscience · 2023
    Review
  11. Article
  12. Article
  13. Article
  14. Review
  15. Toward precision medicine inFrontiers in neurology
    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

20 authors.

Mark N ZiatsDepartment of Internal Medicine, University of Michigan, Arbor, MI, USA.
Ayesha AhmadDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
John A BernatDivision of Medical Genetics, Stead Family Department of Pediatrics, University of Iowa, Iowa City, IA, USA.
Rachel FisherDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Megan GlassfordDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Mark C HannibalDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Joseph E JacherDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Natasha WeiserDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Catherine E KeeganDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Kristen N LeeDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Tessa B MarzullaDepartment of Human Genetics, University of Michigan, Arbor, MI, USA.
Bridget C O'ConnorDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Shane C QuinonezDepartment of Internal Medicine, University of Michigan, Arbor, MI, USA.
Lauren SeemannDepartment of Human Genetics, University of Michigan, Arbor, MI, USA.
Lauren TurnerDepartment of Human Genetics, University of Michigan, Arbor, MI, USA.
Stephanie BielasDepartment of Human Genetics, University of Michigan, Arbor, MI, USA.
Nicholas L HarrisChildren's Clinical Trial Support Unit, University of Michigan, Arbor, MI, USA.
Jacob D OgleDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA.
Jeffrey W InnisDepartment of Internal Medicine, University of Michigan, Arbor, MI, USA.
Donna M MartinDivision of Pediatric Genetics, Metabolism, and Genomic Medicine, Department of Pediatrics, University of Michigan, Arbor, MI, USA. donnamm@umich.edu.

Funding

Exploration of Connexin26 Genotypes, Phenotypes, and Gene ReplacementR01DC014456 · NIDCD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MARTIN, DONNA M., RAPHAEL, YEHOASH · 2016 to 2020
$2.5M
Genetic Diagnosis of Neurodevelopmental Disorders in IndiaR01HD093570 · NICHD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BIELAS, STEPHANIE LEE · 2018 to 2024
$2.3M
Role of histone ubiquitination in neurodevelopment and diseaseR01NS101597 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BIELAS, STEPHANIE LEE · 2018 to 2022
$2.0M
NICHD NIH HHS R01 HD093570NIDCD NIH HHS R01 DC014456NINDS NIH HHS R01 NS101597
6 · The paper itself

Abstract

backgroundAs clinical exome sequencing (CES) becomes more common, understanding which patients are most likely to benefit and in what manner is critical for the general pediatrics community to appreciate.

methodsFive hundred and twenty-three patients referred to the Pediatric Genetics clinic at Michigan Medicine were systematically phenotyped by the presence or absence of abnormalities for 13 body/organ systems by a Clinical Genetics team. All patients then underwent CES.

resultsOverall, 30% of patients who underwent CES had an identified pathogenic mutation. The most common phenotypes were developmental delay (83%), neuromuscular system abnormalities (81%), and multiple congenital anomalies (42%). In all, 67% of patients had a variant of uncertain significance (VUS) or gene of uncertain significance (GUS); 23% had no variants reported. There was a significant difference in the average number of body systems affected among these groups (pathogenic 5.89, VUS 6.0, GUS 6.12, and no variant 4.6; P < 0.00001). Representative cases highlight four ways in which CES is changing clinical pediatric practice.

conclusionsPatients with identified variants are enriched for multiple organ system involvement. Furthermore, our phenotyping provides broad insights into which patients are most likely to benefit from genetics referral and CES and how those results can help guide clinical practice more generally.

Indexed as

DNA Mutational AnalysisExome SequencingGenetic TestingMutationCongenital AbnormalitiesGenetic Association StudiesGenetic Predisposition to DiseaseHumansPhenotypePredictive Value of TestsRetrospective Studies

Identifiers

PMID31618753
PMCPMC7082194

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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.