Clinical trial Recruiting at 1 site Interventional Ages 2 and up

Using advanced genome mapping to improve diagnosis of neurodevelopmental disorders

Official title: Expanding NGS Data with Optical Genome Mapping (OGM): More Comprehensive Variant Detection in Children with Unexplained Rare Genetic Disorders

Run by IRCCS Eugenio Medea · NCT06851377 · Data updated 2026-11-12

This study is testing a new way to look at genes in children with severe neurodevelopmental disorders to see if it can help find answers when standard tests haven't worked.

Quick facts

Study typeInterventional
Ages2 Years and up
SexAll
Enrollment60 (estimated)
SponsorIRCCS Eugenio Medea
Academic / other
Locations1 site (Bosisio Parini, Lecco)
StatusRecruiting
StartedMay 23, 2024
Main results expectedDecember 2026
Study endsDecember 2026
Registry record updatedFebruary 28, 2025
Trial IDNCT06851377 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include children with severe neurodevelopmental disorders who have not received a molecular diagnosis from standard genetic testing.

Probably not a fit

Patients who have already undergone comprehensive genetic testing and received a definitive diagnosis are unlikely to benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study aims to enhance the diagnostic yield for pediatric neurodevelopmental disorders by utilizing Optical Genome Mapping (OGM) in conjunction with Next-Generation Sequencing (NGS). It focuses on children who have previously tested negative for standard genetic tests, offering a more comprehensive analysis of their genetic variants. By detecting structural variants that traditional methods may miss, the study seeks to provide clearer insights into the genetic underpinnings of these disorders. The project will involve 60 children with severe neurodevelopmental conditions to assess the effectiveness of this combined approach.

Why it matters

Potential benefit: If successful, this study could lead to improved molecular diagnoses for children with neurodevelopmental disorders, enabling more personalized treatment options.

How similar studies have gone: While the use of Optical Genome Mapping is a relatively novel approach, similar studies have shown promise in improving genetic diagnostics in other conditions.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* individuals without a molecular diagnosis (negative to ES/CMA analyses);
* individuals with genetic diagnoses that explain only one component of their primary phenotype;
* individuals carrying one or more variants of uncertain clinical significance
* individuals with a phenotype highly reminiscent of clinically and molecularly well-defined syndromes (i.e., Marfan Syndrome) but negative to routine molecular analysis.

Exclusion Criteria:

* individuals who have not undergone initial diagnostic genetic tests (ES/CMA)

Where it's running

  • Cytogenetic Unit of Medical Genetic Laboratory
    Bosisio Parini, Lecco, Italy
    Recruiting

Study contacts

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.