Registry for patients with ASXL-related disorders
Official title: Natural History Study for the ASXL-Related Disorders and Chromatinopathies
Run by University of California, Los Angeles · NCT03303716 · Data updated 2026-11-12
This study is collecting information from patients with Bohring-Opitz, Shashi-Pena, and Bainbridge-Ropers Syndromes to learn more about their conditions and how to manage them better.
Quick facts
| Study type | Observational |
|---|---|
| Sex | All |
| Enrollment | 200 (estimated) |
| Sponsor | University of California, Los Angeles Academic / other |
| Locations | 1 site (Los Angeles, California) |
| Status | Recruiting |
| Started | September 20, 2017 |
| Main results expected | September 2037 |
| Study ends | September 2037 |
| Registry record updated | December 26, 2025 |
| Trial ID | NCT03303716 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are individuals with a clinical or molecular diagnosis of an ASXL-related disorder.
✕Probably not a fit
Patients without a clinical or molecular diagnosis of an ASXL-related disorder will not benefit from this registry.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational registry focuses on the natural history, management, and treatment of patients diagnosed with Bohring-Opitz Syndrome, Shashi-Pena Syndrome, and Bainbridge-Ropers Syndrome. Participants will complete a series of surveys over time regarding their medical conditions, and researchers will collect primary medical records. The study is conducted in collaboration with several prominent children's hospitals and is supported by non-profit organizations dedicated to ASXL-related disorders. Data will be shared with participants and used for research publications while ensuring HIPAA compliance.
Why it matters
Potential benefit: If successful, this registry could enhance understanding and management of ASXL-related disorders, leading to improved patient care.
How similar studies have gone: Other studies focusing on rare genetic disorders have shown success in improving patient outcomes through registry data collection.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Clinical or molecular diagnosis of an ASXL related disorder Exclusion Criteria: * No clinical or molecular diagnosis of an ASXL related disorder
Where it's running
-
University of California, Los Angeles
Los Angeles, California, United States Recruiting
Study contacts
- Principal investigator: Wen-Hann Tan, BMBS — Boston Children's Hospital
- Study coordinator: Bianca Russell, MD
- Email: ASXL-CHROMATIN-REGISTRY@mednet.ucla.edu
- Phone: (310) 206-6581
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.