Clinical trial Recruiting at 11 sites Observational Ages 1 Day to 25

International registry for rare embryonal tumors of the central nervous system

Official title: Rare Embryonal Tumors of the Central Nervous System: International Registry

Run by Immune Oncology Research Institute · NCT05711992 · Data updated 2026-11-12

This study is creating a database to help doctors learn more about rare brain tumors in kids and young adults, so they can improve diagnosis and treatment, especially in places where information is limited.

More Embryonal Tumor trials

Quick facts

Study typeObservational
Ages1 Day to 25 Years
SexAll
Enrollment300 (estimated)
SponsorImmune Oncology Research Institute
Academic / other
Locations11 sites (Yerevan and 10 other locations)
StatusRecruiting
StartedFebruary 1, 2023
Main results expectedFebruary 2033
Study endsFebruary 2033
Registry record updatedMay 8, 2025
Trial IDNCT05711992 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this registry are patients aged 25 years or younger diagnosed with specific rare embryonal tumors of the CNS since January 1, 2010.

Probably not a fit

Patients with CNS metastases of extracranial embryonal tumors 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 international registry aims to create a comprehensive database of pediatric and young adult patients diagnosed with rare embryonal tumors of the central nervous system. It focuses on documenting clinical presentations, diagnostic challenges, treatment regimens, and patient outcomes for these rare tumors, which include ETMR, FOXR2-activated CNS neuroblastoma, and others. The registry seeks to evaluate prognostic factors and identify gaps in diagnosis and treatment, particularly in low- and middle-income countries where data is scarce. By gathering this information, the study aims to improve understanding and management of these rare conditions.

Why it matters

Potential benefit: If successful, this registry could lead to improved diagnosis and treatment strategies for patients with rare embryonal tumors.

How similar studies have gone: While there have been studies on rare embryonal tumors, this registry approach is novel and aims to fill significant gaps in existing research.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients diagnosed with rare embryonal tumors of CNS since 01.01.2010:

  * ETMR (including embryonal tumor with abundant neuropil and true rosettes (ETANTR), ependymoblastoma (EBL) and medulloepithelioma (MEPL) which were previously classified as CNS-PNETs)
  * FOXR2-activated CNS neuroblastoma
  * cribriform neuroepithelial tumor
  * CNS tumor with BCOR internal tandem duplication
  * all patients diagnosed with neuroblastoma and ganglioneuroblastoma with no molecular genetic tests available
* Patients ≤ 25 years of age
* Signed informed consent form for prospective patients ≥ 18 years of age
* Signed parental permission and child assent forms for prospective patients \< 18 years of age

Exclusion Criteria:

• CNS metastases of extracranial embryonal tumors

Where it's running

  • Hematology Center named after prof. R. Yeolyan
    Yerevan, Armenia
    Recruiting
  • Children's Hospital of Eastern Ontario (CHEO)
    Ottawa, Canada
    Recruiting
  • Semmelweis University
    Budapest, Hungary
    Recruiting
  • National Cancer Institute, All India Institutes of Medical Sciences
    New Delhi, India
    Recruiting
  • Oncology Department of Golestan hospital
    Tehran, Iran
    Recruiting
  • IRCCS Istituto Ospedale Pediatrico Bambino Gesù
    Rome, Italy
    Recruiting
Show 5 more locations
  • Hospital Civil de Guadalajara "Dr. Juan I. Menchaca"
    Guadalajara, Mexico
    Recruiting
  • Centro Médico ABC
    Mexico City, Mexico
    Recruiting
  • Hospital Nacional Alberto Sabogal Sologuren - EsSalud
    Bellavista, Peru
    Recruiting
  • Hospital Nacional Edgardo Rebagliati Martins
    Lima, Peru
    Recruiting
  • China Medical University Children's Hospital
    Taichung, Taiwan
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

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  • B7-H3 CAR T cells for recurrent brain tumors in kids and young adults

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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.