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ClinicalTrials.gov 4 recruiting now early-phase tilt small index

Atypical Teratoid/Rhabdoid Tumor: early-phase trial registry

4 of 10 indexed Atypical Teratoid/Rhabdoid Tumor trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #1,724 of 28,707 conditions by registered trial count.

10 US clinical trials · 4 currently recruiting · #1,724 of 28,707 conditions by registered trial count

Atypical Teratoid/Rhabdoid Tumor: 10 US clinical trials tracked, 4 recruiting.

Atypical Teratoid/Rhabdoid Tumor is the subject of 10 registered US clinical trials on ClinicalTrials.gov, 4 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 10 in Phase 1-2 (earlier-stage). The most active sponsor is Seattle Children's Hospital, running 2 of these trials.

Enrollment posture brief

Registry condition atypical-teratoidrhabdoid-tumor

OPEN 4 | RECR 40% | LATE 0 | EARLY 10 | RANK #1724 | SPON 2

Nearest open-share peer: Acute Myeloid Leukemia (AML) (40% recruiting · 30 trials)

Acute Leukemia of Ambiguous 80%Achondroplasia40%Atypical Teratoid/Rhabdo (th…40%Accelerated Phase Chronic My20%Accidental Fall20%
Open-enrollment share among volume-matched conditions near Atypical Teratoid/Rhabdoid Tumor

Atypical Teratoid/Rhabdoid Tumor lists 4 open slots (40% of 10 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Atypical Teratoid/Rhabdoid Tumor on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Atypical Teratoid/Rhabdoid Tumor is recruiting below its size-band peers.

    4 of 10 indexed trials (40%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Atypical Teratoid/Rhabdoid Tumor research.

    Seattle Children's Hospital accounts for 2 of 10 trials (20%). 8 distinct sponsors appear on at least one study for this condition label.

  3. Most Atypical Teratoid/Rhabdoid Tumor trials plan to enrol fewer than 100 people.

    Median target enrolment is 49 among the 10 trials that report a genuine target (sentinel values excluded). 8 of those (80%) plan for fewer than 100 participants.

  4. Atypical Teratoid/Rhabdoid Tumor research is mostly interventional.

    10 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 18Phase 22

Open and recent trials

10 total, page 1 of 1

RECRUITING Phase 1 289 participants

Eflornithine (DFMO) and AMXT 1501 for Neuroblastoma, CNS Tumors, and Sarcomas

Milton S. Hershey Medical Center

NCT06465199

RECRUITING Phase 1 90 participants

Study of B7-H3-Specific CAR T Cell Locoregional Immunotherapy for Diffuse Intrinsic Pontine Glioma/Diffuse Midline Glioma and Recurrent or Refractory Pediatric Central Nervous System Tumors

Seattle Children's Hospital

NCT04185038

RECRUITING Phase 1 49 participants

Tazemetostat+Nivo/Ipi in INI1-Neg/SMARCA4-Def Tumors

Susan Chi, MD

NCT05407441

RECRUITING Phase 1 48 participants

Loc3CAR: Locoregional Delivery of B7-H3-CAR T Cells for Pediatric Patients With Primary CNS Tumors

St. Jude Children's Research Hospital

NCT05835687

ACTIVE NOT RECRUITING Phase 2 125 participants

Phase 2 Study of Alisertib Therapy for Rhabdoid Tumors

St. Jude Children's Research Hospital

NCT02114229

ACTIVE NOT RECRUITING Phase 1 86 participants

Tiragolumab and Atezolizumab for the Treatment of Relapsed or Refractory SMARCB1 or SMARCA4 Deficient Tumors

National Cancer Institute (NCI)

NCT05286801

ACTIVE NOT RECRUITING Phase 2 45 participants

Study of Nivolumab and Ipilimumab in Children and Young Adults With INI1-Negative Cancers

Dana-Farber Cancer Institute

NCT04416568

ACTIVE NOT RECRUITING Phase 1 10 participants

HER2-specific CAR T Cell Locoregional Immunotherapy for HER2-positive Recurrent/Refractory Pediatric CNS Tumors

Seattle Children's Hospital

NCT03500991

COMPLETED Phase 1 34 participants

Modified Measles Virus (MV-NIS) for Children and Young Adults With Recurrent Medulloblastoma or Recurrent ATRT

Sabine Mueller, MD, PhD

NCT02962167

COMPLETED Phase 1 18 participants

Aflac ST0901 CHOANOME - Sirolimus in Solid Tumors

Emory University

NCT01331135

Phase Distribution

PhaseTrial count
Phase 1 8
Phase 2 2

Named interventions

Most-linked intervention names on Atypical Teratoid/Rhabdoid Tumor records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Ipilimumab Drug
2 trials
Nivolumab Drug
2 trials
Modified Measles Virus Lumbar Puncture Biological
1 trials
Modified Measles Virus Biological
1 trials
methotrexate Drug
1 trials
alisertib Drug
1 trials
HER2-specific chimeric antigen receptor (CAR) T cell Biological
1 trials
sirolimus Drug
1 trials

US sites by state

Facility locations filed on Atypical Teratoid/Rhabdoid Tumor trials. A trial with sites in several states counts in each.

Texas 4 trials
Georgia 4 trials
California 4 trials
Washington 3 trials
Pennsylvania 3 trials
Massachusetts 3 trials
Tennessee 2 trials
Missouri 2 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Atypical Teratoid/Rhabdoid Tumor page

10 registered trials, 4 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 4 Atypical Teratoid/Rhabdoid Tumor trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Seattle Children's Hospital sponsors the most Atypical Teratoid/Rhabdoid Tumor trials on record, review their full trial history before evaluating a specific study. See Seattle Children's Hospital's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Atypical Teratoid/Rhabdoid Tumor condition card totals 10 registered trials; most-linked intervention Ipilimumab; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.