Evaluating a new imaging method for low-grade brain tumors in children
Official title: Evaluation of 18F-Fluciclovine PET-MRI as a Biomarker of Response in Pediatric and Young Adult Patients With Low Grade Gliomas (LGG)
Run by Children's Hospital of Philadelphia · NCT05555550 · Data updated 2026-11-12
This study is testing a new imaging method to see if it can help doctors better monitor and manage low-grade brain tumors in children.
Quick facts
| Phase | Early Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 1 Year to 21 Years |
| Sex | All |
| Enrollment | 30 (estimated) |
| Sponsor | Children's Hospital of Philadelphia Academic / other |
| Locations | 1 site (Philadelphia, Pennsylvania) |
| Status | Recruiting |
| Started | November 29, 2026 |
| Main results expected | December 2027 |
| Study ends | September 2028 |
| Registry record updated | September 22, 2026 |
| Trial ID | NCT05555550 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are children aged 1 to 21 years with confirmed low-grade gliomas scheduled to receive systemic therapy.
✕Probably not a fit
Patients who cannot tolerate imaging procedures or those with conditions that prevent them from undergoing the necessary scans may not 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 assess the safety and effectiveness of 18F-Fluciclovine Positron Emission Tomography-Magnetic Resonance Imaging (PET-MRI) in managing low-grade gliomas (LGG) in children. Participants will undergo imaging with 18F-Fluciclovine PET-MRI before starting therapy, and again at three months and one year after treatment initiation. The study will compare changes in 18F-Fluciclovine uptake with MRI measurements to evaluate the imaging method's utility in monitoring tumor response. The goal is to improve the management of LGG in pediatric patients.
Why it matters
Potential benefit: If successful, this study could enhance the monitoring and treatment of low-grade gliomas in children, leading to better patient outcomes.
How similar studies have gone: Other studies using advanced imaging techniques for gliomas have shown promise, suggesting potential success for this novel approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria 1. LGG including the brainstem and supratentorial only (WHO grade I-II), confirmed by biopsy unless in NF1 participants with classic appearance. 2. Participants must have evaluable disease (1x1 cm tumor on MRI) 3. Scheduled to receive systemic therapy for LGG 4. Performance Score: Karnofsky ≥ 50 for participants \> 16 years of age and Lansky ≥ 50 for participants ≤ 16 years of age. Participants who are unable to walk because of paralysis, but who are up in a wheelchair, will be considered ambulatory for the purpose of assessing the performance score. 5. Age: Participants must be ≥ 1 years but ≤21 years of age at registration 6. Being on a treatment regimen does not exclude a subject from enrollment. Exclusion Criteria 1. Inability to tolerate imaging procedures in the opinion of an investigator or treating physician 2. Pregnant participants 3. Participants who weigh less than 8 kg. 4. Participants who cannot avoid contact with a pregnant woman or infant for at least 12 hours following injection. 5. Participants with a history of abnormal kidney function or creatinine \>= CTCAE v5.0 grade 2 at time of study registration. 6. Participants with primary tumors of the spinal cord.
Where it's running
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The Children s Hospital of Philadelphia
Philadelphia, Pennsylvania, United States Recruiting
Study contacts
- Principal investigator: Mariam Aboian, MD,PhD — The Children s Hospital of Philadelphia
- Study coordinator: Mariam Aboian, MD, PhD
- Email: aboianm@chop.edu
- Phone: 215-510-7661
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Using 18F-fluciclovine PET-MRI to assess high-grade gliomas in children
This study is testing a special imaging technique to see if it can help doctors tell the difference between real tumor growth and changes after treatment in children with high-grade brain tumors.
-
Patient experiences during treatment for IDH‑mutant grade 2 gliomas: vorasidenib, radiotherapy, or observation
This project will test how adults with IDH‑mutant grade 2 gliomas feel—their quality of life, treatment symptoms, and anxiety—when they receive vorasidenib, radiotherapy, or active surveillance.
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Laser thermal therapy for young people with low-grade glioma
This research will test whether laser interstitial thermal therapy (LITT) can stop or slow recurrent or progressive low-grade gliomas in children, adolescents, and young adults.
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LMP744 (an indenoisoquinolone) for people with recurrent glioblastoma
This trial will test whether the drug LMP744 can shrink tumors or slow progression in adults whose glioblastoma has returned after prior treatment.
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Dabrafenib and trametinib dose-reduction for BRAF V600 low-grade glioma
This trial tries to see if stopping or slowly lowering dabrafenib and trametinib after about 12–24 months works for people with BRAF V600–mutant low-grade glioma.
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Monitoring low-grade gliomas using blood samples
This study is testing if analyzing blood samples can help monitor patients with low-grade brain tumors for signs of recurrence better than current MRI methods.
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.