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NCT07528547Recruiting

Hypersight and Ethos In Pediatric Radiotherapy

Hypersight and Ethos In Pediatric Radiotherapy (Peds Ethos)

Source: ClinicalTrials.gov · Last updated 15 Apr 2026

Brief summary (registry, in English)

This is a single-center, prospective pilot study evaluating the utility of HyperSight CBCT imaging and Ethos adaptive radiation planning in pediatric patients receiving radiation therapy for non-cranial tumors. Twenty patients aged 18 or under will be enrolled. Participants will receive standard-of-care radiation therapy, with the addition of twice-weekly HyperSight CBCT scans. These scans will be used to assess anatomical changes and generate adapted radiation plans using the Ethos platform. Radiation oncologists and radiation therapists will independently evaluate the need for adaptation, and adapted vs. scheduled plans will be compared using dosimetric and anatomical similarity metrics. An optional sub-study will allow anonymized imaging and planning data to be shared with Varian Medical Systems. The study duration will match the patient's treatment course, typically 1-6 weeks, with no additional follow-up beyond standard care.

Status (registry)
Recruiting
Study type
Interventional
Enrollment
20 (estimated)
First submitted
26 May 2025
Start date
14 Apr 2026
Primary completion date
31 Dec 2027
Lead sponsor
University Health Network, Toronto
NCT number
NCT07528547

What you commit to

  • Study type: Interventional
  • Planned participants: 20
  • From 14 Apr 2026 to the primary completion date, 31 Dec 2027
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Other

  • \- Patients with primary cranial tumours will be excluded due to the low expected utility of non-contrast CT scans in the delineation of brain edema and brain substructures.

Who the study is looking for

  • Patient (paediatric or adolescent) age 18 or under receiving at least 5 days of radiation therapy
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 3

Age in the registry: - to 18 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Princess Margaret Cancer Centre
Coordinator of this site? Confirm its status
TorontoCanadaRecruiting

This page is information, not medical advice. Discuss any trial with your doctor.