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Registry following patients with several cancers treated by MR-Linac radiation therapy

Records outcomes of cancer patients receiving radiation therapy with the Unity MR-Linac machine.

Key facts

Who runs it
UMC Utrecht
Where
Houston, Milwaukee, and Pittsburgh, United StatesSee the 3 sitesAlso in 8 other countries, 15 sites
Trial code
Registry title
The MOMENTUM Study: The Multiple Outcome Evaluation of Radiation Therapy Using the MR-Linac Study
Status
Recruiting
People taking part
8,000 people, planned
Started
1 Feb 2019
Expected to end
1 Aug 2030
Type of study
Observational, 13 groups
Treatments tested
  • Radiation therapy
Record updated
5 March 2026

Who can take part

AI summary

From the trial's eligibility criteria. Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.

The trial is looking for adults who will have, or have had, imaging or radiation treatment on an MR-Linac machine, for example for breast, prostate, gynecologic or brain tumors.

Age
18 years or older
Sex
All sexes can join.
Earlier treatment
Patients who are going to have, or have completed, imaging or treatment on an MR-Linac.

Main reasons for not taking part

  • MRI contraindications as in usual clinical care
  • Possible pregnancy
  • Claustrophobia
  • Metal or electronic implants not compatible with MRI

The registry criteria, word for word

Show all 5 criteriaShow less

Who can take part

  • Patient is to undergo or has completed imaging or treatment procedures on an MR-Linac
  • Patient provides written, informed consent
  • Patient is 18 years old or older

Who cannot take part

  • MRI contraindications as per usual clinical care, such as (possible) pregnancy; claustrophobia and metal or electronic implants not compatible with MRI
  • MRI exclusion criteria, including

Where in United States

Also in 8 other countries, 15 sites

  • MD Anderson Cancer CenterHouston, United StatesContact: Clifton D FullerTaking people
  • Medical College of WisconsinMilwaukee, United StatesContact: William A HallTaking people
  • Allegheny Health NetworkPittsburgh, United StatesContact: Tom ColoniasTaking people

About the trial

What the trial wants to find out

The Multi-OutcoMe EvaluatioN of radiation Therapy Using the Unity MR-Linac Study (MOMENTUM) is a multi-institutional, international registry facilitating evidenced based implementation of the Unity MR-Linac technology and further technical development of the MR-Linac system with the ultimate purpose to improve patients' survival, local, and regional tumor control and quality of life.

The 13 groups in the trial

  • Brain cancer

    Treatment: Radiation therapy

  • Lung cancer

    Treatment: Radiation therapy

  • Esophageal cancer

    Treatment: Radiation therapy

  • Breast Cancer

    Treatment: Radiation therapy

  • Head and Neck Cancer

    Treatment: Radiation therapy

  • Pancreatic cancer

    Treatment: Radiation therapy

  • Gynecological cancer

    Treatment: Radiation therapy

  • Rectal cancer

    Treatment: Radiation therapy

  • Prostate cancer

    Treatment: Radiation therapy

  • Bladder cancer

    Treatment: Radiation therapy

  • Oligometastases

    Treatment: Radiation therapy

  • Liver cancer

    Treatment: Radiation therapy

  • Other types of cancer

    Treatment: Radiation therapy

Results explained

A paper that names this trial, explained in plain words.

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

Print a page for my doctor

Data and sources

Registry record
Listed on ClinicalTrials.gov.
Official title
The Multiple Outcome Evaluation of Radiation Therapy Using the MR-Linac Study
Plain-language title
Registry following patients with several cancers treated by MR-Linac radiation therapyGenerated from the registry record. The registry title is the official one.
AI summary
From the trial's eligibility criteria. Read by machine on 12 November 2026.
Publications
Record updated
5 March 2026