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A Feasibility Study of MRI Guided Stereotactic Ablative Radiotherapy (MIDSECTION)

Sponsor: The Christie NHS Foundation Trust

NCT ID: NCT05903430

View on ClinicalTrials.gov ↗

At a glance

What the study gets you
Health checks and monitoring — no treatment given
Type of study
Observational (no treatment given)
Time in hospital
In-person visits at study sites — visit count not specified by the sponsor
Drug or intervention
Not specified by the sponsor
How long the study runs
Study runs about 17 months (dates as stated)
About the drug or intervention
Not specified by the sponsor
Patient visit burden
Not specified by the sponsor

In plain English

This study, called MIDSECTION, is looking at whether it is possible to use MRI (magnetic resonance imaging, a scan that uses magnets instead of X-rays) to guide a type of precise high-dose radiotherapy called stereotactic ablative radiotherapy (SABR). It is for people with cancer in the abdomen (the area of the body between the chest and hips) or lung cancer. It is sponsored by The Christie NHS Foundation Trust.

Who can take part

  • You are able to have MRI scans (nothing rules them out for you).
  • You can have SABR to the abdomen under NHS England SABR Consortium Guidelines, or SABR to the central lung under RTOG Guidelines.
  • You are able to give informed consent (agree to take part after being told about the study).
  • You are expected to live more than 6 months.
  • You have no more than 3 sites of spread (oligometastatic disease) being treated in total.
  • Your day-to-day activity level (performance status) is 2 or better.
  • You are willing to go to follow-up appointments and let the team collect your details for at least 1 year.

Who may not be able to

  • Anything found on the MRI safety screening form that means you cannot have MRI scans.
  • You cannot tolerate MRI scans.
  • You have a severe or uncontrolled illness that, in the study team's view, makes taking part unwise.
  • You have a significant health condition or test result that, in the study team's view, makes taking part unwise.
  • You have active hepatitis B, hepatitis C, or HIV.

What taking part involves

  • • MRI-guided stereotactic ablative radiotherapy (SABR), which is a precise, high-dose form of radiotherapy.
  • • Not stated — ask the trial team about the exact treatment plan.

Time commitment: You would attend follow-up appointments and have your details collected for at least 1 year; other details about visits and duration are not stated — ask the trial team.

Plain-English summary (AI-generated) from registry data. Not eligibility advice — only the trial team can confirm whether you can take part. Use the eligibility checker to see how your health profile matches this trial.

Type of study
Observing health over time
Ages
18 Years and over
Who
All
Number of participants
60
Started
2025-08-29
Last checked
2025-08

Plain English Summary

What is this study?

  • • Testing a new treatment for abdominal cancer
  • • Clinical study - 60 participants
  • • To determine if the investigators are able to deliver highly focused, intense radiation to tumours in the abdominal region or chest cavity whilst limiting the dose to surrounding organs using a high field strength MR-Linac

Who can take part?

  • • Ages 18 Years and over
  • • Diagnosed with abdominal cancer

Where?

  • • Manchester - The Christie NHS Foundation Trust

This is a simplified summary. Always discuss with your doctor before making any decisions.

About This Trial

To determine if the investigators are able to deliver highly focused, intense radiation to tumours in the abdominal region or chest cavity whilst limiting the dose to surrounding organs using a high field strength MR-Linac.

More detail

Stereotactic Ablative Radiotherapy (SABR) for tumours in the thorax and abdomen is becoming the standard of care for patients with small, localised disease. Recent publications and guidelines provide evidence for safe, effective treatment prescriptions in most of these tumour sites. However this guidance is based on the use of x-ray based guidance systems, without the use of functional imaging or real-time adaptation. To investigate the potential benefits of MRI-guided SABR, including superior at-treatment imaging, gating, real-time adaptation and the integration of functional or biological information, the investigators propose to undertake MR-guided SABR using established guidance. In doing this the investigators will be able to evaluate the patient experience (for example the MR Linac is considerably noisier than a standard treatment machine); the investigators will be able to acquire images (with no additional radiation) to interrogate motion, and deformations in real-time to assess whether or not real time adaptations would benefit the patient experience and/or outcomes; the investigators will be able to compare the outcomes of the patients treated on a machine with superior imaging to those undergoing the same (or similar) treatment on standard machines using the UKCAT database; the investigators will be able (should participants choose to give consent) to acquire research images interrogating tumour and normal tissue physiology/biology and determine if and how this information may be able to improve treatments and/or predict response. For these reasons it is important to make this change in practice (from x-ray guided SABR to MRI-guided SABR) within the confines of an observational clinical study.

Abdominal CancerLung Cancer

How this trial compares with your answers

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What we know so far

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Still need:

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Preliminary match based on your answers. Full eligibility requires on-site assessment including medical history, physical exam, and lab tests. This does not guarantee enrolment.

Eligibility at a Glance

Key info

  • Age: 18 Years and over
  • Who can join: All genders

What the study is looking for

  • ✓Have no MRI contra-indications.
  • ✓Eligible for abdominal SABR in accordance with the NHSE SABR Consortium Guidelines or eligible for central lung SABR...
  • ✓Be able to give agreement to take part.
  • ✓Anticipated life-expectancy \> 6 months.
  • ✓Not more than 3 oligmetastatic sites treated in total per patients.

Who cannot take part

  • ✗Any contraindications to MRI identified after MRI safety screening including completion of an MRI Safety Screening Form.
  • ✗Unable to tolerate MRI scans.
  • ✗Any evidence of severe or uncontrolled systemic diseases which, in the view of the investigator make it undesirable...
  • ✗Any evidence of significant clinical disorder or laboratory finding which, in the opinion of the investigator, make...
  • ✗Any patient known to have active hepatitis B, hepatitis C or human immunodeficiency virus (HIV).
See the full criteria
Inclusion criteria: 1. Have no MRI contra-indications. 2. Eligible for abdominal SABR in accordance with the NHSE SABR Consortium Guidelines or eligible for central lung SABR in accordance with RTOG Guidelines. 3. Be able to give informed consent. 4. Anticipated life-expectancy \> 6 months. 5. Not more than 3 oligmetastatic sites treated in total per patients. 6. Performance status ≤ 2. 7. Willing to attend follow-up and have details collected on prospective basis for a minimum of 1 year. Exclusion criteria: 1. Any contraindications to MRI identified after MRI safety screening including completion of an MRI Safety Screening Form. 2. Unable to tolerate MRI scans. 3. Any evidence of severe or uncontrolled systemic diseases which, in the view of the investigator make it undesirable for the patient to participate in the study. 4. Any evidence of significant clinical disorder or laboratory finding which, in the opinion of the investigator, make it undesirable for the patient to participate in the study. 5. Any patient known to have active hepatitis B, hepatitis C or human immunodeficiency virus (HIV).

Where Is This Study? (1 UK site)

The Christie NHS Foundation Trust

Manchester M204BX, United Kingdom

Recruiting
Hospital R&D contact (matched)

Research and Innovation Office

the-christie.ri@nhs.net---

How to Get in Touch

Clare Griffin

Sponsor contact

CONTACT

01614463000 clare.griffin1@nhs.net

Cynthia Eccles

Sponsor contact

CONTACT

cynthia.eccles1@nhs.net
Data sourced from ClinicalTrials.gov · Last verified: 2025-08