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Merkel Cell CarcinomaRational-MCCNCT05253144

Comparing Radical Surgery and Radical Radiotherapy as First Definitive Treatment for Primary MCC

A study testing Radiotherapy and Surgery in people with Merkel Cell Carcinoma, run by University of Birmingham at 14 sites in United Kingdom.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

A randomised phase III multi-centre trial comparing radical surgery and radical radiotherapy as first definitive treatment for primary MCC Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Merkel Cell Carcinoma
What is being tested?
Radiotherapy and Surgery
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
64 participants
Where
14 sitesUnited Kingdom
Study dates
19 Mar 2016to 13 Apr 2023
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • General Inclusion Criteria for All Patients:
  • Patients newly diagnosed with histologically-proven MCC (either primary and/or regional nodal disease)
  • Completion of clinical and radiological staging investigations, including CT imaging (or other modality) of regional nodal basin(s) and major viscera (and SLNB if clinically appropriate) to identify regional and distant metastases
  • No confirmed distant metastases beyond the regional nodal basin (i.e. not stage IV disease)
  • Suitable for radical treatment to achieve disease control
  • Able to give valid informed consent
Show all 13Show fewer
  • Consent for collection of data and tissue samples and follow up
  • Life expectancy six months or greater in relation to general fitness and co-morbidities
  • Additional Inclusion Criteria for Rational Compare:
  • Patients newly diagnosed with histologically-proven primary MCC
  • In the opinion of the SSMDT, the primary MCC can be encompassed both within a wide surgical margin and within a radiotherapy field, and the SSMDT is in equipoise regarding WLE or radiotherapy as first treatment
  • A minimum margin of 1 cm surrounding the MCC achievable by either radiotherapy or surgery
  • Consent for randomisation into Rational Compare

Who cannot join

  • The primary MCC has already been treated radically with WLE (surgical margins >10 mm) or radiotherapy
  • Intended use of regional or systemic chemotherapy for MCC (including molecularly targeted agents and immunotherapy)

Trial locations and contacts

14 sites in 1 country.

14 sites in 1 country

United Kingdom14 sites
  • University Hospital Birmingham NHS Foundation Trust

    Birmingham

  • North Bristol NHS Trust

    Bristol

  • Cambridge University Hospitals NHS Foundation Trust

    Cambridge

  • NHS Tayside

    Dundee

  • Barts Health NHS Trust

    London

  • Christie NHS Foundation Trust

    Manchester

  • Norfolk and Norwich University Hospitals NHS Foundation Trust

    Norwich

  • Nottingham University Hospitals NHS Trust

    Nottingham

  • Oxford University Hospitals NHS Trust

    Oxford

  • St Helens and Knowsley Hospitals NHS Trust

    Prescot

  • Lancashire Teaching Hospitals NHS Foundation Trust

    Preston

  • Sheffield Teaching Hospitals NHS Foundation Trust

    Sheffield

  • University Hospital of North Midlands Trust

    Stoke-on-Trent

  • Royal Cornwall Hospitals NHS Trust

    Truro

Other trials in United Kingdom

About this study

Official title: Rational-MCC: A Randomised Phase III Multi-centre Trial Comparing Radical Surgery and Radical Radiotherapy as First Definitive Treatment for Primary MCC

A randomised phase III multi-centre trial comparing radical surgery and radical radiotherapy as first definitive treatment for primary MCC

Read the detailed description

A randomised phase III multi-centre trial comparing radical surgery and radical radiotherapy as first definitive treatment for primary MCC with an observational study for patients ineligible for the randomised trial.

Being tested
Radiotherapy, Surgery
Medical subject headings
Carcinoma, Merkel Cell

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • RadiotherapyRadiation

    Radiotherapy

  • SurgeryProcedure or surgery

    Surgery

Study groups in NCT05253144
Study groupRoleWhat they receive
Arm A: Prioritise RadiotherapyExperimentalRadical radiotherapy to macroscopic tumour and/or to the tumour bed if already excised, plus a wide margin.
Receives: Radiation: Radiotherapy
Arm B: Prioritise SurgeryExperimentalWide Local Excision (WLE), aiming for complete excision of all MCC, plus a wide margin
Receives: Procedure: Surgery

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Time to loco-regional failure

    The time to loco regional failure for all patients is the time from randomisation to loco-regional treatment failure

    Measured: Time from randomisation to 3 years

Secondary outcomes (7)
  1. The proportion of patients alive and free of loco-regional disease

    (irrespective of whether loco-regional failure has been previously demonstrated)

    Measured: Time from randomisation to 3 years

  2. Time to 'local failure'-the time from randomisation to macroscopic persistence, progression or recurrence between the primary site and regional nodal basin(s)

    (including in-field and in transit metastases)

    Measured: Time from randomisation to 3 years

  3. Time to regional nodal failure

    Time to regional nodal failure

    Measured: Time from randomisation to 3 years

  4. Time to distant progression

    Time to distant progression

    Measured: Time from randomisation to 3 years

  5. Patient Progression free survival

    Patient Progression free survival

    Measured: Time from randomisation to 3 years

  6. Patient survival

    Survival from randomisation

    Measured: Time from randomisation to 3 years

  7. Quality of life assessed by questionnaires

    Quality of life assessed by QLQC30/ EQ-5L-5D questionnaire completion

    Measured: Time from randomisation to 3 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted23 Feb 2022
  2. Study start19 Mar 2016
  3. Primary completion22 Jan 2022
  4. Study completion13 Apr 2023

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Phase III
Masking
None (open label)
Enrolment
64 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05253144
Sponsor's protocol ID
RG_14-019
Acronym
Rational-MCC
Status last verified
May 2023
First submitted
2 Nov 2021
Last updated
8 May 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Radiotherapy and Surgery in people with Merkel Cell Carcinoma, run by University of Birmingham at 14 sites in United Kingdom.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 13 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 May 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 14 sites in United Kingdom. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Time to loco-regional failure (time frame: Time from randomisation to 3 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 May 2024.

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