Lynch syndrome study seeks to uncover hidden skin cancer link
NCT ID NCT07201012
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study aims to find out how often Muir-Torre syndrome (MTS) occurs in people who already have Lynch syndrome, a genetic condition that raises cancer risk. Researchers will examine skin lesions and tumors from 150 participants to see if they are linked to MTS. The goal is to better understand the connection and improve future screening.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this study could improve screening guidelines for skin cancers in people with Lynch syndrome.
- What could go wrong
- This is an observational study, not a treatment trial. It may not lead to direct changes in care, and results may not apply to all Lynch syndrome patients.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2026
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Patient with a germline alteration of one of the MMR (MisMatch Repair) pathway genes (MLH1, PMS2, MSH2, MSH6) proven by constitutional genetic analysis (genetically authenticated Lynch syndrome). * Patient followed at Nîmes University Hospital. * Patient having given free and informed consent. * Person affiliated to or benefiting from a social security scheme. Exclusion Criteria: * Person under court protection, guardianship or curatorship. * A person who is unable to give consent. * Person for whom it is impossible to give informed information.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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CHU de Nîmes
RECRUITINGNîmes, Gard, 30029, France
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