Immunotherapy before surgery shows promise for certain cancers
NCT ID NCT04795661
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether giving immunotherapy before surgery can help people with MSI/dMMR tumors. The goal is to shrink or eliminate the tumor before it is removed, potentially improving survival. The trial includes adults with localized, resectable cancers such as colorectal, gastric, or other MSI/dMMR tumors.
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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.
Contacts and locations
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Locations
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APHP - Hôpital Saint-Antoine
Paris, 75571, France
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APHP Hôpital Saint-Louis
Paris, 75010, France
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CHU Amiens Picardie
Amiens, 80054, France
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CHU Clermont-Ferrand
Clermont-Ferrand, 63003, France
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CHU Poitiers
Poitiers, 86021, France
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CHU Saint Etienne
Saint-Etienne, 42270, France
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Centre Antoine Lacassagne
Nice, 06189, France
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Centre Eugène Marquis
Rennes, 35042, France
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Centre Georges-Francois Leclerc
Dijon, 21079, France
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Centre Léon Bérard
Lyon, 69008, France
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Centre Paul Strauss
Strasbourg, 67200, France
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Groupe Hospitalier Diaconesses Croix Saint-Simon
Paris, 75571, France
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Hopital Huriez
Lille, 59037, France
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Hôpital Européen Georges Pompidou
Paris, 75015, France
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Institut Paoli Calmettes
Marseille, 13273, France
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Institut de cancérologie Strasbourg Europe
Strasbourg, 67200, France
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Institut du Cancer Val d'Aurelle
Montpellier, 34298, France
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Institut mutualiste Montsouris
Paris, 75014, France
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Rearranging the treatment timeline: could a new sequence of chemo and radiation spare rectal cancer patients from major surgery?