Timing is everything: new study seeks optimal surgery window for rectal cancer
NCT ID NCT00335816
First seen Jan 16, 2026 · Last updated Apr 30, 2026 · Updated 15 times
Summary
This phase 2 trial tests how long patients with stage II or III rectal cancer should wait after chemoradiation before surgery. The goal is to find the best timing to shrink tumors, reduce side effects, and make surgery easier. About 248 participants will receive radiation plus chemotherapy drugs, then have surgery at different intervals to compare outcomes.
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Cancer Care Center at John Muir Health - Concord Campus
Concord, California, 94524-4110, United States
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Chao Family Comprehensive Cancer Center at University of California Irvine Medical Center
Orange, California, 92868, United States
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City of Hope Medical Center
Duarte, California, 91010-3000, United States
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Cleveland Clinic Taussig Cancer Center
Cleveland, Ohio, 44195, United States
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Colon and Rectal Surgery, Incorporated
Omaha, Nebraska, 68114, United States
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H. Lee Moffitt Cancer Center and Research Institute at University of South Florida
Tampa, Florida, 33612-9497, United States
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Knight Cancer Institute at Oregon Health and Science University
Portland, Oregon, 97239-3098, United States
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Masonic Cancer Center at University of Minnesota
Minneapolis, Minnesota, 55455, United States
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Siteman Cancer Center at Barnes-Jewish Hospital - Saint Louis
St Louis, Missouri, 63110, United States
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St. Joseph Hospital Regional Cancer Center - Orange
Orange, California, 92868-3849, United States
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Tom Baker Cancer Centre - Calgary
Calgary, Alberta, T2N 4N2, Canada
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UCSF Helen Diller Family Comprehensive Cancer Center
San Francisco, California, 94115, United States
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University of Chicago Cancer Research Center
Chicago, Illinois, 60637-1470, United States
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Vermont Cancer Center at University of Vermont
Burlington, Vermont, 05405-0110, United States
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Washington Cancer Institute at Washington Hospital Center
Washington D.C., District of Columbia, 20010, United States
Conditions
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