CTDNA
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Blood test may spot hidden cancer cells, guiding smarter treatment for esophageal cancer
Disease control ENROLLING_BY_INVITATIONThis study looks at whether a blood test that finds tiny traces of cancer DNA (called ctDNA-MRD) can help doctors decide who needs more treatment after standard chemoradiation for advanced esophageal cancer. About 65 people with unresectable cancer will get extra immunotherapy an…
Matched conditions: CTDNA
Phase: EARLY_PHASE1 • Sponsor: The First Affiliated Hospital with Nanjing Medical University • Aim: Disease control
Last updated Jun 27, 2026 09:00 UTC
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Blood test could spot returning colon cancer months before scans
Knowledge-focused OngoingThis study tests whether a simple blood test that looks for tumor DNA can detect colorectal cancer coming back earlier than standard CT scans. About 359 people who had surgery for stage II or III colorectal cancer will be randomly assigned to either the blood test plus frequent P…
Matched conditions: CTDNA
Phase: NA • Sponsor: Claus Lindbjerg Andersen • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:24 UTC
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Cancer DNA blood test study halted before it began
Knowledge-focused TerminatedThis study planned to monitor tiny bits of tumor DNA in the blood of people with early breast cancer. Researchers wanted to see how these DNA levels change during treatment and follow-up. The study was withdrawn before any participants were enrolled, so no results are available.
Matched conditions: CTDNA
Sponsor: M.D. Anderson Cancer Center • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:08 UTC