New blood test aims to detect colon cancer early
NCT ID NCT04792684
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study is testing a blood test that looks for DNA fragments to detect colorectal cancer and advanced adenomas. Researchers will collect blood samples from 1,300 people in the U.S., including those with suspected cancer or adenomas and those undergoing routine screening. The goal is to improve the test's accuracy and potentially offer a simpler screening option.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- blood test (circulating free-DNA marker panel)
- What this could lead to
- If successful, this blood test could offer a simpler, less invasive way to screen for colorectal cancer and advanced adenomas, potentially catching them earlier.
- What could go wrong
- This is an observational study to optimize the test, not a treatment trial. The test may not be accurate enough to replace colonoscopy, and results are still being evaluated.
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.
- Participants
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About 1,300 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2020
- Expected to finish
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Dec 2025
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Two cohorts of patients aged between 45 and 84, who have a suspected advanced adenoma or have been newly diagnosed with CRC, still not resected and scheduled for surgery, and patients who are at average risk of developing colorectal cancer, scheduled for a standard-of-care screening colonoscopy. Subjects will be considered enrolled after understanding and signing the ICF and a determination is made by the Investigator that the subject is eligible to participate according to the inclusion/exclusion criteria. Enrollment will be stopped when a sufficient number of confirmed cases of colorectal cancer, advanced adenomas, and matching control subjects have been enrolled. Under the current assumptions, 1,200 subjects will need to be enrolled.
- Ages
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45 to 84 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: Arm A: 1. Must be 45-84 years of age. 2. Must have a suspected advanced adenoma or be newly diagnosed with CRC, still not resected, and scheduled for surgery. 3. Able to comprehend, sign, and date the written informed consent document. Arm B: 1. Must be 45-84 years of age. 2. Able and willing to undergo a standard-of-care screening colonoscopy within 60 days. 3. Able to comprehend, sign, and date the written informed consent document. Exclusion Criteria: Arm A Only: 1\. Subject with curative biopsy during colonoscopy. Arm B Only: 1. Subjects with positive FIT Test results in the 6 months preceding enrollment. 2. Subject has a current diagnosis of cancer. Arms A \& B: 1. Subject has a personal history of aerodigestive or digestive tract cancers. 2. Subjects having undergone previous partial surgical removal of one or more portions of their colon due to a reason other than colorectal cancer. 3. Has a known diagnosis or personal history of any of the following high-risk indications for colorectal cancer: 1. Inflammatory bowel disease (IBD) including chronic ulcerative colitis (CUC) and Crohn's disease. 2. Familial adenomatous polyposis ("FAP", including attenuated FAP). 3. Hereditary non-polyposis colorectal cancer syndrome ("HNPCC" or "Lynch Syndrome"). 4. Serrated polyposis syndrome 5. 2 first-degree relatives (e.g., parents, siblings, and offspring) who have been diagnosed with colon cancer. 6. One first-degree relative with CRC diagnosed before the age of 60. 4. A significant disease which, in the Investigator's opinion, would exclude the subject from the study. 5. Legal incapacity or limited mental capacity. 6. Medical or psychological conditions that would not permit the subject to complete the study or sign informed consent. 7. The patient has a known or documented previous or current medical history of infectious diseases that can be transmitted through blood (E.g. Hepatitis, HIV, etc.), including patients that have been treated, are currently being treated, or have not been treated for that conditions. 8. The patient is known to be pregnant when recruited or during her participation in the study.
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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
4 sites. 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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Center for Gastrointestinal Disorders
COMPLETEDHollywood, Florida, 33021, United States
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Clinical Research of California
COMPLETEDWalnut Creek, California, 94598, United States
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Clinical Trials Network
COMPLETEDUnion City, Tennessee, 38261, United States
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Dana Farber Cancer Institute
COMPLETEDBoston, Massachusetts, 02215, United States
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Fox Chase Cancer Center
COMPLETEDPhiladelphia, Pennsylvania, 19111, United States
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Frontier Clinical Research
COMPLETEDUniontown, Pennsylvania, 15401, United States
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Gastroenterology Consultants of SW Virginia
COMPLETEDRaonoke, Virginia, 24014, United States
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Lakeland Regional Cancer Center
RECRUITINGLakeland, Florida, 33805, United States
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Medical Associates Research Group
COMPLETEDSan Diego, California, 92123, United States
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Mid Hudson Medical Research
RECRUITINGNew Windsor, New York, 12553, United States
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Ochsner Clinic
COMPLETEDNew Orleans, Louisiana, 70121, United States
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Precision Recearch Institute
COMPLETEDChula Vista, California, 91910, United States
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Precision Research Institute
COMPLETEDSan Diego, California, 92114, United States
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Springfield Clinic
RECRUITINGSpringfield, Illinois, 62702, United States
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University of Pennsylvania
RECRUITINGPhiladelphia, Pennsylvania, 19104, United States
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Vilo Research Group
COMPLETEDHouston, Texas, 77017, United States
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