🏛️ Verified NIH Record • Updated 2026-04-27

Identification and Treatment Of Micrometastatic Disease in Stage III Colon Cancer (NCT03803553)

Early Identification and Treatment of Occult Metastatic Disease in Stage III Colon Cancer

🟢 Recruiting Phase3 💊 Investigational Drug / Biologic Sponsor: Massachusetts General Hospital

🩺 Plain-English Summary (8th-Grade Level)

This research study is comparing two standard of care treatment options based on blood test results for participants who have metastatic colon cancer. The names of the potential treatments involved in this study are: * Active surveillance * FOLFIRI treatment * Nivolumab treatment * Encorafenib/Binimetinib/Cetuximab treatment * Trastuzumab + Pertuzumab

Who can join: To join this study, participants generally need to meet the listed inclusion criteria (27 items) and avoid the listed exclusions (67 items).

Location: Massachusetts General Hospital — Boston, Massachusetts

Age range: 18 Years

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Check every box below. If you can check all of them, you may meet the study's basic screening requirements (final eligibility is confirmed by the site team).

Usually NOT eligible if any of the following apply:

  • Exclusion Criteria:
  • Patients who are receiving additional investigational therapy or on another investigational protocol
  • Patients who have confirmed metastatic disease per CT.
  • Patients who are unable to get any standard adjuvant therapy
  • Patients who have received more than 6 months of standard adjuvant therapy at the time of study entry.
  • With the exception of standard of care adjuvant therapy, patient received anticancer therapy including chemotherapy, immunotherapy, or antineoplastic biologic therapy (e.g., cetuximab, bevacizumab etc.), within 30 days prior to start of study treatment.
  • Patients who are MSI-high or have a BRAF V600E mutation are excluded from Arm 1 (FOLFIRI) and Arm 2 (Active Surveillance).
  • Patients with a BRAFV600E mutation and who are MSI-high are excluded from Arm 5 (ENCO/BINI/CETUX).
  • Has uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements.
  • Has known psychiatric or substance abuse disorders that would interfere with cooperation with the requirements of the trial.
  • (ctDNA positive cohort only). Is pregnant or breastfeeding, or expecting to conceive or father children within the projected duration of the trial, starting with the pre-screening or screening visit through 6 months for woman and 6 months for men, after the last dose of trial treatment.
  • Has a known additional malignancy that is progressing or requires active treatment. Exceptions include basal cell carcinoma of the skin and squamous cell carcinoma of the skin that has undergone potentially curative therapy or in situ cervical cancer.

🔍 Extracted verbatim from the official NIH eligibility criteria. Always confirm with the study coordinator.

📍 All Participating Trial Locations (3 Sites)

  • Massachusetts General Hospital — Boston, Massachusetts
  • Memorial Sloan Kettering Cancer Center — New York, New York
  • Weill Cornell Medical College — New York, New York

📞 Contact the Study Coordinator

Phone: (617) 724-4000

Email: Aparna.Parikh@MGH.HARVARD.EDU

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗