Adaptive follow-up for early-stage NSCLC patients with no detectable MRD after surgery
Official title: A Prospective Multicenter Randomized Controlled Study of Adaptive Therapy in Resected Stage ⅠA2-Ⅱ NSCLC Patients With Undetectable MRD
Run by Peking University Cancer Hospital & Institute · NCT06924710 · Data updated 2026-11-12
This trial will test whether people with resected early-stage NSCLC who have two post-surgery ctDNA tests showing no detectable MRD can safely skip standard adjuvant therapy and be closely monitored instead.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 286 (estimated) |
| Sponsor | Peking University Cancer Hospital & Institute Academic / other |
| Drugs / interventions | chemotherapy |
| Locations | 1 site (Beijing, Beijing Municipality) |
| Status | Recruiting |
| Started | April 6, 2025 |
| Main results expected | June 15, 2029 |
| Study ends | December 31, 2029 |
| Registry record updated | October 2, 2025 |
| Trial ID | NCT06924710 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are people with completely resected stage IA2–II NSCLC, ECOG performance status 0–1, anticipated survival ≥24 months, two consecutive undetectable post-surgery MRD (ctDNA) tests, and willingness to attend MRD monitoring every 3 months for two years.
✕Probably not a fit
Patients with detectable MRD after surgery, prior radiotherapy or chemotherapy, a recent other malignancy, or unstable systemic disease are unlikely to benefit from this MRD-guided omission approach.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective, multicenter, randomized controlled trial enrolling patients with completely resected stage IA2–II non–small cell lung cancer who have two consecutive undetectable circulating tumor DNA (ctDNA) MRD tests after surgery (first at 3–7 days, second at 1 month). Eligible patients are randomized to receive conventional adjuvant therapy or an adaptive approach that omits immediate adjuvant treatment and relies on close MRD and imaging surveillance every 3 months for two years. Patients in the adaptive arm will start treatment if MRD becomes detectable or imaging demonstrates recurrence. The trial will compare recurrence and survival outcomes between the two groups to determine whether MRD-guided omission of adjuvant therapy is safe.
Why it matters
Potential benefit: If successful, some patients could avoid adjuvant chemotherapy or radiation and their side effects without increasing the risk of cancer recurrence.
How similar studies have gone: Previous research shows ctDNA-based MRD predicts recurrence risk in NSCLC, but using MRD to safely omit adjuvant therapy is still relatively unproven and remains under active study.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Stage IA2-II non-small cell cancer patients who after complete resection. * Two-round MRD tests confirm landmark undetectable MRD * Expected survival ≥24 months * ECOG PS 0-1 * Willing to accept MRD monitoring every 3 months for a total of 2 years after surgery Exclusion Criteria: * Patients who had previously undergone radiotherapy or chemotherapy or any other anti-tumor therapy * Patients with a history of other malignancies in the past 5 years * Any unstable systemic disease (eg, active infection, high-risk hypertension, unstable angina, congestive heart failure, etc.) or other conditions that investigators considered would limit the ability of the patient to participate in the study
Where it's running
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Peking University Cancer Hospital & Institute
Beijing, Beijing Municipality, China Recruiting
Study contacts
- Principal investigator: Shaohua Ma, M.D. — Peking University Cancer Hospital & Institute, Beijing 100142, China
- Study coordinator: Luyan Shen, Ph.D.
- Email: shenluyan@pku.edu.cn
- Phone: 86-1581140843
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.