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NCT04517266
Evaluating Omitting of Internal Mammary Irradiation Among Early Stage Intermediate Risk (N1) Breast Cancer
NA trial testing omit of IMI group in Breast Cancer in 214 participants. Currently enrolling.
30 October 2025
Quick facts
| Lead sponsor | Ruijin Hospital |
|---|---|
| Phase | NA |
| Status | Recruiting now |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | parallel |
| Masking | none |
| Primary purpose | treatment |
| Enrollment | 214 |
| Start date | 1 March 2021 |
| Primary completion | 30 October 2025 |
| Estimated completion | 30 October 2030 |
| Sites | 1 location across China |
Drugs / interventions tested
- omit of IMI group
- IMI group
Conditions studied
- Breast Cancer — all drugs for Breast Cancer →
Sponsor
Ruijin Hospital
Who can join
Adults 18 to 80, female only, with Breast Cancer. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
The effect of internal mammary irradiation (IMI) added to whole-breast or thoracic-wall irradiation plus supraclavicular (SVC) irradiation after surgery on survival among women with early-stage intermediate risk (N1) breast cancer remains debated. The present study aimed to identified patient could be omitted from internal mammary lymph node irradiation by using a clinical-genomic model.
Publications & conference data
4 peer-reviewed publications reference this trial (live from Europe PMC):
-
Long-Term Effects of Breast Cancer Therapy and Care: Calm after the Storm?
Tommasi C, Balsano R, Corianò M, Pellegrino B, et al · · 2022 · cited 36× · PMID 36498813 · DOI 10.3390/jcm11237239 -
IMNI PRECISION trial protocol: a phase II, open-label, non-inferior randomized controlled trial of tailoring omission of internal mammary node irradiation for early-stage breast cancer.
Qi WX, Cao L, Zheng S, Xu C, et al · · 2022 · cited 5× · PMID 36575421 · DOI 10.1186/s12885-022-10454-1 -
Navigating precision: the crucial role of next-generation sequencing recurrence risk assessment in tailoring adjuvant therapy for hormone receptor-positive, human epidermal growth factor Receptor2-negative early breast cancer.
Xu Y, Qi Y, Lu Z, Tan Y, et al · · 2024 · cited 3× · PMID 39304993 · DOI 10.1080/15384047.2024.2405060 -
The optimal regional irradiation volume for breast cancer patients: A comprehensive systematic review and network meta-analysis of published studies.
Qi WX, Cao L, Xu C, Cai G, et al · · 2023 · PMID 36798812 · DOI 10.3389/fonc.2023.1081201
Verify or expand the search:
- PubMed search for NCT04517266
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04517266 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 9 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Ruijin Hospital
- Last refreshed: 4 December 2023
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04517266.
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