Clinical trial · Observational
TARGeted Intraoperative radioTherapy With INTRABEAM as a Boost for Breast Cancer - A Quality Control Registry
TARGeted Intraoperative radioTherapy With the INTRABEAM-System as an Advanced Boost in Patients With Breast Cancer - A Quality Control Registry in Germany (TARGIT BQR)
NCT01440010CI-TRIAL-00098878TARGIT_BQRcompletedResults postedClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
Quality Control Registry for IORT used as an anticipiated boost with 20 Gy at the applicator surface followed by EBRT
Conditions
Conditions (1)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Breast Cancer | Malignant Breast Neoplasm | CURATED_EXACT | 0.92 |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| IORT with 20 Gy | Radiation | — | UNRESOLVED |
Design
Arms and outcomes
Arms (1)
- label
- IORT with 50 kV x-rays, 20 Gy
- description
- Boost with 20 Gy during BCS, EBRT with 46-50 Gy
- interventionNames
- Radiation: IORT with 20 Gy
Primary outcomes (1)
- measure
- Number of Patients With Local Recurrence
- timeFrame
- 5 years
- description
- The follow-up was carried out every six months for the first two years, and then once a year. The follow-up always included a mammography in addition to a clinical examination. Kaplan-Meier-estimates were done to calculate the local recurrence rate
Secondary outcomes (1)
- measure
- Percentage of Patients With Chronic Higher Grade Fibrosis After IORT Boost
- timeFrame
- 84 months
- description
Eligibility
Eligibility (as posted)
- Sex
- Female
- Minimum age
- 18 Years
Show eligibility criteria text
Inclusion Criteria: * Tumor diameter \< 3,5 cm * Informed consent Exclusion Criteria: * No informed consent * Tumor size \> 3,5 cm * No indication for a boost
References
Publications (25)
- BACKGROUNDAndersen KG, Gartner R, Kroman N, Flyger H, Kehlet H. Persistent pain after targeted intraoperative radiotherapy (TARGIT) or external breast radiotherapy for breast cancer: a randomized trial. Breast. 2012 Feb;21(1):46-9. doi: 10.1016/j.breast.2011.07.011. Epub 2011 Aug 23. PMID 21865044
- BACKGROUNDSautter-Bihl ML, Sedlmayer F, Budach W, Dunst J, Engenhart-Cabillic R, Fietkau R, Feyer P, Haase W, Harms W, Rodel C, Souchon R, Wenz F, Sauer R. Intraoperative radiotherapy as accelerated partial breast irradiation for early breast cancer : beware of one-stop shops? Strahlenther Onkol. 2010 Dec;186(12):651-7. doi: 10.1007/s00066-010-8001-2. PMID 21127826
- BACKGROUNDVaidya JS, Baum M, Tobias JS, Wenz F, Massarut S, Keshtgar M, Hilaris B, Saunders C, Williams NR, Brew-Graves C, Corica T, Roncadin M, Kraus-Tiefenbacher U, Sutterlin M, Bulsara M, Joseph D. Long-term results of targeted intraoperative radiotherapy (Targit) boost during breast-conserving surgery. Int J Radiat Oncol Biol Phys. 2011 Nov 15;81(4):1091-7. doi: 10.1016/j.ijrobp.2010.07.1996. Epub 2010 Oct 15. PMID 20951505
- BACKGROUNDKeshtgar MR, Vaidya JS, Tobias JS, Wenz F, Joseph D, Stacey C, Metaxas MG, Keller A, Corica T, Williams NR, Baum M. Targeted intraoperative radiotherapy for breast cancer in patients in whom external beam radiation is not possible. Int J Radiat Oncol Biol Phys. 2011 May 1;80(1):31-8. doi: 10.1016/j.ijrobp.2010.01.045. Epub 2010 Jun 18. PMID 20646864
- BACKGROUNDVaidya JS, Joseph DJ, Tobias JS, Bulsara M, Wenz F, Saunders C, Alvarado M, Flyger HL, Massarut S, Eiermann W, Keshtgar M, Dewar J, Kraus-Tiefenbacher U, Sutterlin M, Esserman L, Holtveg HM, Roncadin M, Pigorsch S, Metaxas M, Falzon M, Matthews A, Corica T, Williams NR, Baum M. Targeted intraoperative radiotherapy versus whole breast radiotherapy for breast cancer (TARGIT-A trial): an international, prospective, randomised, non-inferiority phase 3 trial. Lancet. 2010 Jul 10;376(9735):91-102. doi: 10.1016/S0140-6736(10)60837-9. PMID 20570343