Trial results for a study assessing multi-beam Intensity-Modulated Radiation Therapy (IMRT) in locally advanced Breast Cancer patients with implant reconstructions were posted on 2026-01-20. The study enrolled 100 participants to investigate the potential for reduced rates of implant failure.

Background

Breast cancer treatment often involves radiation therapy, especially for locally advanced cases. For patients undergoing breast reconstruction with implants, radiation can lead to complications such as implant failure and capsular contracture. Standard radiation methods, often using 2-5 beams, may not optimally spare surrounding healthy tissues. Multi-beam Intensity-Modulated Radiation Therapy (IMRT) aims to deliver a more tailored radiation dose using 8-12 smaller beams, potentially reducing side effects related to the implant and lowering radiation exposure to organs like the heart and lung.

Trial design

This completed Phase 2 study enrolled 100 participants with Breast Cancer who had implant reconstructions. The trial assessed Multi-beam Intensity-Modulated Radiation Therapy (IMRT) to determine its potential for reducing implant-related side effects. The study focused on patients receiving IMRT to either a temporary expander or a permanent implant.

Key results

Key results from the study included measurements for implant failure, capsular contracture, and minor revisional surgeries:

What this means

The posted results provide specific incidence rates for implant failure, moderate to severe capsular contracture, and minor revisional surgeries in breast cancer patients with implant reconstructions treated with multi-beam IMRT. These figures offer insights into the observed outcomes within the study population, differentiating between those with temporary expanders and permanent implants. Without comparative data from a control group or standard 3D radiation, direct conclusions about the superiority or inferiority of multi-beam IMRT in reducing these complications cannot be drawn from these results alone. However, the data contributes to the understanding of outcomes in this specific treatment setting.

Source

The information regarding these trial results was obtained from ClinicalTrials.gov, a public database of clinical studies. The results for study NCT02086578, titled "Study Assessing the Potential for Reduced Rates of Implant Failure Using Multi-Beam Intensity-Modulated Radiation Therapy for Locally Advanced Breast Cancer Patients With Implant Reconstructions", were posted on 2026-01-20 on clinicaltrials.gov.