From the Journals

Early breast cancer: Patients report favorable quality of life after partial breast irradiation

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Brachytherapy-based APBI: Results meaningful for women

This study by Schäfer and colleagues supports results of earlier and smaller studies showing promising quality of life results following accelerated partial breast irradiation (APBI) using multicatheter brachytherapy, according to Reshma Jagsi, MD.

“The results suggest that for quality of life, multicatheter brachytherapy-based APBI does not adversely affect outcomes, compared with whole breast irradiation,” Dr. Jagsi wrote in an editorial accompanying the article.

Dr. Reshma Jagsi of the University of Michigan

Dr. Reshma Jagsi

Dr. Jagsi highlighted “modest but significant” differences favoring APBI for early breast symptoms, both right after treatment and at 3-month follow-up. Likewise, there were slight improvements in fatigue, emotional functioning, and financial difficulties for APBI-treated patients at both of those time points.

In previous trials, APBI using external radiation beam techniques has likewise shown favorable and promising quality of life outcomes.

There are now eagerly anticipated studies of APBI delivered primarily using external beam techniques that have included rigorous collection of quality of life outcomes, Dr. Jagsi added.

Those trials, which include RAPID and RTOG 0413/NSABP B39, will provide additional evidence to consider alongside those of the trial reported by Schäfer and colleagues on behalf of the Groupe Européen de Curiethérapie of European Society for Radiotherapy and Oncology (GEC-ESTRO).

“Together with the results from the GEC-ESTRO trial, results from these trials will be meaningful to the many tens of thousands of women who undergo breast-conserving surgery and adjuvant radiotherapy each year,” Dr. Jagsi wrote.

Reshma Jagsi, MD, is with the department of radiation oncology at the University of Michigan, Ann Arbor. These comments are derived from editorial in Lancet Oncology . Dr. Jagsi reported receiving personal fees from Amgen.


 

FROM LANCET ONCOLOGY


A little more than half of the women in each group completed the quality of life questionnaires after the treatment and again at follow-up, investigators said.

Global health status was stable over time in both groups, investigators reported. In the APBI group, global health status score on a scale of 0-100 was 65.6 right after the procedure and 66.2 at 5 years; similarly, scores in the whole breast irradiation group were 64.6 after radiotherapy and 66.0 at 5 years.

The only quality of life difference between arms that investigators characterized as moderately clinically relevant was in breast symptom scores, which were significantly worse in the whole breast radiation group right after radiotherapy (difference of means, 13.6; 95% CI, 9.7-17.5; P less than .0001) and at 3-month follow-up (difference of means, 12.7; 95% CI, 9.8-15.6; P less than .0001).

Emotional functioning, fatigue, and financial difficulty scores in the APBI group were “slightly better” than in the whole breast radiation group right after radiotherapy and at a 3-month follow-up, investigators reported; however, at 5 year follow-up, there were no significant differences between arms in those measures.

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