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SAN ANTONIO -- Omitting radiation therapy following breast-conserving surgery in elderly patients adversely affects survival, Dr. Pauline T. Truong said at a breast cancer symposium sponsored by the San Antonio Cancer Institute.
Dr. Truong of the British Columbia Cancer Agency in Vancouver conducted a retrospective review of 5,557 women aged 50-89 followed for a median of 6.4 years after undergoing breast-conserving surgery for invasive breast cancer. Her purpose was to learn whether radiotherapy after breast-conserving surgery was beneficial in patients older than 75, a group that hasn't been adequately represented in the major clinical trials.
Radiotherapy is commonly omitted from the breast-conserving therapy regimen in patients of advanced age. Many physicians don't want to subject these women to the rigors of added treatment, particularly in the absence of evidence of substantial benefit. Such was the case in this large Canadian patient series, where nearly 32% of women above 75 years didn't receive radiotherapy following breast-conserving surgery, compared with 13%-14% of patients aged 50-75.
Tumor characteristics were closely similar in elderly women ...
Source: HighBeam Research, Radiation beneficial in elderly patients after breast-conserving Tx....