ASCO Annual Meeting

Radiotherapy can safely be omitted from treatment plans following breast conserving surgery without jeopardizing recurrence rates for patients aged 55 years and older who have low-grade, T1N0, luminal A breast cancer with a Ki67 expression of 13.25% or less, according to findings from the LUMINA study.

Radiotherapy can safely be omitted from treatment plans following breast conserving surgery without jeopardizing recurrence rates for patients aged 55 years and older who have low-grade, T1N0, luminal A breast cancer with a Ki67 expression of 13.25% or less, according to findings from the LUMINA study.

Sara M. Tolaney, MD, MPH

Higher treatment discontinuation rates with abemaciclib were associated with factors including age of 65 year or older, enrollment in either North America or Europe, an ECOG performance status of 1, postmenopausal status, 1 to 3 positive lymph nodes, and 4 or more preexisting comorbidities in patients with hormone receptor–positive, HER2-negative high-risk early breast cancer.