A study shows that there is a risk of breast cancer coming back (recurrence) even many years after surgery and other treatments to reduce that risk. The researchers looked at the health histories of almost 3, women who didn't have early-stage breast cancer come back during the 5 years after. Explains how breast cancer can recur at any time, home / cancer health center / cancer a-z list / breast cancer recurrence center / breast cancer recurrence article. Triple negative breast cancer (TNBC) does not yet have targeted treatments, though other breast cancer types do. Learn about recurrence rates of TNBC.