only one area of abnormality is found on exam or on a mammogram, the area of abnormality is very small, the surgeon is able to remove the
DCIS completely and no
DCIS is left behind in the breast, the mammogram of the breast shows no more suspicious findings after the lumpectomy, the woman is elderly or has other serious illnesses and would not be able to tolerate more extensive surgery or breast radiation therapy, the type of DCIS is a less aggressive, or non-comedo, type and most importantly,