Immediate and delayed risk of breast cancer associated with classic lobular carcinoma in situ and its variants

ConclusionLCIS has both an immediate risk (19.3%) and a delayed risk (18.6%) for cancer with 90.9% occurring in the ipsilateral breast (63.6% at and 27.3% away from the site of LCIS) and 9.1% occurring in the contralateral breast.
Source: Breast Cancer Research and Treatment - Category: Cancer & Oncology Source Type: research