Stage 0 (LCIS) Breast Cancer

LCIS, or lobular carcinoma in situ, is a misnomer as it's not a cancer but rather a benign high risk lesion for cancer. It's asymptomatic, generally not seen on mammography; it's an incidental finding on biopsy for another reason. Keep in mind that the increased risk in not only for the breast that the LCIS was found in but for both breasts. LCIS, or lobular carcinoma in situ, is a misnomer as it's not a cancer but rather a benign high risk lesion for cancer. It's asymptomatic, generally not seen on mammography; it's an incidental finding on biopsy for another reason. Keep in mind that the increased risk in not only for the breast that the LCIS was found in but for both breasts.

I'm assuming you mean LCIS (lobular carcinoma in situ or lobular neoplasia) discovered by a core needle biopsy. Yes, it is advisable to the lesion removed as there is a 10-20% incidence of an associated invasive cancer. I'm assuming you mean LCIS (lobular carcinoma in situ or lobular neoplasia) discovered by a core needle biopsy. Yes, it is advisable to the lesion removed as there is a 10-20% incidence of an associated invasive cancer.