Breast cancer carcinoma in situ
If lymph nodes are removed, this is usually done as a sentinel lymph node biopsy SLNB. UK guidelines say that everyone who has had treatment for early breast cancer should have a copy of a written Breast cancer carcinoma in situ plan. DCIS is noninvasive, meaning it hasn't spread out of the milk duct and has a low risk of becoming invasive. Epidemiology, clinical manifestations, and diagnosis.