Stage 0 cervical cancer, also called carcinoma in situ, is when there are abnormal or precancerous cells in the cervix. These abnormal cells are usually diagnosed by a Papanicolaou cytology (Pap ...

Ductal carcinoma in situ (DCIS) is an early form of cancer confined to the lactiferous (milk producing) ducts of the breast. The choice of whether surgery is required or what surgery is best for you ...