Ductal Carcinoma in Situ (DCIS)

Ductal carcinoma in situ (DCIS) is the growth of abnormal cells in the milk ducts of the breast. It is a very early form of noninvasive breast cancer.

DCIS is seen as small calcium deposits (microcalcifications) on a mammogram.

Current as of: May 12, 2017

Author: Healthwise Staff

Medical Review: Adam Husney, MD - Family Medicine & Sarah A. Marshall, MD - Family Medicine & E. Gregory Thompson, MD - Internal Medicine & Kathleen Romito, MD - Family Medicine & Douglas A. Stewart, MD, FRCPC - Medical Oncology

This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

To learn more about Healthwise, visit Healthwise.org.