What are the histologic findings of infiltrating ductal carcinoma breast cancer?

Updated: Feb 04, 2021
  • Author: Pavani Chalasani, MD, MPH; Chief Editor: John V Kiluk, MD, FACS  more...
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Infiltrating ductal carcinoma is the most commonly diagnosed breast tumor (accounting for 75% of breast cancers) and has a tendency to metastasize via lymphatic vessels. This lesion has no specific histologic characteristics other than invasion through the basement membrane (see the image below). DCIS is a frequently associated finding on pathologic examination.

Breast cancer. Infiltrating ductal carcinoma. Low- Breast cancer. Infiltrating ductal carcinoma. Low-grade carcinoma with well-developed glands invading fibrous stroma.

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