What are the histologic characteristics of invasive lobular carcinoma?

Updated: May 24, 2018
  • Author: Peter Abdelmessieh, DO, MSc; Chief Editor: Marie Catherine Lee, MD, FACS  more...
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Answer

Answer

Invasive lobular carcinoma has a much lower incidence than infiltrating ductal carcinoma, constituting less than 15% of cases of invasive breast cancer. It is characterized histologically by the “Indian file” arrangement of small tumor cells.


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