What is the role of hyperplasia in the etiology of breast abscesses and masses?

Updated: Jul 27, 2020
  • Author: Andrew C Miller, MD; Chief Editor: Jeter (Jay) Pritchard Taylor, III, MD  more...
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Hyperplasia is caused by an overgrowth of cells that line the ducts or lobules. About 1 in 4 women have mild or usual hyperplasia. [15] About 1 in 25 women have atypical hyperplasia (associated with an increased risk of malignancy). [15]

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