Microglandular adenosis of the breast

Radswiki et al.

Microglandular adenosis (MGA) of the breast is a pathological subtype of mammary adenosis. It is benign breast condition although can mimic a breast cancer (particularly tubular breast carcinoma 3,5) both clinically, radiology and pathologically.


It is considered the only benign breast lesion that lacks a myoepithelial layer 4.

Breast imaging and pathology
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Article information

rID: 15413
System: Breast
Section: Pathology
Tags: stub, cases
Synonyms or Alternate Spellings:
  • Microglandular adenosis (MGA) of the breast
  • MGA breast

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