Surgical Pathology Criteria

Microglandular Adenosis of the Breast

Supplemental Studies


S100 100% diffuse
CK8/18 100%
EGFR 100%
EMA Negative
GCDFP15 Negative
CK5/6 Negative
Smooth muscle actin Negative
ER, PR Negative
Her2neu Negative
CD117 Negative
Collagen type IV Positive basement membrane
Ki67 <3%
p53 <3%
CD117 may be positive in associated CIS or carcinoma


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