Lactating adenoma

Case contributed by Mai Adel AlHammad


Young lactating female with history of palpable painless left breast lump.

Patient Data

Age: 25 years
Gender: Female

Well-defined isoechoic lesion at 2 o'clock position in left breast measuring 12 x 25 mm, showing minimal internal vascularity on color doppler, which is likely a lactating adenoma, in this patient with history of lactation. Other possible differentials include fibroadenoma and breast hamartoma

Case Discussion

Procedure: Ultrasound-guided Tru-cut biopsy of left breast nodule.

Diagnosis: Benign fibroepithelial lesion with lactating activity, consistent with lactating adenoma.

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