A benign well encapsulated tumor formed of proliferating breast ducts and stromal fibrocytes. In areas both component are represented equally (pericanalicular pattern) however, in other areas fibroblastic proliferation dominates thus compressing ducts into slit-like structures (intracanalicular pattern). No evidence of malignancy.
Rt breast lump, suspected fibroadenoma.
Well circumscribed rubbery whitish mass measured 2.3x1.7x1.3 cm.
Right Breast Mass, excision: