<prompt> A 55-year-old post-menopausal woman, on hormone replacement therapy HRT, presents with heaviness in both breasts. A screening mammogram reveals a high density speculated mass with a cluster of pleomorphic microcalcification and ipsilateral large axillary lymph nodes. The mass described here most likely represents -Cystosarcoma phylloidesLymphomaFibroadenomaCarcinoma  <response>: HO of hormone replacement therapy and characteristic features on mammogram confirm the diagnosis of Breast carcinomaMammographic findings of high density, spiculated mass with clusters of pleomorphic micro calcification correlate with carcinoma breast.Note : In hormone replacement therapy estrogen is given and its use has been associated with these risksPredisposition to breast carcinomaGallstonesWorsening of migraine 