What is 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 - and explain in detail?
H/O of hormone replacement therapy and characteristic features on mammogram confirm the diagnosis of Breast carcinoma
Mammographic 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 risks

Predisposition to breast carcinoma
Gallstones
Worsening of migraine