73-year-old female with right breast infiltrating duct carcinoma.
Findings: There is extensive intra-cystic ductal carcinoma in-situ, cribriform and papillary types, Van Nuys grade 1 of 3 and infiltrating well differentiated duct carcinoma, grade 1 of 3, Nottingham score of 4.
Technique: Microscopic examination using H&E stain. Low-power view (7×) from the core needle biopsy of a right breast complex solid and cystic mass.