Tumor summary:
Specimen: Excision biopsy.
Histologic type: Invasive breast carcinoma of no special type (NST).
Invasive tumor size: Greatest dimension 35 mm (3.5 cm); additional dimensions 27 × 15 mm (2.7 × 1.5 cm).
Histologic grade (Nottingham histologic score): Grade 2.
Tumor-infiltrating lymphocytes (TILs): High.
Lymphovascular invasion: Present.
Perineural invasion: Not identified (absent).
Ductal carcinoma in situ (DCIS): Present.
Nuclear grade: Intermediate
Margin status: Positive.
Regional lymph nodes: Not submitted / cannot be assessed (pNx).
Pathologic stage classification (AJCC 8th edition): pT2 pNx.
Rt. breast mass.
Fibrofatty tissue measuring 4.5 x 3.8 x 1.5 cm, serial sectioning revealed fairly defined firm mass measuring 3.5 x 2.7 x 1.5 cm.
Rt. breast mass, excision biopsy: