Medullary-like carcinoma in a BRCA1 patient. Note nodularity and circumscription - ultra low power view. Scale bar lower right hand corner is 1mm.
Medullary-like carcinoma in a BRCA1 patient. Low power view showing pushing margin and peripheral lymphocytic infiltrate.
Medullary-like carcinoma in a BRCA1 patient. High power view showing grade 3 features with syncitial appearance of sheets of tumour cells and lymphocytic infiltration. Mouse over for additional image illustrating these features.