Intraductal Proliferative Lesions of the Breast—Terminology and Biology Matter: Premalignant Lesions or Preinvasive Cancer?

Figure 4

H.E.—intermediate grade ductal in situ carcinoma (DIN2). Obvious cribriform ductal in situ carcinoma with necrosis (Figure 4(a)—arrow) and intermediate cytological grade.

(a)

(b)