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. Author manuscript; available in PMC: 2021 Feb 1.
Published in final edited form as: Am J Surg Pathol. 2020 Feb;44(2):182–190. doi: 10.1097/PAS.0000000000001385

Figure 1: Examples of histologic features of flat epithelial atypia.

Figure 1:

A: Dilated terminal duct lobular units with secretions and calcifications (H&E, 100X); B: Ductal cells with low grade atypia which lack polarity (H&E, 400X); C: Tall apical cytoplasmic snouts (H&E, 400X)