Figure 1.

Representative histopathological specimens of the three subtypes of invasive ductal carcinoma–not otherwise specified. Papillotubular growing type (Papi-tub) is characterized by the projection of papillae into spaces, and includes cribriform and comedo patterns [4].

Yamaguchi et al. Diagnostic Pathology 2012 7:53   doi:10.1186/1746-1596-7-53
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