Figure 1.

a) Gross appearance, cut surface solid, green, firm, and well-circumscribed. b) Neoplastic cells are surrounding without involvement of duct or lobular structures (H&E 100×). c) The cells are of intermediate size with scant cytoplasm, irregular nuclei, clumped chromatin, and small nucleoli; some cells contain eosinophilic granules (H&E 400×). d) Myeloperoxidase reactivity is intensively positive in neoplastic cells (400×).

Vela-Chávez et al. Diagnostic Pathology 2009 4:2   doi:10.1186/1746-1596-4-2
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