PMC5576410_01
Hematoxylin and eosin, 40x, myoepithelial cells arranged in a fascicular nested pattern separated by collagen stroma.
CRIOT2017-6036179.001.jpg
PMC5576410_01_CRIOT2017-6036179.001.jpg
fig1
The tumor was composed of neoplastic myoepithelial cells arranged in a fascicular nested pattern separated by collagen stroma (Figure 1).
Hematoxylin and eosin, 400x, Tumor showing an epithelioid pattern of uniform cells with central small nuclei with fine chromatin, inconspicuous nucleoli, and an eosinophilic cytoplasm. There is a mild degree of nuclear atypia without mitosis.
CRIOT2017-6036179.002.jpg
PMC5576410_01_CRIOT2017-6036179.002.jpg
fig2
Mild degree of nuclear atypia without mitosis was noted (Figure 2).