case_images: PMC8081107_01
case_images: Grayscale ultrasound shows a heterogeneous irregular mass with spiculated margin (arrowheads)
case_images: JMU-29-57-g001.jpg
case_images: PMC8081107_01_JMU-29-57-g001.jpg
case_images: F1
case_images: Greyscale ultrasound revealed a heterogeneous hypoechoic mass with irregular shape and spiculated margin [Figure 1].
case_images: On craniocaudal view of full-field digital mammography, a 1.5 cm irregular isodensity mass with obscured margin is noted at the posterior lower inner region of the right breast (arrowheads)
case_images: JMU-29-57-g002.jpg
case_images: PMC8081107_01_JMU-29-57-g002.jpg
case_images: F2
case_images: Full-field digital mammography [Figure 2] and breast tomosynthesis showed an isodensity irregular mass with an obscured margin.
case_images: (a) High-power picture shows low-grade tumor glands with eosinophilic secretory material. (b) Tumor cells are diffusely immunoreactive for S100 protein
case_images: JMU-29-57-g003.jpg
case_images: PMC8081107_01_JMU-29-57-g003.jpg
case_images: F3
case_images: The Ki67 proliferation index was low (6%) [Figure 3a and b].