case_images: PMC5727344_01
case_images: Gross photograph of mastectomy specimen with cut surface revealing a fibrous, grey-white, partially encapsulated tumor
case_images: GMS-15-17-g-001.jpg
case_images: PMC5727344_01_GMS-15-17-g-001.jpg
case_images: F1
case_images: Grossly, cut surface revealed a fibrous, grey-white, partly encapsulated 3.5x3 cm tumor with mucoid and glistening areas (Figure 1 (Fig. 1)).
case_images: Photomicrograph showing IDC with marked nuclear pleomorphism and atypical mitotic figures (H&E 400X)
case_images: GMS-15-17-g-002.jpg
case_images: PMC5727344_01_GMS-15-17-g-002.jpg
case_images: F2
case_images: Microscopically, the tumor had two distinct patterns; high grade IDC (Figure 2 (Fig. 2)) and tumor cells scattered singly, in groups and cords within a chondromyxoid matrix.
case_images: Photomicrograph showing tumor cells scattered singly, in groups and cords within a chondromyxoid matrix with atypical nuclei and eosinophilic cytoplasm (H&E 200X)
case_images: GMS-15-17-g-003.jpg
case_images: PMC5727344_01_GMS-15-17-g-003.jpg
case_images: F3
case_images: Mucoid to overtly cartilaginous areas were identified in the matrix (Figure 3 (Fig. 3)).
case_images: Photomicrograph showing invasive ductal carcinoma with an abrupt transition to chondromyxoid matrix without an intervening spindle cell component (H&E 200X)
case_images: GMS-15-17-g-004.jpg
case_images: PMC5727344_01_GMS-15-17-g-004.jpg
case_images: F4
case_images: The chondromyxoid matrix was multifocal, of high grade with abrupt transition between IDC component and metaplastic areas (Figure 4 (Fig. 4)).
case_images: Immunohistochemical profiling: Matrix-producing tumor cells showing positive immunoexpression for S100 and negative for cytokeratin (IHC 200X)
case_images: GMS-15-17-g-005.jpg
case_images: PMC5727344_01_GMS-15-17-g-005.jpg
case_images: F5
case_images: IDC cells stained positive for cytokeratin and negative for S100 (Figure 5 (Fig. 5)).
case_images: Immunohistochemical profiling: Infiltrating ductal carcinoma cells showing positive immunoexpression for cytokeratin and negative for S100 (IHC 200X)
case_images: GMS-15-17-g-006.jpg
case_images: PMC5727344_01_GMS-15-17-g-006.jpg
case_images: F6
case_images: MPC areas revealed immunoexpression for S100 and were negative for cytokeratin (Figure 6 (Fig. 6)).