PMC3687472_01
Fragment of intestinal wall with neoplastic infiltration of muscular layer. On the left visible intestinal mucosa with lymphoid tissue. HE, magnification 50x
WO-16-19967-g001.jpg
PMC3687472_01_WO-16-19967-g001.jpg
F0001
Histopathology of the tumor revealed a G3 malignant angiosarcoma with chronic inflammation of the colonic mucosa (Figs. 1-6).
Area of neoplastic necrosis infiltrated by neutrophils. HE, magnification 50x
WO-16-19967-g002.jpg
PMC3687472_01_WO-16-19967-g002.jpg
F0002
Histopathology of the tumor revealed a G3 malignant angiosarcoma with chronic inflammation of the colonic mucosa (Figs. 1-6).
Neoplastic tissue consisting of epithelioid cells. Numerous erythrocytes between neoplastic cells. HE, magnification 100x
WO-16-19967-g003.jpg
PMC3687472_01_WO-16-19967-g003.jpg
F0003
Histopathology of the tumor revealed a G3 malignant angiosarcoma with chronic inflammation of the colonic mucosa (Figs. 1-6).
Atypical, epithelioid cells without tendency to form blood vessel structures. Some cells form single cell intracytoplasmic lumens containing single erythrocytes. Mitotic figures present. HE, magnification 400x
WO-16-19967-g004.jpg
PMC3687472_01_WO-16-19967-g004.jpg
F0004
Histopathology of the tumor revealed a G3 malignant angiosarcoma with chronic inflammation of the colonic mucosa (Figs. 1-6).
Immunohistochemical staining of endothelial cells with CD31 antibody. HE, magnification 100x
WO-16-19967-g005.jpg
PMC3687472_01_WO-16-19967-g005.jpg
F0005
Histopathology of the tumor revealed a G3 malignant angiosarcoma with chronic inflammation of the colonic mucosa (Figs. 1-6).