case_images: PMC5553242_01
case_images: Histology shows diffuse infiltration of immature monotonous large hyperchromatic neoplastic cells with scanty cytoplasm (H and E, x400)
case_images: JRMS-22-83-g001.jpg
case_images: PMC5553242_01_JRMS-22-83-g001.jpg
case_images: F1
case_images: Immunohistochemistry shows positivity for leukocyte common antigen
case_images: JRMS-22-83-g002.jpg
case_images: PMC5553242_01_JRMS-22-83-g002.jpg
case_images: F2
case_images: Immunohistochemical studies consistently manifested the expression of leukocyte common antigen, BCL2, CD117, CD68 (focally), and Ki67 index about 60%, [Figures 2-6] but the expression of cytokeratin, placental alkaline phosphatase, CD10, CD3, CD20, CD3O, CD34, and ALK1 was negative and the diagnosis of granulocytic sarcoma was established.
case_images: Immunohistochemistry shows positivity for CD117
case_images: JRMS-22-83-g003.jpg
case_images: PMC5553242_01_JRMS-22-83-g003.jpg
case_images: F3
case_images: Immunohistochemical studies consistently manifested the expression of leukocyte common antigen, BCL2, CD117, CD68 (focally), and Ki67 index about 60%, [Figures 2-6] but the expression of cytokeratin, placental alkaline phosphatase, CD10, CD3, CD20, CD3O, CD34, and ALK1 was negative and the diagnosis of granulocytic sarcoma was established.
case_images: Immunohistochemistry shows positivity for BCL2
case_images: JRMS-22-83-g004.jpg
case_images: PMC5553242_01_JRMS-22-83-g004.jpg
case_images: F4
case_images: Immunohistochemical studies consistently manifested the expression of leukocyte common antigen, BCL2, CD117, CD68 (focally), and Ki67 index about 60%, [Figures 2-6] but the expression of cytokeratin, placental alkaline phosphatase, CD10, CD3, CD20, CD3O, CD34, and ALK1 was negative and the diagnosis of granulocytic sarcoma was established.
case_images: Ki67 index is about 60% of neoplastic cells (x400)
case_images: JRMS-22-83-g005.jpg
case_images: PMC5553242_01_JRMS-22-83-g005.jpg
case_images: F5
case_images: Immunohistochemical studies consistently manifested the expression of leukocyte common antigen, BCL2, CD117, CD68 (focally), and Ki67 index about 60%, [Figures 2-6] but the expression of cytokeratin, placental alkaline phosphatase, CD10, CD3, CD20, CD3O, CD34, and ALK1 was negative and the diagnosis of granulocytic sarcoma was established.
case_images: Ki67 index is about 60% of neoplastic cells (x400)
case_images: JRMS-22-83-g006.jpg
case_images: PMC5553242_01_JRMS-22-83-g006.jpg
case_images: F6
case_images: Immunohistochemical studies consistently manifested the expression of leukocyte common antigen, BCL2, CD117, CD68 (focally), and Ki67 index about 60%, [Figures 2-6] but the expression of cytokeratin, placental alkaline phosphatase, CD10, CD3, CD20, CD3O, CD34, and ALK1 was negative and the diagnosis of granulocytic sarcoma was established.