label: Fibroblastic Reticular Cell Sarcoma
label_lc: fibroblastic reticular cell sarcoma
description: "A very rare dendritic cell sarcoma affecting the lymph nodes, spleen, and soft tissues. Morphologically it is similar to the interdigitating dendritic cell sarcoma or follicular dendritic cell sarcoma. The tumor cells are positive for cytokeratin and CD68."