"Cell sarcoma" refers to a type of cancer that starts in the cells of connective tissues in the body. These cells can rapidly grow and spread to other parts of the body. Full definition
The most common tumors of the joint include synovial cell sarcoma, histiocytic sarcoma, myxomas and other sarcomas. (vsecvet.com)
Mast cell tumors (MCTs)(also referred to as histiocytic mastocytoma, mast cell sarcoma, mastocystosis (when there is systemic involvement)-RRB- are cancerous proliferations of mast cells that can spread throughout the body. (caninecancer.com)
Whiskey's family did bloodwork which looked good and a biopsy of the mass that proved he had an 8x10cm spindle cell sarcoma mass on the right side of his anus. (frostedfacesfoundation.org)