Breast Fibrosarcoma, also known as fibrosarcoma of the breast, is related to fibrosarcoma and sarcoma. An important gene associated with Breast Fibrosarcoma is CALD1 (Caldesmon 1), and among its related pathways/superpathways are Ca, cAMP and Lipid Signaling and Vitamin D-sensitive calcium signaling in depression. Affiliated tissues include breast and neutrophil, and related phenotype is muscle.