Breast Squamous Cell Carcinoma, also known as primary squamous cell carcinoma of the breast, is related to breast abscess and bilateral breast cancer. An important gene associated with Breast Squamous Cell Carcinoma is KRT5 (Keratin 5), and among its related pathways/superpathways are Signaling by Receptor Tyrosine Kinases and Breast cancer pathway. Affiliated tissues include breast and lymph node.