NCIthesaurus breast carcinoma breast scirrhous carcinoma DOID:7578 A breast carcinoma that is characterized by the presence of hard, fibrous, particularly invasive tumors in which the malignant cells occur singly or in small clusters or strands in dense connective tissue. Infiltrating carcinoma of breast with Fibrotic Stroma NCI:C7362 disease_ontology SNOMEDCT_US_2025_09_01:254839007 UMLS_CUI:C0346151 scirrhous carcinoma of breast