breast cancer breast malignant phyllodes tumor UMLS_CUI:C0600066 SNOMEDCT_US_2020_03_01:712989008 NCI:C4504 disease_ontology SNOMEDCT_US_2020_03_01:254844000 MESH:D003557 NCI:C7575 UMLS_CUI:C0346154 DOID:3018 A breast cancer that is characterized by a prominent infiltrative border, unequivocal sarcomatous areas, and stromal overgrowth and arises_from the stroma, lined by an epithelial and myoepithelial bilayer, forming a leaflike structure. They tend to grow rapidly and present in middle-aged women (40s-50s). DOID:1632 DOID:3016 SNOMEDCT_US_2020_03_01:87913009 UMLS_CUI:C0238031 NCI:C4275 Phyllodes breast neoplasm Phyllodes tumor, malignant breast malignant phyllodes tumour malignant Mammary Phyllodes tumor malignant Mammary Phyllodes tumour malignant Phyllodes neoplasm malignant cystosarcoma phyllodes malignant phyllodes tumor malignant phyllodes tumor of breast malignant phyllodes tumour malignant phyllodes tumour of breast phyllodes breast tumor phyllodes breast tumour