title: Malignant transformation of a breast fibroadenoma to cystosarcoma phyllodes: case report and review of the literature.
authors.affiliation: Louis Venet Comprehensive Breast Service, Beth Israel Medical Center, New York, New York, USA.
authors.forename: Edna K
authors.initials: EK
authors.lastname: Valdes
authors.forename: Susan K
authors.initials: SK
authors.lastname: Boolbol
authors.forename: Jean-Marc
authors.initials: JM
authors.lastname: Cohen
authors.forename: Sheldon M
authors.initials: SM
authors.lastname: Feldman
mesh_terms: D044963:Biopsy, Fine-Needle; D001943:Breast Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D002471:Cell Transformation, Neoplastic / Q000473:pathology; D005260:Female; D018226:Fibroadenoma / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D005500:Follow-Up Studies; D006801:Humans; D008327:Mammography; D015412:Mastectomy, Segmental; D008875:Middle Aged; D003557:Phyllodes Tumor / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D012189:Retrospective Studies