title: Limitations of fine-needle aspiration cytology to diagnose metaplastic carcinoma of the breast.
abstract: Metaplastic carcinoma is a very rare breast neoplasm that is often confused with benign and others malignant entities on both clinical and conventional histopathologic basis. Three cases of metaplastic carcinoma of breast are presented. The difficulties found on fine needle aspiration cytology and the limitations of this procedure are discussed as well the main features of this tumor.
authors.affiliation: University of Sao Paulo (FMRP/USP), Department of Pathology of Faculty of Medicine of Ribeirao Preto Av. Bandeirantes, s/n Campus Universitário Monte Alegre., Sao Paulo, 14048-900, Brazil. ardsilva@rpa.fmrp.usp.br
authors.forename: A
authors.initials: A
authors.lastname: Ribeiro-Silva
authors.forename: F
authors.initials: F
authors.lastname: Luzzatto
authors.forename: D
authors.initials: D
authors.lastname: Chang
authors.forename: S
authors.initials: S
authors.lastname: Zucoloto
mesh_terms: D000328:Adult; D000368:Aged; D001707:Biopsy, Needle; D001943:Breast Neoplasms / Q000145:classification / Q000473:pathology*; D018270:Carcinoma, Ductal, Breast / Q000473:pathology; D002294:Carcinoma, Squamous Cell / Q000473:pathology; D002454:Cell Differentiation; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007633:Keratins / Q000378:metabolism; D008679:Metaplasia / Q000473:pathology*; D008875:Middle Aged
chemical_list: D007633:Keratins