title: The follicular variant of papillary thyroid carcinoma as a source of false negative cytopathology: a report of four cases with an emphasis on the multifocality of nuclear changes.
authors.affiliation: Department of Pathology, Duke University Medical Center, Durham, North Carolina, 27710.
authors.forename: Christopher
authors.initials: C
authors.lastname: Kragel
authors.forename: Trisha M
authors.initials: TM
authors.lastname: Shattuck
mesh_terms: D000328:Adult; D018265:Carcinoma, Papillary, Follicular / Q000175:diagnosis / Q000473:pathology*; D002467:Cell Nucleus / Q000473:pathology*; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D008875:Middle Aged; D013964:Thyroid Neoplasms / Q000175:diagnosis / Q000473:pathology*