BiopsyBreastBiopsy, NeedleBreast NeoplasmsBreast DiseasesCarcinoma, Ductal, BreastCalymmatobacteriumImmunohistochemistryFibrocystic Breast DiseaseFibroadenomaAdipose TissueSensitivity and SpecificityTumor Markers, BiologicalMammographyViscoelastic SubstancesMammary Glands, HumanCarcinoma, Intraductal, NoninfiltratingReceptors, EstrogenUltrasonography, MammaryRNA, MessengerPolymerase Chain ReactionPrognosisSubcutaneous Fat, AbdominalReverse Transcriptase Polymerase Chain ReactionBreast FeedingAdenofibromaMammaplastyGene Expression ProfilingReproducibility of ResultsReceptors, ProgesteroneGene Expression Regulation, NeoplasticCell Line, TumorNipplesCase-Control StudiesBreast Neoplasms, MaleSubcutaneous FatCarcinoma, LobularNeoplasm InvasivenessReceptor, erbB-2Breast ImplantsSynovial MembraneBiological MarkersOligonucleotide Array Sequence AnalysisTreatment OutcomeTamoxifenTime FactorsCarcinomaRetrospective StudiesNipple Aspirate FluidGene ExpressionEstrogensCarcinoma in SituLymphatic MetastasisCarcinoma, DuctalMastectomyProspective StudiesAntibodies, MonoclonalNeoplasm ProteinsNeoplasm StagingTumor Cells, CulturedBiopsy, Fine-NeedleBreast CystLymphomaBase SequencePremenopauseNeoplasm MetastasisGynecomastiaObesityMolecular Sequence DataRisk FactorsPostmenopauseEstrogen Receptor alphaEstradiolSkinTomography, X-Ray ComputedBreast Self-ExaminationImmunoenzyme TechniquesMastectomy, SegmentalImage-Guided BiopsyAromataseMenopauseAxillaPhantoms, ImagingBiopsy, Large-Core NeedleAdipocytesEpithelial CellsCell ProliferationEnzyme-Linked Immunosorbent AssayTomography, OpticalMCF-7 CellsGene Expression RegulationTissue Array AnalysisHyperplasiaTissue Expansion DevicesAntineoplastic Agents, HormonalGenes, BRCA1Neoplasms, Hormone-DependentMammary Neoplasms, ExperimentalSentinel Lymph Node BiopsyRNA, Neoplasm