@prefix activity: . @prefix address: . @prefix agency: . @prefix assay: . @prefix assayCategory: . @prefix assayTargetLink: . @prefix biopax3: . @prefix calbc: . @prefix calbc-group: . @prefix carrierLink: . @prefix certainAgreement: . @prefix chebi: . @prefix chembl: . @prefix chemicalCompound: . @prefix chemicalCompoundRecord: . @prefix clan: . @prefix clinicalResult: . @prefix clinicalStudy: . @prefix clinicaltrials: . @prefix company: . @prefix confidenceScore: . @prefix contact: . @prefix country: . @prefix cpath: . @prefix curationLookup: . @prefix dailymed: . @prefix dailymed-drugs: . @prefix dailymed-ingredient: . @prefix dailymed-instance: . @prefix databaseReference: . @prefix dc: . @prefix dc-term: . @prefix diseaseontology: . @prefix diseasome: . @prefix diseasome-diseases: . @prefix diseasome-gene: . @prefix diseasome-instance: . @prefix documentType: . @prefix dosageForm: . @prefix drug: . @prefix drugbank: . @prefix drugbank-proteinSequence: . @prefix drugCategory: . @prefix drugInteraction: . @prefix drugTarget: . @prefix eligibility: . @prefix entrez-gene: . @prefix entrez-goterm: . @prefix entrezgene: . @prefix enzymeLink: . @prefix externalIdentifier: . @prefix externalLink: . @prefix factforge: . @prefix family: . @prefix foaf: . @prefix formulation: . @prefix freebase: . @prefix gene-rif: . @prefix geneontology: . @prefix geneSequence: . @prefix hapmap: . @prefix indication: . @prefix intervention: . @prefix investigator: . @prefix label: . @prefix lhgdn: . @prefix lifeskim: . @prefix linkedct: . @prefix linkedct-condition: . @prefix linkedct-intervention: . @prefix literatureCitation: . @prefix lld: . @prefix location: . @prefix measurement: . @prefix meddraSideEffect: . @prefix mixture: . @prefix molecularSpecies: . @prefix molecule: . @prefix moleculeType: . @prefix ontotext: . @prefix organismSpecies: . @prefix outcomeAnalysis: . @prefix outcomeMeasure: . @prefix overallOfficial: . @prefix owl: . @prefix owlim: . @prefix packager: . @prefix participantFlow: . @prefix patent: . @prefix pfam: . @prefix phenotype: . @prefix pointOfContact: . @prefix price: . @prefix primaryOutcome: . @prefix product: . @prefix property: . @prefix proteinSequence: . @prefix pubmed: . @prefix pubmed-article: . @prefix pubmed-author: . @prefix pubmed-mesh: . @prefix pubmed-meshheading: . @prefix pubmed-qualifier: . @prefix rdf: . @prefix rdfs: . @prefix relationshipType: . @prefix relontology: . @prefix reportingGroup: . @prefix researchStem: . @prefix responsibleParty: . @prefix result: . @prefix resultsBaseline: . @prefix resultsMeasure: . @prefix resultsOutcome: . @prefix secondaryOutcome: . @prefix sideEffect: . @prefix sideEffectFrequency: . @prefix sider: . @prefix sider-drug: . @prefix skos: . @prefix skos-xl: . @prefix snp: . @prefix structureType: . @prefix studyMilestone: . @prefix studyParticipants: . @prefix studyPeriod: . @prefix substructure: . @prefix symptom: . @prefix synonym: . @prefix targetLink: . @prefix targetType: . @prefix taxonomy: . @prefix taxonomyClass: . @prefix taxonomyKingdom: . @prefix transporterLink: . @prefix umls: . @prefix umls-concept: . @prefix umls-label: . @prefix umls-semnetwork: . @prefix uniprot: . @prefix uniprot-protein: . @prefix uniprot-unstable: . @prefix xsd: . umls-concept:C0006142 a umls-semnetwork:T191 , skos:Concept ; calbc:hasCorrelation calbc-group:LIVB , calbc-group:ANAT , calbc-group:DISO , calbc-group:GENE , calbc-group:PHYS , calbc-group:ACTI , calbc-group:PROC , calbc-group:OBJC , calbc-group:DEVI , calbc-group:CONC , calbc-group:OCCU , calbc-group:ORGA , calbc-group:CHEM ; skos:definition "MEDLINEPLUS:

Breast cancer affects one in eight women during their lives. Breast cancer kills more women in the United States than any cancer except lung cancer. No one knows why some women get breast cancer, but there are a number of risk factors. Risks that you cannot change include

  • Age - the chance of getting breast cancer rises as a woman gets older
  • Genes - there are two genes, BRCA1 and BRCA2, that greatly increase the risk. Women who have family members with breast or ovarian cancer may wish to be tested.
  • Personal factors - beginning periods before age 12 or going through menopause after age 55

Other risks include being overweight, using hormone replacement therapy (also called menopausal hormone therapy), taking birth control pills, drinking alcohol, not having children or having your first child after age 35 or having dense breasts.

Symptoms of breast cancer may include a lump in the breast, a change in size or shape of the breast or discharge from " ; skos:inScheme lld:umls ; skos:broader umls-concept:C0006826 , umls-concept:C1458155 ; skos-xl:prefLabel umls-label:A0738505 ; skos-xl:altLabel umls-label:A8360471 , umls-label:A7605872 , umls-label:A18608906 , umls-label:A0996276 , umls-label:A18608905 , umls-label:A7605113 , umls-label:A7606096 , umls-label:A15662773 , umls-label:A7756763 , umls-label:A0475029 , umls-label:A0475030 , umls-label:A18553185 , umls-label:A4366536 , umls-label:A4343567 , umls-label:A12005599 , umls-label:A12035994 , umls-label:A18627421 , umls-label:A18646064 , umls-label:A18553186 , umls-label:A1637864 , umls-label:A1637865 , umls-label:A1739664 , umls-label:A1739663 , umls-label:A0034371 , umls-label:A7605115 , umls-label:A18664585 , umls-label:A7606878 , umls-label:A7607097 , umls-label:A8364319 , umls-label:A1412338 ; umls:relation , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , .