Familial bilateral cancer of the breast.
D000230:Adenocarcinoma / Q000235:genetics* / Q000601:surgery; D000328:Adult; D001943:Breast Neoplasms / Q000235:genetics* / Q000601:surgery; D005260:Female; D007839:Functional Laterality; D006801:Humans; D008875:Middle Aged; D010375:Pedigree; D012801:Sibling Relations