Breast lump or thickening;change in breast shape, size, or symmetry, redness, pitting, dimpling, or inflammation of skin, clear or bloody nipple discharge;retraction or indentation of nipple.

• 每9个加拿大女性就有1个在一生中有患乳癌机会；20%25在50岁以下；80%25在50岁以上.；乳癌都是在乳腺组织如输乳管或乳腺小叶