2. Seriously inquired breast cancer risk factors: a lot of breast cancer risk factors, common are the following: (1) family history of breast cancer, especially in subjects suffering from the mother and sister has this disease; (2) menstrual early menarche (less than 12 years of age) or late menopause (more than 50 years old); (3) is greater than 40 sterile end of the year; (4) side of the breast had cancer, contralateral breast is also an area prone to such and so on. Where were these factors should be considered as susceptible to breast cancer, who should be the focus of the subject.

3. Right breast for any abnormalities should pinpoint the cause.

(1), nipple discharge, especially bloody discharge, greater co-exist with breast cancer, particularly in women over the age of 50 appears bloody discharge, about half of the above may be malignant.