BREAST CANCER BASE

The exact cause of breast cancer has not been determined. Because breast cancer etiology may relate to a variety of factors, it can only say that the incidence of breast cancer may be related to the following factors :

Genetic susceptibility :
The family history of clinical data indicates that there is a family history of breast cancer incidence than no family history of higher. In particular, patients with bilateral breast cancer and the age of onset less, these women happened to the risk of breast cancer for women in general of nine times, and genetic factors may be relevant, it will have the right breast cancer susceptibility to physical and internal lesions.

Endocrine factors :
Breast cancer endocrine disorders are one of the causes. Due to long-term breast - endocrine abnormalities of irritation, breast cancer, estrogen and progesterone and breast is the most malignant transformation of the two closely - endocrine. It has been many clinical, pathological and physiologist confirmed.

Virus factors :
Virus particles can be transmitted through breastfeeding, resulting in breast cancer occurrence, this has more animal experiments have confirmed, some scholars speculated that the cause of breast cancer may be virus, but have not had enough of the epidemiological evidence, pending further study.

Other factors :
Body anticancer immune dysfunction, cancer factor in suppressing immune function; And to stimulate breast trauma, radiation injury, which have breast cancer-prone.