What reason is there lump on bosom

Chest has a hard mass may be related to lipoma, hyperplasia of the mammary gland, breast cancer and other diseases.

1, lipoma

lipoma in most cases is due to abnormal proliferation of adipose tissue and the formation of a hard mass can be active in the chest.

2, hyperplasia of the mammary gland is

usually related to estrogen and progesterone imbalance, due to abnormal proliferation of normal breast tissue, so can form a hard mass.

3, breast cancer if

the edge is not clear, poor activity of the hard mass, do not rule out suffering from breast cancer caused by, in general, and nutritional surplus, obesity and other factors.