10-year-old girl breast has lump how to return a responsibility

10-year-old girl breast has hard mass, may be normal breast development performance, may also be related to precocious puberty, local lesions.

1. Normal breast development

10-year-old girl in prepuberty, may begin to appear breast initial development, can be manifested as breast hard mass, usually bilateral symmetry, can be accompanied by mild tenderness, this is a normal physiological process. With the further development of the body, this situation will gradually improve.

2. Sexual precocity

If the girl premature secondary sexual characteristics development, such as premature breast development, menstruation, etc., may indicate precocious puberty. Sexual precocity may be related to genetic, diet, environment and other factors. Sexual precocity may affect the child's final height and psychological state.

3. Local lesions

although rare, but also can not completely rule out local breast lesions, such as breast fibroma and other benign masses, or other rare malignant diseases. These lesions may lead to breast hard mass continued not disappear, rapid increase, irregular shape and other abnormal performance.