Why are there small lumps on nipples

1, physiological factors

nipple small pimple may

be a normal physiological phenomenon, such as Montessori node, is the normal structure on the nipple, from the development of breast tissue, more obvious after pregnancy, usually no pain and itching.

2, papillary

inflammation refers to the nipple by mechanical stimulation and secondary infection caused by injury. Patients manifested as one or both nipple chapped, pain, etc., while the nipple surface may appear red, pimple.

3, breast eczema

is a skin disease that occurs in the breast site, the cause is unclear, generally and mental tension, genetics, contact with allergenic substances or local stimulation factors. The patient's nipple and areola will appear dark erythema, papules, hillock herpes, and accompanied by erosion, exudation, itching and other symptoms.