Raised bumps on the areola are considered to be caused by Montgomery’s nodules, nipple sebaceous cysts, and nipple eczema. 1. Montgomery’s nodules: usually predominate in the periphery of the areola, widely and symmetrically distributed on the areola, Montgomery’s nodules are formed by the opening of the Montgomery’s gland ducts which are higher than the skin, and it is not obvious to non-pregnant women; however, with the increase of estrogen and progesterone levels in women’s pregnancies, the peripheral sebaceous gland of the areola increases in size, and the opening of the ducts is higher than the skin, which leads to the raised bumps on the areola. 2. Nipple sebaceous cysts: when the patient’s areola has raised bumps may be caused by nipple sebaceous cysts, mainly refers to a kind of dermal cysts containing keratin next to the nipple, usually there is no obvious discomfort, when there is a secondary infection, pus, which may be accompanied by localized redness, swelling, pain, and fluctuating feeling 3. Nipple eczema: when the patient is affected by mental factors, infectious factors, environmental factors, local stimulation, etc., the patient is mainly manifested as nipple, breast, areola with dark red spots, and there are pimples and papules, accompanied by itching, pain and other symptoms. It is recommended to go to the hospital in time, under the diagnosis of the doctor, according to the patient’s specific condition, targeted treatment, life should pay attention to personal hygiene, avoid drinking alcohol and eating spicy stimulating food.