If you have hard lumps in your breasts during pregnancy, you need to consult a breast surgeon in time, so that a professional doctor can do breast palpation to find out the size, texture and mobility of the lumps, which will help you to determine their nature, and check the ultrasound of the breasts to see if there is any abnormality if necessary. If there is no abnormality in the examination, pay attention to breast hygiene during pregnancy, scrub with warm water, do not squeeze the breasts, due to changes in hormone levels, breast development, there will be slight swelling and discomfort during pregnancy, and when there is no abnormality in the ultrasound, there is no need for special treatment, and wearing a suitable bra will be fine. Breast hyperplasia also does not require special treatment, pay attention to rest, try to maintain a relaxed mood, maintain a regular routine, ultrasound suggests benign fibroids, pregnancy does not require special treatment, postpartum stop breastfeeding weaning and then regular review, if necessary, surgical excision, and other nature of the lump, need to be given under the guidance of breast specialists to the treatment.