One week after quitting breastfeeding, there are still hard lumps, considering that there are symptoms of localized accumulation of breast milk, and there is localized milk in the breast after breastfeeding is not completely returned to the breast. You need to go to the hospital, let the doctor do ultrasound examination to make a clear diagnosis, you can massage in the direction of the milk ducts, or use a breast pump to suck out, most of the symptoms can be gradually improved, if necessary, you can also choose syringe pumping treatment. Most of the accumulated milk will be absorbed gradually after the end of breastfeeding and no treatment is needed. Localized hard lumps should also be considered to have hard lumps caused by mastitis, which is an inflammation of the milk ducts caused by bacteria retrograde infection through the nipple. Localized redness, swelling and even pain, need to take oral antibiotic medication. Localized swelling try to go to the hospital, let the doctor check the specific situation, timely symptomatic treatment.