The cause of small nodules in the breasts may be the development of breast hyperplasia, or breast fibroids, or in a small percentage of people, the early form of breast cancer. If you find small nodules in your breasts, it is important to consider the disease based on the symptoms displayed, as each disease causes different symptoms. If the nodules are accompanied by periodic pain, these symptoms are usually caused by mastalgia. If there are small breast nodules but not accompanied by obvious pain, this situation is considered to be breast fibroids, but there are also a small number of patients with early breast cancer, it is recommended that people with small breast nodules, go to the hospital in a timely manner to do breast ultrasound and other related examinations, according to the results of the examination to do targeted treatment. Normally, you should go to the hospital regularly to do breast examination, if there are lesions can be timely treatment.