Malignant lobular tumor of breast can be cured in some patients, but the effect of treatment varies from person to person. Some patients with malignant lobular tumor of breast can be treated with chemotherapy or local excision surgery in the early stage of the disease, which can kill the cancer cells, and some of them have good prognosis after treatment and may be cured. There is a risk of recurrence of malignant lobular tumor of breast, if it develops to the middle or late stage of the disease, usually there are local extension, lymphatic metastasis and blood metastasis, usually after chemotherapy or radiotherapy treatment, it can reduce the disease and prolong the survival time of the patients, but it cannot be cured. Patients with malignant lobular tumor of the breast need to keep their mood happy and cooperate with experienced physicians to do standardized treatment, which will help to control the disease.