Nodule-like density in the glandular tissue of the mammogram is a description of the condition of the breast, which is caused by breast hyperplasia, fibroadenoma and breast cancer. 1. Breast hyperplasia: Breast hyperplasia nodules will have corresponding changes, most of which are related to the menstrual cycle and affected by hormone level stimulation. 2. Fibroadenomas: Fibroadenomas are benign lesions in the breast, usually large and with smooth edges. 3. Breast cancer: It is a malignant tumor in the breast, which is poorly demarcated from the surrounding glands and has uneven edges, and some of them may cause bloody nipple overflow. Found that the molybdenum target glandular tissue within the nodule-like density shadow may also have other reasons, need to consult a doctor in time to observe, after diagnosis of the condition in the clinician under the guidance of standardized treatment.