After 5 years of menopause, breast nodules should be examined in the hospital to determine the nature of the nodules, and then choose to undergo regular checkups or surgical treatment according to the situation. After 5 years of menopause, breast nodules should go to the hospital for breast ultrasound, molybdenum target and other examinations to determine the size of the nodule, and the adhesion of the surrounding tissues, and puncture examination for large nodules to determine the nature of the nodule and then targeted treatment. If the nodules are small, asymptomatic or mild, and do not affect your daily life, you can observe them for a while, and keep your breasts clean to avoid bacterial and fungal infections, eat a light diet, do not eat foods containing a lot of hormones, and have regular checkups to understand the changes of the nodules. If the nodule is large and compresses the surrounding tissues, causing obvious discomfort, it should be treated by surgical excision, and if the nodule is diagnosed as malignant, it should be treated by surgical excision as early as possible. The specific treatment plan for post-menopausal breast nodules should be determined by a professional doctor in a regular hospital.