Nodal calcification refers to the necrosis of certain tissues within a nodule under the action of some pathological factors, which in turn leads to the deposition of calcium salts in the body within the necrotic foci. Nodal calcification mainly occurs in the breast, thyroid, lungs and other parts of the body, and its shape can be point-like, flaky, thick, small, etc. If the calcification is small, it is usually found in the breast, thyroid, lungs and other parts of the body. If the calcification is small, regular follow-up is usually sufficient. If the calcification is large, or even presses on the surrounding nerves or tissues, it needs to be treated with relevant medication or surgery according to the cause of the disease. Nodal calcification can be classified into benign and malignant, according to the specific calcification foci to analyze the situation, if necessary, can be through the fine needle biopsy to exclude malignant tumor lesions. People with nodal calcification should go to the hospital for a detailed examination in time, combined with clinical symptoms to make a clear diagnosis and choose the best solution for treatment.