Calcified foci are not cancerous, but many patients with tumors have calcified foci that suggest malignancy. For example, the most common breast calcification, punctate calcification is mostly benign tumors, while clustered calcification is mostly suggestive of malignant tumors. Therefore, if there are calcification foci, we should choose different treatments according to the location and morphology of the calcification foci. For example, some patients with tuberculosis will have calcified foci on their lungs after treatment, but these calcified foci are benign and tuberculous. For example, clusters of calcifications in the breast are mostly indicative of breast cancer. So calcified foci and cancer are two different things. But there are some areas of calcified foci that are to be screened appropriately depending on the location of the patient.