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Definition. Breast calcifications are calcium deposits within breast tissue. They appear as white spots or flecks on a mammogram and are usually so small that you can't feel them. Breast calcifications are common on mammograms and they're especially prevalent after menopause.n a mammogram, breast calcifications can appear as macrocalcifications or microcalcifications. 1  Macrocalcifications. 2  These show up as large white dots or dashes. 3  They're almost always noncancerous and require no further testing or follow-up.
Calcium is a mineral found in many foods. The body needs calcium to maintain strong bones and to carry out many important functions. Almost all calcium is stored in bones and teeth, where it supports their structure and hardness.The body also needs calcium for muscles to move and for nerves to carry messages between the brain and every body part.ut calcium from foods does not appear to cause kidney stones. For most people, other factors (such as not drinking enough fluids) probably have a larger effect on the risk of kidney stones than calcium intake.