What are the odds of breast calcifications being cancerous? ”Benign” calcifications are considered harmless. No further evaluation or treatment is needed. ”Probably benign” calcifications have a less than 2% risk of being cancer. In other words, about 98% of the time, these type of calcifications are considered not to be cancer.
What percent of breast calcifications are malignant? The rate of malignancy was 40.0% (543 of 1357) for cases with a single cluster of microcalcifications, 50% (112 of 224) for those with multiple clusters and 60.0% (303 of 505) for those with dispersed microcalcifications.
How can you tell if breast calcifications are cancerous? On a mammogram, breast calcifications can appear as macrocalcifications or microcalcifications. Macrocalcifications. These show up as large white dots or dashes. They’re almost always noncancerous and require no further testing or follow-up.
Are clusters of microcalcifications almost always malignant? About 80% of microcalcifications are benign. If biopsy results show no cancer, these small areas will be compared annually to detect changes.