Doctors are finally getting better at figuring out who with the earliest stage of breast cancer needs aggressive treatment and who can get less care. Patients diagnosed with ductal carcinoma in situ have been facing the issue of getting aggressive treatment to eliminate the risk of full-blown cancer, when it may not always be necessary. Recent studies are finding genetic and other differences between harmless calcifications and DCIS that will turn dangerous. Read more about the science and what this means for treatment through our link in bio.