Breast Cancer Update/Cataracts/Constipation: Mayo Clinic Radio

October is Breast Cancer Awareness Month, and on the next program breast cancer specialist Dr. Sandhya Pruthi discusses the latest in diagnosis and treatment, including the debate over whether ductal carcinoma in situ (DCIS) is an early form of breast cancer. Also on the program, by age 80 more than half of all Americans either have a cataract or have had cataract surgery. Ophthalmologist Dr. Sophie Bakri explains why cataracts form and how they're treated. And gastroenterologist Dr. Jean Fox offers advice on managing constipation.