Eight years ago, Susan Pfefferkorn went in for a routine mammogram at Novant Health Forsyth Medical Center. Susan was no stranger to breast cancer. She’d lost a college friend to the disease back in the 1980s, and her mother had been diagnosed post-menopause. As a result, Susan had always been proactive.

The first time Tammy Coulter was diagnosed with cancer, she had no signs or symptoms. A routine mammogram had turned up stage 0 ductal carcinoma — a cancer she couldn’t see or touch.