Fred Hutch Staff Well Stories She Was Diagnosed with Stage 4 Colorectal Cancer at Age 38 Natalie Phelps is one of an increasing number of people under 50 with colorectal cancer. She Was Diagnosed with Stage 4 Colorectal Cancer at Age 38 in the Stories subcategory within the Well main category Natalie Phelps is one of an increasing number of people under 50 with colorectal cancer.