News from Mayo Clinic Print 2024A silent tumor, precancerous polyps and the power of genetic screening Feb. 11, 2024, 12:00 p.m. CDT Request an appointment Costs & insuranceReferrals Feb. 23, 2024 Share on: FacebookTwitter SectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsClinical trialsResearchCosts & insuranceNews from Mayo ClinicReferrals ORG-20562430 Medical Departments & Centers Early Onset and Hereditary GI Cancers Program