An abnormal cancer screening result requires prompt diagnostic follow-up coordinated across multiple specialists. Understanding where to access colonoscopy, diagnostic mammography, urologist referral, and oncology consultation determines how quickly you move from screening to definitive diagnosis. Key Takeaways Primary care physicians coordinate specialist referrals based on screening type: gastroenterology for FIT-positive results, radiology for abnormal mammograms, urology

Hereditary cancer genetic testing identifies high-risk mutations like BRCA1/BRCA2 and Lynch syndrome before symptoms appear, enabling risk-stratified surveillance and prevention strategies years in advance. Clinical guidelines recommend testing when family history patterns suggest hereditary cancer syndromes, translating genetic results into actionable surveillance protocols or preventive interventions coordinated with oncology specialists. Key Takeaways Genetic testing evalu