摘要: Family history may be the single most important aspect of treating patients with an inherited colorectal cancer syndrome. Clinicians face uphill battle in learning to recognize hereditary features these syndromes and their implications. The International Society Gastrointestinal Hereditary Tumours Collaborative Group Americas for Inherited Colorectal Cancer serve as resources this service gap, recognizing affected family “patient.” Referral a genetic register will benefit clinician patient. process counseling provides framework understanding intricacies predictive testing. challenges informed consent assent by adolescents; interpretation uninformative results; patient confidentiality; psychosocial sequelae are addressed registers.