Impact of EDUcation Strategy on Patients With COLorectal CANCER or Advanced Adenoma in the Detection of Colorectal Cancer of Their First-degree Relatives

Inclusion Criteria

• •Index case:
• •Patients with colorectal adenocarcinoma or advanced adenoma diagnosed (definition of advanced adenoma (Winawer, 2006): adenoma of diameter ≥ 10 mm and / or severe dysplasia and / or with a villous contingent).
• •Patients with at least one relative of the first degree belonging to the target population of the screening strategy evaluated (between 40 and 75 years of age and less than 10 years of age of the case-index) and residing in France.
• •Affiliation of the patient to a social security scheme (including CMU).
• •Understanding of the French language.
• •Related:
• •They correspond to the target population at high risk of colorectal cancer targeted by this program of promotion of colonoscopy screening:
• •Subjects related to 1st degree to the index case and in contact with it.
• •Age between 40 and 75 years of age or less than 10 years of age of the index case.
• •Resides in France