French Digestive Polyposis Cohorte Family Adenomatous Polyposis With APC and MYH Gene Mutations , Cowden's Disease With PTEN Gene Mutation, Peutz Jeghers Disease With STK 11 Gene Mutation ,juvénil Polyposis With SMAD 4 Gene Mutation , Serrated and Hyperplastic Polyposis

French Digestive Polyposis Cohorte

French cohorte about polyposis digestive diseases

Family Adenomatous Polyposis APC and MYH Genes Peutz Jeghers Disease Cowden Disease Festooned polyposis Juvenile polyposis Hyperplastic polyposis

Inclusion Criteria:

• APC Gene mutation
• MYH Homozygote mutation
• COWDEN Disease with PTEN gene mutation
• Peutz Jeghers Disease with STK 11 gene mutation
• Juvenile polyposis with SMAD 4 gene mutation

Exclusion Criteria:

• heterozygote MYH Gene Mutation