ecrin-mdr-crcClinical2012Familial adenomatous polyposisCancer-Bowel-Back passage (rectum) or large bowel (colon)Human Genetics and Inherited Disorders-Other human genetics and inherited disordersOral and Gastrointestinal-Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colonAdenomas incidence in rectal stumps and ileal pouchesOral And Gastrointestinal-other Diseases Of The Mouth, Teeth, Oesophagus, Digestive System Including Liver And ColonAdenomas Incidence In Rectal Stumps And Ileal PouchesHuman Genetics And Inherited Disorders-other Human Genetics And Inherited DisordersCancer-bowel-back Passage (rectum) Or Large Bowel (colon)Familial Adenomatous PolyposisInterventionalhttps://newmdr.ecrin.org/Study/2457717Portugal6ECRIN MDRNot yet recruitingfalseEffect of topical mesalazine over adenomas incidence in rectal stumps and ileal pouches of familial adenomatous polyposis patients submitted to colectomy.Interventions: Mesalazine, 1g per day of rectal foam, for 12months Primary outcome(s): New adenomas (larger than 5mm) incidence in the rectal stumps or ileal pouches, as assessed by endoscopy[At study entry and six and twelve months after mesalazine use] Study Design: Purpose: Prevention; Allocation: Non-randomised trial; Masking: Open (masking not used);Assignment: Single group;Type of endpoint: Efficacy2012-06-152457717ACTRN12611001281987