Cohort of Children with IBD (Inflammatory Bowel Disease) FRESH-PEF60126-en Cohort of Children with IBD (Inflammatory Bowel Disease) PAEDIATRIC IBD (MICI PEDIATRIQUE) FRESH-PEF60126-en 60126 FRESH-PEF60126 Jean-Frédéric COLOMBEL CENTRE HOSPITALIER UNIVERSITAIRE DE LILLE (CHU) Epidemiology France Portal (PEF) MINISTERE DU TRAVAIL, DE LA SANTE, DES SOLIDARITES ET DES FAMILLES null Jean-Frédéric;COLOMBEL inflammatory diease hospitalisation treatment complications death Clinical immunology Paediatrics Biological determinants: Genetic predisposition Biological determinants To study the correlations between phenotypic peculiarities in patients (onset of IBD, disease progression, treatment response), ASCA and ANCA serological markers and allelic status of NOD2/CARD15 gene. Secondary objectives: - to analyse therapeutic management and surgical predictors for each UC and CD group; - to investigate the development of paediatric forms in adulthood in terms of growth (Z score) and socio-professional level (level of education, age and category of last diploma, current profession); - to establish a database to evaluate the impact of other genetic polymorphisms in order to investigate possible epistasis of these polymorphisms with CARD15/NOD2. null France Individuals Patients population Male Female Infant, Newborn (birth to 28 days) Infant (28 days to 2 years) Child, Preschool (2 to 5 years) Child (6 to 12 years) The cohort consists of children with certain or probable Crohn's Disease (CD) or certain or probable ulcerative colitis (UC) identified in the EPIMAD registry between 1988 and 2002. Children: under 17 years old at the time of diagnosis Participant-reported health data Biological data Paraclinical data (non-biological) : Imaging Consistency request upon entering computer data and following collection of computer data. Management of missing data by returning to source file and/or returning to general practitioner. Physician reminder for follow-up visits. Internal quality audit carried out once a year. Patients are informed about the use of their data. Health event/morbidity Health event/mortality Health care consumption and services Other Through organizations (health services or institutions schools businesses etc.) [500-1000[ individuals Interview with the participant (including clinical) Observational Study Observational Study Cohort study 698 Unknown Restricted access To be decided if data may be used by academic teams: comparison and validation of data with other IBD cohorts (USA, Norway). Data may not be used by industrial teams. Access on specific project only