National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Age
14–any
Sex
ALL
Healthy volunteers
Accepted
You may be eligible if
Ability to give informed consent
Ability and willingness to comply with all patient visits and study-related procedures
Ability to understand and complete study questionnaires
Must have at least one first-degree relative with inflammatory bowel disease (Crohn's disease, ulcerative colitis, or indeterminate colitis/IBD unclassified)
Individuals greater than 14 years of age
You may not be if
Inability to provide informed consent
Inability to comply with all patient visits and study-related procedures
Inability to understand or complete study questionnaires
Patients with existing diagnoses of inflammatory bowel disease (ulcerative colitis, Crohn's disease, or indeterminate colitis/IBD unclassified)
Evidence of clinical signs or symptoms of inflammatory bowel disease, identified by a modified version of the Harvey-Bradshaw Index for CD activity
