title: How prevalent are extraintestinal manifestations at the initial diagnosis of IBD?
authors.affiliation: Division of Gastroenterology and Hepatology, University of North Carolina at Chapel Hill, North Carolina, USA.
authors.forename: Kim L
authors.initials: KL
authors.lastname: Isaacs
mesh_terms: D015209:Cholangitis, Sclerosing / Q000453:epidemiology / Q000209:etiology; D004893:Erythema Nodosum / Q000453:epidemiology / Q000209:etiology; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000150:complications*; D015995:Prevalence; D017511:Pyoderma Gangrenosum / Q000453:epidemiology; D013167:Spondylitis, Ankylosing / Q000453:epidemiology / Q000209:etiology; D014603:Uveal Diseases / Q000453:epidemiology / Q000209:etiology