title: Do extraintestinal manifestations predict disease course, severity, and/or activity in IBD?
authors.affiliation: Imperial College, London, UK.
authors.forename: David
authors.initials: D
authors.lastname: Walker
authors.forename: Tim
authors.initials: T
authors.lastname: Orchard
mesh_terms: D015415:Biomarkers; D015209:Cholangitis, Sclerosing / Q000209:etiology / Q000473:pathology; D018450:Disease Progression; D004893:Erythema Nodosum / Q000209:etiology / Q000473:pathology; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000150:complications* / Q000473:pathology*; D010641:Phenotype; D011237:Predictive Value of Tests; D017511:Pyoderma Gangrenosum / Q000209:etiology / Q000473:pathology; D012720:Severity of Illness Index; D013167:Spondylitis, Ankylosing / Q000209:etiology / Q000473:pathology; D014603:Uveal Diseases / Q000209:etiology / Q000473:pathology
chemical_list: D015415:Biomarkers