Ulcerative colitis and finger-clubbing.
D003093:Colitis, Ulcerative / Q000150:complications*; D003106:Colon / Q000294:innervation; D006801:Humans; D010005:Osteoarthropathy, Secondary Hypertrophic / Q000209:etiology*; D014630:Vagus Nerve / Q000503:physiopathology