Gastroenterology

Question 1

Common to both Crohn’s disease (CD) and Ulcerative colitis (UC) - related to disease activity

Answer 1

Arthritis: pauciarticular, asymmetric
Erythema nodosum
Episcleritis (more common in CD)
Osteoporosis

Question 2

Common to both Crohn’s disease (CD) and Ulcerative colitis (UC) - Unrelated to disease activity

Answer 2

Arthritis: polyarticular, symmetric
Uveitis (more in UC)
Pyoderma gangrenosum
Clubbing
Primary sclerosing cholangitis (more in UC)