Differences between Ulcerative Colitis and Crohn’s Disease

Reading time: 1 min
Ulcerative colitis Crohn’s disease
Only affects the colon Can affect any section of the digestive tract
Inflammation occurs in the innermost lining Inflammation affects all layers of the intestine
Stenosis / fistula complications are rare Stenosis / fistulas are relatively frequent
The predominant symptom is diarrhoea The predominant symptom is abdominal pain
Blood and/or mucus discharges in stools or in isolation are relatively frequent Blood and/or mucus discharges are usually evidence of colon involvement

Substantiated information by:

Ingrid Ordas Jimenez
Marta Gallego Barrero

Published: 20 February 2018
Updated: 4 September 2020

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