Spectrum of Disease Ulcerative colitis Crohn's disease Limited to colon+rectum “ Mouth to anus” Continuous Transmural mucosal Skip lesions In determinate Colitis/granulomas 5-10 IBD1 BD4 Severe Mild Disease DiseaseUlcerative Colitis Crohn’s Disease Limited to colon+rectum Continuous mucosal “Mouth to anus” Transmural Skip lesions granulomas Indeterminate Colitis 5-10% Spectrum of Disease IBD1 IBD2 IBD3 IBD4 Severe Disease Mild Disease