colon diseases. proctitis, colitis, appendicitis, polyp, ulcer, crohn`s disease. infographics.

abdomen anatomy appendix biology body bowel cancer care colitis colon colonoscopy colorectal diagnosis diagram diarrhea digestion digestive disease educational extensive gastrointestinal health healthcare healthy human illustration inflammation inflammatory internal intestine large left medical medicine organ pain pan pancolitis proctitis proctosigmoiditis science section segment side system total type ulcer ulcerative vector