Ulcerative a. : Of or pertaining to ulcers; as, an ulcerative process.

Example:
What is the youngest diagnosed case of Ulcerative Colitis?

Taxonomy
ulcerative colitis, disease, inflammatory bowel disease, colon, inflammation, involvement, Crohn's disease, symptoms, PMID, treatment, disease patients, Gastroenterol, colitis, rectum, UC, intestine, autoimmune disease, extent.

Defination from the web:
Ulcerative colitis (Colitis ulcerosa, UC) is a form of inflammatory bowel disease (IBD) ... Ulcerative colitis is, however, believed to have a systemic etiology that leads to many symptoms outside the intestine. ...