Ulcerative colitis (UC) is a lifelong inflammatory disease of the colon and rectum. The immune mediated disease causes changes in stools ranging from diarrhea and bloody stools to constipation and ...

Medically reviewed by Jay N. Yepuri, MD Medically reviewed by Jay N. Yepuri, MD Crohn's disease flare-ups can occur due to internal or external triggers, which vary by person. Knowing your triggers ...

Ulcerative proctitis is an inflammation and ulceration of the rectal lining. In ulcerative proctitis, sores and ulcers form in the inner lining of the rectum, the lowest part of the large intestine.