Immune cells (lymphocytes) may build up in the area as well. The inflammation may keep your large intestine from reabsorbing as much water as it should. This leads to diarrhea, belly pain, and other symptoms. Lymphocytic colitis is one type of inflammatory bowel disease (IBD).

Why is colitis so painful?

As the disease progresses with more inflammation and ulcers in your colon, the pain may manifest as feelings of gripping or extreme pressure that tightens and releases over and over again. Gas pain and bloating may also occur, making the sensation feel worse.

Is infectious colitis painful?

The abdominal pain may come in waves, building to diarrhea, and then waning. There may be a constant pain. Fever, chills, and other signs of infection and inflammation may be present depending upon the cause of colitis.