An 85-year-old man with a history of stroke presented with a three-day history of bloody stool. He had chronic constipation treated with herbal medicine, but the constipation had become worse over the ...

Ulcers in the colon are usually due to a condition like inflammatory bowel disease or an infection. But some medications or procedures can also cause colon ulcers. A colon ulcer is an open sore that ...

Colon erosions are small, shallow sores or ulcers on the lining of your colon, or large intestine. They’re often surrounded by a ring of red, inflamed tissue. They can also be irregular in shape, like ...

A rectal ulcer happens when one or more of the mucus layers that line the rectum are injured or damaged, resulting in a painful sore. Your rectum is the last few inches of your large intestine (colon) ...

Stercoral colitis arises from prolonged faecal impaction, in which hardened stool exerts sustained pressure on the colonic wall, leading to mucosal ulceration, transmural necrosis and, in severe cases ...