Mucositis describes inflammation and ulceration of the digestive tract lining. It can cause painful sores in the mouth or gastrointestinal symptoms. It often results from cancer treatments. When the ...

Some kinds of chemotherapy and radiation treatments can cause oral mucositis. You might also hear this condition called ulcerative oral mucositis, mouth sores, and mouth ulcers. Children and younger ...

Mucositis is the breakdown of mucous membranes in your gastrointestinal tract, the passageway that spans from your mouth to your anus. Cancer treatment often causes it. When you have mucositis, GI ...