A gastric polyp, also called a stomach polyp, is a growth on the lining of the stomach. Most polyps are not dangerous, but some can be harmful because of their size, location, or type. Polyps that can become harmful include:
Large polyps. These can turn into sores (ulcers).
Polyps that cause a blockage.
A kind of polyp called an adenoma. This type of polyp can become cancerous.
CAUSES
Gastric polyps form when the lining of the stomach gets inflamed or damaged. Stomach inflammation and damage may be caused by:
A long-lasting stomach condition, such as gastritis.
Certain medicines used to reduce stomach acid.
An inherited condition called familial adenomatous polyposis.
SYMPTOMS
Symptoms include: