Several theories exist about what<unk> <unk> ’s<unk> , but none have been proven. The human immune system is made from cells and different proteins that protect people from infection. The most popular theory is that the body’s immune system reacts abnormally in people with<unk> ’s<unk> , mistaking bacteria, foods, and other substances for being foreign. The immune system’s response is to attack these “invaders.” During this process, white blood cells accumulate in the lining of the intestines, producing chronic inflammation, which leads to ulcerations and bowel injury. and with susceptibility to certain phenotypes of<unk>  location and activity.
Crohn's disease causes
Stomach cancer causes
Anal fissure causes
Gastroenteritis causes
Anal fistula causes
Ulcerative colitis causes
Volvulus causes
Stomatitis causes