The adenoid is a tissue mass of the immune system located behind the nose and above the soft palate. Some substances belonging to the immune system called antibodies that help to recognize and fight bacteria, viruses and allergens that enter the body through the mouth and nose It has an important function such as producing . However, if the adenoid is frequently inflamed or causes serious problems due to its overgrowth, the adenoid may need to be surgically removed. If adenoid is removed, other tissues in the body take on its task and fight infections. For this reason, children do not get sick more often after adenoid surgery.