During pregnancy, the umbilical cord passes through a small opening in the baby's abdominal muscles. The opening normally closes just after birth. If the muscles don't join together completely in the midline of the abdomen, this weakness in the abdominal wall may cause an umbilical hernia at birth or later in life.
Ileus may also be caused by an infection inside the abdomen, such as appendicitis or diverticulitis. Disorders outside the intestine, such as kidney failure, an underactive thyroid gland, or abnormal levels of blood electrolytes (low potassium levels or high calcium levels, for example), may cause ileus.
The condition ileitis refers to a swollen or inflamed part of the intestines. In this case the ileum or lower part of the small intestine is involved, and this can be painful and uncomfortable to endure. In literature on ileitis, the most common cause of this condition is the presence of Crohnâs disease, but there are other causes, and a diagnosis of this condition is not necessarily a diagnosis of Crohnâs. As stated there are variable causes of this condition. If Crohnâs disease is present, it may result in inflammation of