What is the definition or description of: ileus?

Ileus: Ileus is commonly defined as decreased motor activity of the GI tract due to non-mechanical causes. To diagnose ileus, obstructions secondary to adhesions, gallstone ileus and tumor have to be ruled-out.

Slow intestines: Ileus is a slowing, or non-functioning condition of the gastrointestinal tract. The movement of food, digestive juices is slowed, leading to distension, sometimes back-up and vomiting. It is usually caused by trauma or injury, often by surgery itself. Usually responds to patience, time, supportive care.