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Symptoms associated with ileus include: 1  abdominal cramping. 2  appetite loss. 3  feeling of fullness. 4  constipation. inability to pass 5  gas. stomach swelling. 6  nausea. vomiting, especially vomiting stool-like contents.
Symptoms and signs of ileus include abdominal distention, nausea, vomiting, and vague discomfort. Pain rarely has the classic colicky pattern present in mechanical obstruction. There may be obstipation or passage of slight amounts of watery stool. Auscultation reveals a silent abdomen or minimal peristalsis.