7. What are the five major causes of paralytic ileus? Posted on April 22, 2023 Correct answer: (1) Drugs. (2) Reflex paralytic ileus. (3) Postoperative. (4) Peritonitis. (5) Metabolic factors. Post navigation Previous Post6. What type of pain is felt by a patient with a paralytic ileus? Next Post8. What is reflex paralytic ileus?