Certified Neuroscience Registered Nurse (CNRN) Practice Exam

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What is the predisposition associated with prolonged postoperative ileus?

Less than 4 days
Adhesive bowel obstruction
More than 4 days
None of the above

The correct answer is: More than 4 days

Prolonged postoperative ileus is characterized by the failure of the intestines to resume normal function after surgery. It is typically defined as an absence of bowel movement or bowel sounds lasting longer than 4 days following surgery. The period of more than 4 days indicates a significant delay in gastrointestinal recovery, which can lead to various complications, including discomfort, distension, and nausea. The predisposition to prolonged postoperative ileus can be influenced by multiple factors, including the type of surgery performed, the patient's overall health, and the presence of postoperative complications. Options specifying less than 4 days or none of the conditions do not align with the established definition of prolonged ileus. Additionally, while an adhesive bowel obstruction can occur in relation to postoperative ileus, it is not a direct predisposition but rather a potential complication that may arise from factors involved in prolonged ileus. Therefore, recognizing that a duration of more than 4 days signifies a problem is critical in understanding postoperative care and management.