Review Question - QID 213735

A 24-year-old man is being managed on the surgical floor after a laparoscopic appendectomy for perforated appendicitis 2 days prior. He states that his pain is poorly controlled and has been worsening since the procedure. The patient has been receiving oxycodone for pain control. He also states that he has not passed gas or had a bowel movement yet. His temperature is 98.7°F (37.1°C), blood pressure is 125/82 mmHg, pulse is 83/min, respirations are 19/min, and oxygen saturation is 99% on room air. Physical exam is notable for tenderness over the surgical site with no rebound or tenderness elsewhere. A radiograph is performed as seen in Figure A. Which of the following is the most appropriate next step in management?