A nurse is caring for a client on the oncology unit who is experiencing multiple symptoms and requiring close monitoring. The client appears fatigued and has recently experienced significant weight loss. Nurse's Notes: 1030- Client reports increased fatigue and shortness of breath when ambulating. Weight has decreased by 10 lbs over the past month. Lung sounds are diminished bilaterally, and slight cyanosis is noted around the lips. Vital Signs at 1000: Temperature 36.7 C (98.1 F), Heart Rate 110/min, Respiratory Rate 22/min, Blood Pressure 110/70 mmHg, Oxygen Saturation 94 Vital Signs at 1400: Temperature 37.2 C (99 F), Heart Rate 95/min, Respiratory Rate 24/min, Blood Pressure 100/65 mmHg, Oxygen Saturation 92 Laboratory Results at 1400: Hgb 9.3 gm/dL, Platelets 70,000 mcL, WBC 8,000 mcL, BUN 24 mg/dL. 1430- Client expresses concern about swelling in the abdomen and has not had a bowel movement in three days. Abdomen is distended and tender to palpation, with hypoactive bowel sounds. Based on the given scenario, which nursing action is the priority for the client's current status?