The 56-year-old intubated and sedated patient’s arterial blood gas results are as follows: pH = 7.25, PCO2 = 36, PaO2 = 50, HCO3- = 15, SaO2 = 86%. Other lab values are notable for a hemoglobin of 7.9 mg/dL, albumin of 2.5 g/dL, sodium of 152 mEq/L, potassium of 2.1 mEq/L, chloride of 118 mEq/L. Vital signs are notable for a heart rate of 118 bpm, blood pressure of 86/38 mmHg, temperature of 102°F, and pulse oximetry of 85% on room air. The nurse advocates for which order?

The 3-day-old full-term neonate has yet to pass meconium and is experiencing significant abdominal distention. The child is otherwise healthy and is not requiring respiratory support. The nurse learns that Hirschsprung disease is suspected and prepares the patient for which test that will definitively diagnose the condition?

A nurse is caring for a young patient who is recovering from a laparoscopic appendectomy following acute appendicitis. 18 hours post-procedure the patient develops a high fever, severe abdominal pain, and nausea. The abdomen is rigid with rebound tenderness and guarding. She is hemodynamically stable. The nurse suspects which complication?