The nurse is most suspicious of glucose-6-phosphate dehydrogenase (G6PD) deficiency in which patient who presents with jaundice and fatigue after receiving an antimalarial drug?  

The patient was admitted to the critical care unit following a fall from a balcony. Emergency responders were unable to adequately ventilate the patient until arrival at the emergency department. The patient has been unresponsive since the fall and is now receiving mechanical ventilation and continuous intracranial pressure monitoring. The nurse assesses for signs of which complications in this patient? Select all that apply.

In the post-anesthesia care unit (PACU) 30 minutes after surgery, the patient is noted to have a blue tinge around the lips. Which action does the nurse take first?