The 58-year-old patient presents to the clinic for a follow-up appointment. Upon assessment, the nurse notes expiratory wheezes across all lung fields. Review the patient’s chart to determine the most likely cause of this new symptom.

The nurse is assigned to a 45-year-old HIV-positive male patient who is admitted with a MRSA skin infection on his right arm secondary to intravenous drug use. The patient is prescribed intravenous vancomycin. Twenty minutes after starting the vancomycin infusion, the patient develops a mild erythematous macular rash on the face, trunk and extremities. Which action is performed first?

The 3.2 kg patient with persistent pulmonary hypertension of the newborn (PPHN) has the following order: Infuse norepinephrine 0.05 mcg/kg/min IV and titrate q15 minutes by 0.05 mcg/kg/min to maintain mean arterial pressure between 45 and 55 mm Hg. Overnight, the norepinephrine had been titrated to 0.25 mcg/kg/min for persistent hypotension. At 0900, the MAP rose to 62 mm Hg and the nurse decreased the infusion from 0.25 mcg/kg/min to 0.20 mcg/kg/min. At 0905, the patient’s blood pressure fell to 42 mm Hg. Which action does the nurse take first?