Which comorbidities increase the risk for refeeding syndrome in the chronically ill patient who is started on total parenteral nutrition (TPN)? Select all that apply.

The patient presents to the emergency department complaining of lightheadedness and states, “I feel like my heart is racing.” Upon assessment, the nurse notes the patient is diaphoretic and pale. Vital signs are significant for a heart rate of 220 bpm, blood pressure of 70/50 mm Hg, and oxygen saturations of 96%. The 12-lead EKG indicates supraventricular tachycardia. Which medication does the nurse prepare to administer?

A patient is receiving multiple continuous infusions for the treatment of acute decompensated heart failure (ADHF). The nurse notes the patient’s central line, through which the drips are being infused, has cracked. After an alternate vascular access has been established, which drug should the nurse restart first?