The patient is being treated with intravenous quinidine for malaria that was contracted while in Africa. Several hours after administration of the medication, the patient develops palpitations and dizziness. Electrocardiogram shows tachycardia and twisting of the QRS complexes around an isoelectric line. Which best describes the most likely etiology of this patient’s arrhythmia?

The nurse is administering fluid resuscitation to a patient who sustained fourth-degree burns to 25% of the body and third-degree burns to 15% of the body. The patient weighs 210 pounds. Using the Parkland formula, how many milliliters should the nurse plan for the patient to receive in the first 24 hours of resuscitation?

The patient who has received a heart transplant is prescribed trimethoprim-sulfamethoxazole (TMP-SMZ) for Pneumocystis jiroveci pneumonia (PJP) prophylaxis. Which statements does the nurse provide to educate the patient about adverse effects of the TMP-SMZ? Select all that apply.