The patient is brought to the emergency room after briefly losing consciousness. He states, “I feel like my heart has been racing for days now. I just assumed it was stress, but now it feels so much worse.” He is pale, diaphoretic, and tachypneic. His heart rate is 118 bpm and his blood pressure is 86/52 mmHg. An electrocardiogram shows an irregularly irregular RR interval without distinct P waves. The nurse prepares the patient for which intervention? 

The nurse is creating a care plan for a patient receiving fluid resuscitation after sustaining extensive third-degree burns. Which of the following outcomes is most appropriate to use to guide fluid resuscitation in this patient?

A 21-year-old male presents with sudden onset shortness of breath. He has no history of smoking, alcohol use, recent injuries or trauma. He is 5’11” tall, weighs 130 pounds, and works as a forklift driver. His vital signs are: BP 115/64 mm Hg, HR 104 bpm, RR 26, Temp 99.0 F, and O2 Sat 91%. The nurse suspects which condition?