An emergency department nurse is caring for a patient who has presented with symptoms of a stroke. The patient's condition is deteriorating, and the nurse identifies a possible error in the administration of thrombolytic therapy. Which of the following actions is MOST appropriate for the nurse to take first in managing this risk situation?
Stop the infusion and assess the patient's condition.
Review hospital policy on thrombolytic therapy administration.
Immediate documentation of the error in the patient's medical record.
Conduct a root cause analysis to determine the cause of the error.