The patient receiving a continuous infusion of total parenteral nutrition (TPN) through a peripherally inserted central catheter (PICC) line reports sudden onset dizziness, dyspnea, and tachycardia. Upon assessment, the nurse notes the patient is difficult to arouse. The IV tubing is noted to be cracked and have air in it. Which action does the nurse take first?

The nurse is caring for a patient with bacterial meningitis. The provider has prescribed mannitol to this patient. The patient’s mother asks why this medication has been prescribed. Which of the following responses by the nurse is most appropriate?

The nurse is taking care of a patient who is prescribed chloramphenicol. After three days, the patient develops fatigue and dyspnea on exertion. Physical assessment reveals tachycardia, pallor and multiple petechiae on the trunk and extremities. The nurse anticipates which laboratory result(s)?