A patient with type 1 diabetes mellitus asks the nurse what causes his hyperglycemia. Which response by the nurse is most appropriate?

The patient’s father is observed pressing the patient’s patient-controlled analgesia (PCA) pump while the patient is asleep. The nurse attempts to arouse the patient, who only opens the eyes after being pinched. Once aroused, the patient is able to raise the hand upon request. When asked what the year is, the patient responds with the previous year. The nurse reports the patient’s condition to the provider with which number on the Glasgow Coma Scale? Enter your response using a whole number.

A 75-year-old male patient presents with altered mental status and lethargy secondary to chronic severe hyponatremia due to syndrome of inappropriate antidiuretic hormone (SIADH). Which treatment is the most appropriate for this patient’s condition?