Review Question - QID 214703

A 56-year-old man presents to the emergency department for worsening headache and left-sided weakness. His symptoms began approximately 3 weeks ago and have been progressively worsening. He describes his headache as throbbing and affecting the right side of his head. He reports that lately he has been having difficulty clicking the buttons on the remote with his left hand and has had 2 falls. He has a medical history of glioblastoma for which he undersent resection, radiation, and chemotherapy. Neurological examination is remarkable for a left-sided droop affecting only the lower portion of his face and 3/5 strength in the left upper and lower extremity. A CT head without contrast demonstrates a right-sided intracranial mass with significant vasogenic edema. He is appropriately treated for the vasogenic edema and is admitted to the hospital for further management. On the second day of hospitalization, the patient reports feeling anxious, sleeping for 1-2 hours, and yelling at the hospital staff when asked if he needs anything. Neurological examination demonstrates improvement in his left facial droop and left-sided strength. Which of the following is the most appropriate next step in management?