A patient presents to your office reporting the new-onset of psychotic symptoms

A patient presents to your office reporting the new-onset of psychotic symptoms. There is no family history of mental illness. You decide to send them to the Emergency Room for an evaluation. Which of the following actions would you expect the ER physician to do first? Group of answer choices Start the patient on an anti-psychotic medication Perform a hair follicle test for ilicit substances Obtain a head CT scan