The patient walks into to the emergency department (ED) complaining of significant pain in the right eye. It appears red and swollen. The pupils are not equal in size or reactivity – the right pupil remains dilated despite the bright exam room and the flash light. The patient cringes from the bright light, though, and complains the bright lights are hurting his head. He reports that over the last week, both eyes have been aching and he has been seeing halos around lights. The nurse prepares for which test to be performed first?

The patient with severe anxiety and claustrophobia is administered intravenous midazolam prior to an outpatient magnetic resonance imaging (MRI) scan of the brain. The nurse informs the patient’s companion that the patient can leave at which time following the procedure?

The 62-year-old male patient presents to the office complaining of difficulty urinating, with a weak stream, waking multiple times in the night to urinate, and the feeling of not completely emptying the bladder that has been occurring for months. Which test must be performed first for this patient?