2nd January 2024

A 72-year-old female presents to the emergency department with a 2-day complaint

A 72-year-old female presents to the emergency department with a 2-day complaint of a unilateral, throbbing headache localised to the left temporal region with associated tenderness to palpation along the same area. She denies any associated nausea or vomiting. Since the onset of the headache, she has had pain in her jaw when she is chewing food and states that she cannot see out of her left eye for the last few hours. What is considered the gold standard diagnostic tool for this condition?

Select the SINGLE most appropriate option from the list below. Select ONE option only.