New Study Finds a 67% Increase in Neurovascular Imaging Use for Headache and Dizziness in the Emergency Department
Harvey L. Neiman Health Policy InstituteNew research demonstrates that the use of CT angiography (CTA) for patients with headache or dizziness increased dramatically over 5 years in the emergency department (ED) of a large medical center. Simultaneously the rate of positive findings on those same exams decreased. The study, published in the journal Internal and Emergency Medicine, raises concerns about whether the 67% increase in CTA from 2017 to 2021 reflects necessary and appropriate care.