Mass General Brigham Imaging (Salem Hospital Main Campus) offers imaging services, including Breast Imaging, CT, Fluoroscopy, Interventional Radiology, MRI, Nuclear Medicine, Pediatrics, Ultrasound, and walk-in X-ray (Walk-In). Hours of operation depend on exam type. CT, MRI, Ultrasound, and X-ray services are available 24 hours per day, 7 days per week in the Emergency Department.