About ERA

Eastern Radiological Associates (ERA) is a professional partnership of board certified radiologists (doctors trained in medical imaging and image interpretation) who have been providing radiology professional services since 1970. Our mission is simple. Eastern Radiological Associates serves the patient and physician community of the region (Montana, Wyoming, and surrounding) by providing the highest quality diagnostic imaging and interventional services in a caring and compassionate atmosphere. Did you know? We are involved in the Yellowstone community… learn...

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Meet the Radiologists

Brian Christenson

Brian Christenson, MD

Brian Christenson is a board-certified radiologist. He is fellowship/ subspecialty trained in interventional radiology.

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Services

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Coronary Computed Tomography Angiography (CCTA)

Heart and Ribs

What is CCTA? Coronary computed tomography angiography (CCTA) is a heart imaging test that helps determine if plaque buildup has narrowed a patient’s coronary arteries, the blood vessels that supply the heart. Plaque is made of various substances circulating in the blood, such as fat, cholesterol and calcium that deposit along the inner lining of the arteries. Plaque, which builds up over time, can reduce or in some cases completely block blood flow. Patients undergoing a CCTA scan receive an iodine-containing contrast material (dye) as an intravenous...

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Body Imaging

body image

ERA’s body imaging specialists utilize modern imaging equipment and powerful computer systems  to identify disease formations at an earlier stage through the use of body imaging. Our radiologists work closely with physicians and/or specialists to provide interpretations based on body image scans. Our radiologist’s ability to view the body’s internal structures and system functions enables them to detect and diagnose disease and illnesses earlier in a non-invasive manner, leading to treatment and intervention in the timeliest manner...

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Breast Imaging

Breast Imaging

Radiologists of Eastern Radiological Associates provide radiological services exclusively to Yellowstone Breast Center. The Yellowstone Breast Center, which is part of Saint Vincent Healthcare, is accredited by the National Accreditation Program for Breast Centers and certified by the FDA. The Yellowstone Breast Center has been accredited by the American College of Radiology as a Breast Imaging Center of Excellence for demonstrating excellence in breast imaging by successfully achieving accreditation in: Digital Mammography Digital Mobile Mammography Breast...

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