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

Rex Dietz

Rex Dietz, MD

Rex Dietz is a board-certified radiologist and he is fellowship/sub-specialty trained in neuroradiology.

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Services

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Varicocele Embolization

men contemplating

What is a varicocele? A varicocele is a varicose vein of the testicle and scrotum that may cause pain and shrinking of the testicles. In healthy veins of the scrotum, a one-way valve allows blood to flow from the testicles and scrotum back to the heart. In a varicocele, the one-way valve has failed resulting in pooled blood and enlarged veins around the testicle. What is Varicocele Embolization? The enlarged veins found in a varicocele can be treated using embolization. In embolization a small tube called a catheter is inserted in the groin area...

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Nuclear Medicine

nulcear medicine

Nuclear medicine is a branch of medical imaging that uses small amounts of radioactive material to diagnose and determine the severity of or treat a variety of diseases, including many types of cancers, heart disease, gastrointestinal, endocrine, neurological disorders and other abnormalities within the body. Because nuclear medicine procedures are able to pinpoint molecular activity within the body, they offer the potential to identify disease in its earliest stages as well as a patient’s immediate response to therapeutic interventions. Nuclear...

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Transarterial Chemo-embolization (TACE)

TACE

What is transarterial chemoembolization (TACE)? Chemoembolization is a procedure that allows a dose of chemotherapy drugs to be administered directly to your tumor. This procedure allows for the chemo drugs to be given to the tumor and lessens the side effects associated with chemotherapy. TACE is most often used to treat liver tumors. How is TACE done? An anesthetic (numbing medicine) will be applied to your skin. Dr. Christenson will make a small incision in your groin then thread a catheter (small plastic tube) from your groin into the artery...

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