Dr. Robert O. Nathan

But Robert Nathan, M.D., Trauma Radiologist with Harborview Medical Center in Seattle, says some physicians are reluctant to use CT scans because they are costly, require injections of contrast materials and expose the patient to higher doses of radiation than standard X-rays.
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Thus, Nathan says the best use of CT scans appears to be for people with a probable or highly probable diagnosis of appendicitis.

"The CT is an excellent tool in helping to diagnose appendicitis and, on the other hand, it can potentially eliminate unnecessary surgeries," says Dr. Robert Nathan, a radiologist who aided in the study.

Robert O. Nathan, M.D.

Dr. Nathan attended the University of Oklahoma where he received his medical degree.He completed his residency in diagnostic radiology and fellowship in body CT and ultrasound at Harbor UCLA Medical Center, Torrance, CA.

Dr. Nathan received his board certification from the American Board of Radiology in 1982.He is also a member of the American College of Radiology, American Institute of Ultrasound Medicine, and the Radiological Society of North America.Dr. Nathan joined Valley Radiologists in 1982.