Here is an enlightening article, published today, in the New York Times. It deals with unnecessary CT scanning of patients, the potential dangers and the additional costs.
Double CT scans (scanning patients twice in one day) expose patients to extra radiation while heaping millions of dollars in extra costs on an already overburdened Medicare program. There is widespread variation within the country on the practice of double scanning. Double scanning is more likely to occur at smaller, community hospitals.
The principal challenge is getting physicians to change practice.
