64-Slice CT Scanner Creates Controversy
New CT scanners that create highly detailed images of the heart may be unnecessary for many patients and may even expose them to high levels of radiation, according to an article in the San Diego Union-Tribune.
There are more than 1,000 of the machines installed worldwide, and their public profile has increased since Oprah Winfrey underwent the procedure. But some critics contend that the procedure is overused, or even being oversold to make money.
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