Doctors, Patients Should Weigh Risks vs. Rewards Of Medical Imaging

After an imaging test revealed a small nodule in Dr. Len Lichtenfeld's lung, his doctor ordered a series of CT scans. But Lichtenfeld turned them down. As deputy chief medical officer of the American Cancer Society, Lichtenfeld knew the tiny nodule probably wasn't dangerous and that new research has documented an increased risk of cancer from CT scans' X-rays.