PET imaging detects early, 'silent heart' stage of disease in asymptomatic diabetic patients

As many as 50 percent of all cardiac deaths due to disease in the heart's vessels occur in individuals with no prior history or symptoms of heart disease. In addition, standard coronary risk factors may fail to explain up to 50 percent of cardiovascular events. Now, researchers using positron emission tomography (PET) are able to see changes in coronary blood vessels, offering hope that those at risk can receive earlier treatment and prolong life.

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