The NYTimes today had an excellent and long piece on the use and probable overuse of the cardiac CT angiogram. The essence of the argument was that the CT angiogram of the heart was only occasionally helpful while costly in money and radiation exposure. The cardiac calcium score, which I have and continue to recommend frequently, differs in important ways, including much lower radiation and lower cost. Most important, we use it primarily to reaffirm the negative, that healthy “risk factors” really are accurate, because the cholesterol and blood pressure predictors of cardiovascular health are good but hardly infallible. Even the Framingham Heart Study is incorporating cardiac calcium scores in their risk evaluations.
Read More
