Cardiology

Exercise perfusion CT imaging IDs coronary stenosis

(HealthDay)—For patients suspected of having hemodynamically significant coronary stenosis, exercise computed tomography (CT) myocardial perfusion imaging is feasible and accurate, according to a study published in the ...

Cardiology

CT perfusion imaging better IDs CAD than SPECT

(HealthDay)—Computed tomographic (CT) perfusion imaging shows higher overall diagnostic performance than single photon emission computed tomography (SPECT) perfusion imaging for the diagnosis of coronary artery disease ...

Cardiology

When less is more: New protocol limits use of SPECT MPI

A new stress test protocol that investigates reducing the use of perfusion imaging in low risk patients undergoing SPECT myocardial perfusion imaging for possible angina symptoms was found to be diagnostically safe, revealed ...

Cardiology

The next stage of heart function testing

A new non-invasive technique for measuring how well the heart and blood vessels function in patients already suffering from coronary artery disease could, in a single test, identify which abnormally narrowed blood vessels ...

Oncology & Cancer

Experts offer pointers for optimizing radiation dose in head CT

An article in the August issue of the Journal of the American College of Radiology summarizes methods for radiation dose optimization in head computed tomography (CT) scans. Head CT is the second most commonly performed ...

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