PET/MR shows arterial CO2 as potent vasodilator for cardiac stress testing

(Society of Nuclear Medicine) Using PET/MR imaging, a new international study featured in the June issue of The Journal of Nuclear Medicine demonstrates that increases in partial pressure of arterial carbon dioxide (PaCO2) can safely and efficiently widen blood vessels of the heart during stress tests to help determine heart function.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news