The application of nitrates in myocardial perfusion study is useful because nitrates:
A. Can be used as a pharmacologic stress agent
B. Nitrates reduce collateral flow into ischaemic zone
C. Decrease myocardial blood flow in areas of resting ischaemia
D. Enhances the detection of myocardial viability by Tc-99m radiopharmaceuticals
Answer:A
The application of nitrates in myocardial perfusion study is useful because nitrates:
A. Can be used as a pharmacologic stress agent B. Nitrates reduce collateral flow into ischaemic zone C. Decrease myocardial blood flow in areas of resting ischaemia D. Enhances the detection of myocardial viability by Tc-99m radiopharmaceuticals