Detection of coronary vasospasm
| Test parameters | Invasive approach | Noninvasive approach |
|---|---|---|
| Operating theater | Catheterization laboratory | Echocardiography laboratory |
| Stress test | Intracoronary acetylcholine | Hyperventilation + exercise |
| Main biomarker | Coronary vasoconstriction | RWMA |
| Ancillary biomarker | IMR | CFV |
| Radiation exposure | 15 mSv (750 chest X-rays) | Absent |
| Iodine contrast material | 50 mL | Absent |
| Intracoronary catheter | Present, perturbs coronary tone | Absent |
| X-rays effect on endothelium | Present, may alter function | Absent |
| Large scale experience | Present | Missing |
mSv: milli Sievert (radiation dose)
ADD: Writing—original draft, Conceptualization. SD: Writing—original draft, Visualization. NB and VG: Writing—review & editing.
The authors declare that they have no conflicts of interest.
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© The Author(s) 2024.