General NM · Cardiology
Cardiology
Which test should I use?
Pick a clinical scenario for the suggested first-line test and alternative.
Tracers at a glance
Tap any tracer for its mechanism, timing and use — these entries recur across the site.
Clinical topics
Myocardial perfusion SPECT
Stress/rest CAD detection and risk stratification.
Perfusion PET & flow reserve
Rb-82 / N-13; absolute MBF and MFR.
Myocardial viability (FDG)
Perfusion–metabolism mismatch; hibernation.
Cardiac amyloidosis
Bone-tracer ATTR diagnosis; Gillmore criteria.
Cardiac sarcoidosis
FDG PET activity; diet prep essential.
Radionuclide ventriculography
MUGA/ERNA — reproducible LVEF.
Cardiac sympathetic imaging
¹²³I-MIBG — heart-failure prognosis.
Heart transplant imaging
LVEF, MIBG re-innervation, PET flow reserve for vasculopathy. Full article.