radionuclide angiocardiography

radionuclide angiocardiography
angiocardiography in which the contrast material is a radionuclide, usually a compound of technetium Tc 99m such as Tc 99m pyrophosphate or Tc 99m–labeled red blood cells, and images are obtained using a gamma camera.

Medical dictionary. 2011.

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  • first pass radionuclide angiocardiography — radionuclide angiocardiography in which a rapid sequence of images is taken immediately after administration of a bolus of radionuclide, recording only the initial transit of the isotope through the central circulation …   Medical dictionary

  • equilibrium radionuclide angiocardiography — radionuclide angiocardiography in which images are taken at specific phases of the cardiac cycle over a series of several hundred cycles. Timing of image recording is set, or gated, by the occurrence of specific electrocardiographic waveforms,… …   Medical dictionary

  • gated equilibrium radionuclide angiocardiography — equilibrium radionuclide a …   Medical dictionary

  • angiocardiography — X ray imaging of the heart and great vessels made visible by injection of a radiopaque solution. See coronary angiography. SYN: cardioangiography. [angio + G. kardia, heart, + grapho, to write] exercise radionuclide a …   Medical dictionary

  • radionuclide ventriculography — see under angiocardiography …   Medical dictionary

  • angiography — Radiography of vessels after the injection of a radiopaque contrast material; usually requires percutaneous insertion of a radiopaque catheter and positioning under fluoroscopic control. SEE ALSO …   Medical dictionary

  • ventriculography — 1. Radiographic demonstration of the cerebral ventricles by direct injection of air or contrast medium; developed and described by Dandy in 1918. Cf.:pneumoencephalography. 2. Demonstration of the contractility of the cardiac ventricles by… …   Medical dictionary

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  • ERNA — early return to normal activities [after acute myocardial infarction]; efferent renal nerve activity; equilibrium radionuclide angiocardiography …   Medical dictionary

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