A graphic record of the concentration of injected radioisotope within the cardiac chambers. ... (05 Mar 2000) ... 
(ra″de-o-kahr´de-o-gram) the graphic record produced by radiocardiography.
Type: Term Pronunciation: rā′dē-ō-kar′dē-ō-gram Definitions: 1. A graphic record of the concentration of injected radioisotope within the cardiac chambers.
roentgenocardiogram, radiocardiogram The record or film obtained during radiocardiography. Related 'roentgen, x-ray' units: Roentgen Biography; Chemical Element: roentgenium.radiocardiogram A graphic record of the concentration of injected radioisotope within the cardiac chambers.