electrogram
noun Date: circa 1935 a tracing of the electrical potentials of a tissue (as the brain or heart) made by means of electrodes placed directly in the tissue instead of on the surface of the body

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • electrogram — 1. Any record on paper or film made by an electrical event. 2. In electrophysiology, a recording taken directly from the surface by unipolar or bipolar leads. His bundle e. ( …   Medical dictionary

  • electrogram — elec·tro·gram …   English syllables

  • electrogram —  ̷ ̷ˈ ̷ ̷ ̷ ̷+ˌgram noun Etymology: electr + gram : a tracing of the electric potentials of a tissue (as the brain) made by means of electrodes placed directly in the tissue instead of on the surface of the body …   Useful english dictionary

  • coronary sinus (CS) electrogram — an intracardiac electrogram that records electrical potentials within the coronary sinus; it is used for indirect monitoring of left atrial and left ventricular sites …   Medical dictionary

  • esophageal electrogram — an electrogram recorded by an esophageal electrode; it is used for enhanced detection of P waves and elucidation of complex arrhythmias …   Medical dictionary

  • high right atrial (HRA) electrogram — an intracardiac electrogram that records electrical potentials within the upper region of the right atrium, obtained by introduction of electrodes high in the atrium near the sinus node; used in localizing conduction blocks and diagnosing… …   Medical dictionary

  • His bundle electrogram — (HBE) an intracardiac electrogram of potentials in the lower right atrium, atrioventricular node, and His Purkinje system, obtained by positioning intracardiac electrodes near the tricuspid valve; it is used to pinpoint the site, extent, and… …   Medical dictionary

  • intra-atrial electrogram — an intracardiac electrogram of potentials within the atrium; used particularly for monitoring P waves …   Medical dictionary

  • intracardiac electrogram — a record of changes in the electric potentials of specific cardiac loci as measured by electrodes placed within the heart via cardiac catheters; it is used for loci that cannot be assessed by body surface electrodes, such as the bundle of His or… …   Medical dictionary

  • right ventricular electrogram — an intracardiac electrogram obtained by placing electrodes in the right ventricle; used to assess ventricular activity and response to stimuli …   Medical dictionary

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