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Updated: Aug 29, 2026

10:17
Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
Published on: April 11, 2025
Noninvasive assessment of the biventricular pacing system
Jonathan S Steinberg1, Parimal B Maniar, Steven L Higgins
1Division of Cardiology and Arrhythmia Service, St. Luke's-Roosevelt Hospital Center and Columbia University, New York Scripps Hospital, La Jolla, California, USA. jss7@columbia.edu
Abstract
No abstract available in PubMed .
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Pre-Procedural Preparation
The A-R pulse assessment involves simultaneous evaluation of the apical and radial pulses. When the apical and radial pulse rates vary, this assessment helps identify a pulse deficit.
Pre-Procedural Preparation
Assessment of apical pulse
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Assessing the apical pulse is a critical nursing procedure, particularly indicated for:
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Pulse rhythm
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
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Normal Heart Sounds
S1 (First Heart Sound)-
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Assessment of radial pulse
Assessment of Radial Pulse
The radial pulse, located at the wrist, is often the preferred site for assessing peripheral pulse because of its accessibility and dependability. The process of determining the radial pulse involves several steps:
The radial pulse, located at the wrist, is often the preferred site for assessing peripheral pulse because of its accessibility and dependability. The process of determining the radial pulse involves several steps:

