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Multiparametric Electrogram Feature Analysis for Ventricular Tachycardia Functional Extra-Stimulus Substrate Mapping
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DOI：10.1016/j.jacep.2025.11.006.png)
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Abstract
En 中文
Functional extra-stimulus (ES) substrate mapping has been shown to reduce the recurrence of ventricular tachycardia (VT) compared with intrinsic rhythm mapping. However, there is no standardized approach to functional ES mapping.
Keywords:
catheter ablation
decremental evoked potentials
functional substrate mapping
near-field
ventricular tachycardia
AP
average precision
AUROC
area under the receiver-operating characteristic curve
DeEP
decremental evoked potential
DZ
deceleration zone
EAM
electroanatomical map
EGM
electrogram
ES
extra-stimulus
FD
first deflection
FN
false-negative
FP
false-positive
HSC
hidden slow conduction
IHD
ischemic heart disease
LAT
local activation timing
LD
last deflection
LV
left ventricular
NF
near-field
PEFA
paced electrogram feature analysis
ROI
region of interest
RV
right ventricular
RVA
right ventricular apex
TN
true-negative
TP
true-positive
VT
ventricular tachycardia
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