Strain echocardiography in predicting LV dysfunction in RV apical pacing

Autor: Goutam Datta, Dipankar Ghosh Dastidar, Hrishikesh Chakraborty
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Indian Heart Journal, Vol 75, Iss 1, Pp 77-81 (2023)
Druh dokumentu: article
ISSN: 0019-4832
DOI: 10.1016/j.ihj.2023.01.001
Popis: Right ventricular (RV) pacing is associated with a reduction in left ventricular (LV) systolic function, thought to be mediated by pacing-induced ventricular dyssynchrony. The prevalence of heart failure after RV pacing is reported to range from 31±3%. We studied 60 subjects with high-grade atrioventricular block and Complete Heart Block (CHB) scheduled to undergo right ventricular apical pacing. 2D echocardiography was done at baseline, 1 month and 12 months. Pacing-induced cardiomyopathy was defined as a reduction in LVEF to
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