Augmentation of Left Ventricular Contractility by Cardiac Sympathetic Neural Stimulation
Author(s) -
Christian Meyer,
Obaida R. Rana,
Erol Saygili,
Christopher Gemein,
Michael Becker,
Kay Nolte,
Joachim Weis,
Thomas Schimpf,
Christian Knackstedt,
Karl Mischke,
Rainer Hoffmann,
Malte Kelm,
Dainius H. Pauža,
Patrick Schauerte
Publication year - 2010
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.109.874263
Subject(s) - medicine , contractility , cardiology , stimulation , sympathetic nervous system , sympathetic innervation , blood pressure
Electric stimulation of mediastinal sympathetic cardiac nerves increases cardiac contractility but is not selective for the left ventricle because it elicits sinus tachycardia and enhanced atrioventricular conduction. The aim of this study was to identify sympathetic neural structures inside the heart that selectively control left ventricular inotropy and can be accessed by transvenous catheter stimulation.
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