The revascularization of the atrio-ventricular node artery in a case of right coronary artery occlusion promptly discontinue the atrio-ventricular block
Author(s) -
Michele M. Ciulla,
Matteo Astuti,
Patrizia Vivona,
Enrico Gallazzi,
R. Meazza,
Federico Lombardi
Publication year - 2017
Publication title -
hellenic journal of cardiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.513
H-Index - 19
eISSN - 2241-5955
pISSN - 1109-9666
DOI - 10.1016/j.hjc.2017.01.021
Subject(s) - medicine , cardiology , right coronary artery , revascularization , artery , occlusion , block (permutation group theory) , coronary artery occlusion , myocardial infarction , coronary angiography , geometry , mathematics
As it is known, ischemia of the specialized myocardial excito-conducting tissue is one of the hypothesized mechanisms in atrio-ventricular (A-V) arrhythmias; unfortunately, in the current context of interventional cardiology, which is mainly focused on ablation and/or pacing, the ischemic hypothesis is scarcely taken into consideration. To discuss this hypothesis, which has a solid pathophysiological basis, we report here a case of ST elevation myocardial infarction (STEMI) with A-V block at onset, in which the revascularization of the A-V artery originating from an occluded right coronary artery (RCA) promptly restores a physiological A-V conduction.
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