The following article was published in an article titled:; "outcome of ventricular tachycardia catheter ablation in ischemic heart disease patients using a high-density mapping substrate-based approach: a prospective cohort study"., by gustavo lima da silva.; revista portuguesa de cardiologia 41.4: 325-335.Sociedade portuguesa de cardiologia.(apr 2022).A prospective, observational, single-center and single-arm study involving patients with ihd, referred for rca procedure for vt using high-density mapping catheters.Substrate mapping was performed in all patients.Procedural endpoints were vt non-inducibility and local abnormal ventricular activities (lavas) elimination.The primary end point was survival free from appropriate icd shocks and secondary end points included vt storm and all cause mortality.The following complications occurred: two patients experienced cardiac tamponade, a few hours after the procedure, requiring pericardiocentesis.In two patients, ablation resulted in third-degree atrioventricular block.
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The results of the investigation are inconclusive since the device was not returned for analysis.Review of the device history was not possible as the lot number is unknown.Based on the information received, the cause of the reported incident could not be conclusively determined.Per the ifu, cardiac perforation is a known risk during the use of this device.
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