Research Article
Clinical and Laboratory Predictors of Long-Term Outcomes after Catheter Ablation for a Ventricular Electrical Storm
Table 2
Clinical characteristics of patients with serious complications of the radiofrequency ablation (RFA) performed due to ventricular electrical storm.
| Variable | P.J. | N.W. | Z.M. | O.C. | M.J. | P.P. |
| Sex | Male | Male | Female | Male | Male | Male | Age at RFA, years | 77 | 67 | 64 | 66 | 69 | 55 | Complication | Ischemic stroke | Complete AV block | Pulmonary oedema | Complete AV block | Aorto-atrial fistula | Transient complete AV block | Management | Mechanical thrombectomy | ICD program change (including AV delay optimization under echocardiography) | Infusion of pressor amines, respiratory therapy | ICD program change, then ICD VR upgrade to CRT-D | Observation-spontaneousclosure of the fistula | Observation-spontaneousresolution of the AV block | Clinical VT, bpm | 185 | 115 | 150 | 210 | 130 | 150 | Underlying heart disease | ICM | DCM | ICM | DCM | ICM | ICM | LVEF, % | 35 | 30 | 20 | 20 | 20 | 25 | Charlson comorbidity index, median | 5 | 4 | 5 | 1 | 3 | 2 | Follow-up, days | 15 | 38 | 1 | 236 | 59 | 37 | NLR | 5.58 | 1.29 | 2.32 | 1.83 | 3.96 | 2.05 |
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AV: atrioventricular, CRT-D: implantable cardiac resynchronization therapy (CRT) defibrillator, DCM: dilated cardiomyopathy, ICD: implantable cardioverter defibrillator, ICM: ischemic cardiomyopathy, LVEF: left ventricular ejection fraction, NLR: neutrophil to lymphocyte ratio, RFA: radiofrequency ablation, VT: ventricular tachycardia.
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