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Prognostic impact of hs-CRP and IL-6 in patients undergoing radiofrequency catheter ablation for atrial fibrillation

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@article{9e282720fc3e48d5b4e7e6172417b24f,
title = "Prognostic impact of hs-CRP and IL-6 in patients undergoing radiofrequency catheter ablation for atrial fibrillation",
abstract = "AIM: The aim of this study was to assess the predictive value of inflammatory markers in patients with paroxysmal/persistent atrial fibrillation (AF) treated with radiofrequency (RF) catheter ablation.METHODS: Forty-six consecutive patients, mean age 55 years (range 31 - 81 yrs), with paroxysmal or persistent AF were treated with either segmental or circumferential pulmonary vein isolation ablation technique. All patients presented with sinus rhythm on inclusion. Holter monitoring lasting at least 14 days was performed before ablation and after 3 months. Recurrent symptomatic AF or atrial tachycardia >10 minutes was considered failure and patients were offered a second ablation session. Interleukin-6 and high-sensitivity C-reactive protein were measured prior to ablation and at follow-up visits.RESULTS: After a maximum of two ablations, 19 patients (41{\%}) had SR without recurrence of AF after 12 months. Patients in SR had significantly lower left atrium diameter (p = 0.007) and lower values of both IL-6 (p = 0.007) and hs-CRP (p = 0.018) at baseline before ablation. IL-6 concentration prior to ablation was an independent predictor of recurrent AF (p = 0.027).CONCLUSION: In patients with a history of paroxysmal or persistent AF treated with RF catheter ablation, elevated levels of IL-6 and hs-CRP before ablation are independent predictors of recurrence of AF.",
keywords = "Adult, Aged, Aged, 80 and over, Atrial Fibrillation, Biomarkers, C-Reactive Protein, Catheter Ablation, Chi-Square Distribution, Denmark, Electrocardiography, Ambulatory, Female, Humans, Inflammation Mediators, Interleukin-6, Male, Middle Aged, Recurrence, Regression Analysis, Risk Assessment, Risk Factors, Time Factors, Treatment Outcome, Up-Regulation, Journal Article, Research Support, Non-U.S. Gov't",
author = "Henningsen, {Kristoffer Mads Aaris} and Brian Nilsson and Helle Bruunsgaard and Xu Chen and Pedersen, {Bente Klarlund} and Svendsen, {Jesper Hastrup}",
year = "2009",
doi = "10.1080/14017430802653676",
language = "English",
volume = "43",
pages = "285--91",
journal = "Scandinavian Cardiovascular Journal",
issn = "1401-7431",
publisher = "Informa Healthcare",
number = "5",

}

RIS

TY - JOUR

T1 - Prognostic impact of hs-CRP and IL-6 in patients undergoing radiofrequency catheter ablation for atrial fibrillation

AU - Henningsen, Kristoffer Mads Aaris

AU - Nilsson, Brian

AU - Bruunsgaard, Helle

AU - Chen, Xu

AU - Pedersen, Bente Klarlund

AU - Svendsen, Jesper Hastrup

PY - 2009

Y1 - 2009

N2 - AIM: The aim of this study was to assess the predictive value of inflammatory markers in patients with paroxysmal/persistent atrial fibrillation (AF) treated with radiofrequency (RF) catheter ablation.METHODS: Forty-six consecutive patients, mean age 55 years (range 31 - 81 yrs), with paroxysmal or persistent AF were treated with either segmental or circumferential pulmonary vein isolation ablation technique. All patients presented with sinus rhythm on inclusion. Holter monitoring lasting at least 14 days was performed before ablation and after 3 months. Recurrent symptomatic AF or atrial tachycardia >10 minutes was considered failure and patients were offered a second ablation session. Interleukin-6 and high-sensitivity C-reactive protein were measured prior to ablation and at follow-up visits.RESULTS: After a maximum of two ablations, 19 patients (41%) had SR without recurrence of AF after 12 months. Patients in SR had significantly lower left atrium diameter (p = 0.007) and lower values of both IL-6 (p = 0.007) and hs-CRP (p = 0.018) at baseline before ablation. IL-6 concentration prior to ablation was an independent predictor of recurrent AF (p = 0.027).CONCLUSION: In patients with a history of paroxysmal or persistent AF treated with RF catheter ablation, elevated levels of IL-6 and hs-CRP before ablation are independent predictors of recurrence of AF.

AB - AIM: The aim of this study was to assess the predictive value of inflammatory markers in patients with paroxysmal/persistent atrial fibrillation (AF) treated with radiofrequency (RF) catheter ablation.METHODS: Forty-six consecutive patients, mean age 55 years (range 31 - 81 yrs), with paroxysmal or persistent AF were treated with either segmental or circumferential pulmonary vein isolation ablation technique. All patients presented with sinus rhythm on inclusion. Holter monitoring lasting at least 14 days was performed before ablation and after 3 months. Recurrent symptomatic AF or atrial tachycardia >10 minutes was considered failure and patients were offered a second ablation session. Interleukin-6 and high-sensitivity C-reactive protein were measured prior to ablation and at follow-up visits.RESULTS: After a maximum of two ablations, 19 patients (41%) had SR without recurrence of AF after 12 months. Patients in SR had significantly lower left atrium diameter (p = 0.007) and lower values of both IL-6 (p = 0.007) and hs-CRP (p = 0.018) at baseline before ablation. IL-6 concentration prior to ablation was an independent predictor of recurrent AF (p = 0.027).CONCLUSION: In patients with a history of paroxysmal or persistent AF treated with RF catheter ablation, elevated levels of IL-6 and hs-CRP before ablation are independent predictors of recurrence of AF.

KW - Adult

KW - Aged

KW - Aged, 80 and over

KW - Atrial Fibrillation

KW - Biomarkers

KW - C-Reactive Protein

KW - Catheter Ablation

KW - Chi-Square Distribution

KW - Denmark

KW - Electrocardiography, Ambulatory

KW - Female

KW - Humans

KW - Inflammation Mediators

KW - Interleukin-6

KW - Male

KW - Middle Aged

KW - Recurrence

KW - Regression Analysis

KW - Risk Assessment

KW - Risk Factors

KW - Time Factors

KW - Treatment Outcome

KW - Up-Regulation

KW - Journal Article

KW - Research Support, Non-U.S. Gov't

U2 - 10.1080/14017430802653676

DO - 10.1080/14017430802653676

M3 - Journal article

VL - 43

SP - 285

EP - 291

JO - Scandinavian Cardiovascular Journal

JF - Scandinavian Cardiovascular Journal

SN - 1401-7431

IS - 5

ER -

ID: 51560605