{"doi":"10.1111/jce.14624","title":"Recurrent ventricular tachycardia after cardiac sympathetic denervation: Prolonged cycle length with improved hemodynamic tolerance and ablation outcomes","abstract":"INTRODUCTION: Cardiac sympathetic denervation (CSD) is utilized for the management of ventricular tachycardia (VT) in structural heart disease when refractory to radiofrequency ablation (RFA) or when patient/VT characteristics are not conducive to RFA. METHODS: We studied consecutive patients who underwent CSD at our institution from 2009 to 2018 with VT requiring repeat RFA post-CSD. Patient demographics, VT/procedural characteristics, and outcomes were assessed. RESULTS: Ninety-six patients had CSD, 16 patients underwent RFA for VT post-CSD. There were 15 male and 1 female patients with mean age of 54.2 ± 13.2 years. Fourteen patients had nonischemic cardiomyopathy. A mean of 2.0 ± 0.8 RFAs for VT was unsuccessful before the patient undergoing CSD. The median time between CSD and RFA was 104 days (interquartile range [IQR] = 15-241). The clinical VT cycle length was significantly increased after CSD both spontaneously on ECG and/or ICD interrogation (355 ± 73 ms pre-CSD vs. 422 ± 94 ms post-CSD, p = .001) and intraprocedurally (406 ± 86 ms pre-CSD vs. 457 ± 88 ms post-CSD, p = .03). Two patients had polymorphic and 14 had monomorphic VT (MMVT) pre-CSD, and all patients had MMVT post-CSD. The proportion of mappable, hemodynamically stable VTs increased from 35% during pre-CSD RFA to 58% during post-CSD RFA (p = .038). At median follow-up of 413 days (IQR = 43-1840) after RFA, eight patients had no further VT. CONCLUSION: RFA for recurrent MMVT post-CSD is a reasonable treatment option with intermediate-term clinical success in 50% of patients. Clinical VT cycle length was significantly increased after CSD with associated improvement in mappable, hemodynamically tolerated VT during RFA.","journal":"Journal of Cardiovascular Electrophysiology","year":2020,"id":84576,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":9,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9648,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2020-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":411749,"name":"Veronica Dusi","orcid":"0000-0002-2290-3126","position":1,"is_corresponding":false},{"id":235740,"name":"Duc H.","orcid":"0000-0003-4160-476X","position":2,"is_corresponding":false},{"id":255720,"name":"Olujimi A. Ajijola","orcid":"0000-0001-6197-7593","position":3,"is_corresponding":false},{"id":355563,"name":"Marmar Vaseghi","orcid":"0000-0002-9701-9706","position":4,"is_corresponding":false},{"id":433815,"name":"Jay M. Lee","orcid":"0000-0003-3715-6749","position":5,"is_corresponding":false},{"id":253662,"name":"Jane Yanagawa","orcid":"0000-0001-9619-1814","position":6,"is_corresponding":false},{"id":396935,"name":"Nir Hoftman","orcid":"0000-0003-1699-7629","position":7,"is_corresponding":false},{"id":434902,"name":"Sha’Shonda Revels","orcid":null,"position":8,"is_corresponding":false},{"id":434903,"name":"Éric Buch","orcid":null,"position":9,"is_corresponding":false},{"id":433816,"name":"Houman Khakpour","orcid":"0000-0003-4564-9084","position":10,"is_corresponding":false},{"id":433817,"name":"Osamu Fujimura","orcid":"0000-0002-1704-9324","position":11,"is_corresponding":false},{"id":433818,"name":"Yuliya Krokhaleva","orcid":"0000-0002-1061-911X","position":12,"is_corresponding":false},{"id":434904,"name":"Carlos Macias","orcid":null,"position":13,"is_corresponding":false},{"id":433819,"name":"Julie M. Sorg","orcid":"0000-0002-8388-3771","position":14,"is_corresponding":false},{"id":434905,"name":"Jean Gima","orcid":null,"position":15,"is_corresponding":false},{"id":434906,"name":"Geraldine Pavez","orcid":null,"position":16,"is_corresponding":false},{"id":433820,"name":"Noel G. Boyle","orcid":"0000-0002-1227-4418","position":17,"is_corresponding":false},{"id":324254,"name":"Kalyanam Shivkumar","orcid":"0000-0002-4121-1766","position":18,"is_corresponding":false},{"id":433821,"name":"Jason S. Bradfield","orcid":"0000-0002-2541-5726","position":19,"is_corresponding":false},{"id":434901,"name":"Justin Hayase","orcid":null,"position":0,"is_corresponding":true}],"reference_count":17,"raw_metadata":null,"created_at":"2026-07-18T21:55:38.506333Z","pmid":"32558054","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}