scholarly journals Stellate ganglion block reduces symptoms of long COVID: A case series

2021 ◽  
pp. 577784
Author(s):  
Luke D. Liu ◽  
Deborah L. Duricka
2021 ◽  
Vol 104 (3) ◽  
pp. 506-511

Ventricular arrhythmias are usually well controlled with medical management, cardiac implantable electronic devices, or catheter ablation. However, the refractory ventricular tachycardia or fibrillation (VT/VF) is life threatening and challenging. The authors reported a case series of left stellate ganglion blocks (LSGB) in patients with refractory VT/VF, who failed pharmacological treatment and multiple traditional cardiac interventions. Five patients underwent six LSGB. Four patients had significant decreased in ventricular arrhythmia burden. Among the responders, the LSGB suppressed significant VT/VF for three to seven days. Blocks did not only temporary suppress ventricular arrhythmia, but also stabilized the condition and served as a bridge to definitive treatment such as EP ablation or heart transplantation. There was no significant hemodynamic change or devastating side effects. The outcome from the present case series suggested that LSGB could be an effective treatment and a lifesaving intervention frintractable VT/VF. Keywords: Stellate ganglion block, Refractory ventricular tachycardia, Sympathectomy


2020 ◽  
Vol 1 (1) ◽  
pp. 290-295
Author(s):  
Raheleh Rahimi Darabad ◽  
Jerry P. Kalangara ◽  
Anna Woodbury

2021 ◽  
Author(s):  
Luke D Liu ◽  
Deborah L Duricka

Abstract The SARS-CoV-2 pandemic has resulted in a secondary pandemic of individuals suffering from pernicious symptoms termed “Long COVID” or PASC. In spite of significant societal impact, the condition remains mysterious and effective treatment remains elusive. Individuals experience debilitating symptoms including fatigue, “brain fog,” loss or altered smell and/or taste, anxiety and depression. Most of these symptoms are included in the “sickness behavior response” initiated from the brainstem when levels of circulating pro-inflammatory cytokines are high. Ordinarily a feedback loop prevents excessive production of these cytokines, however the SARS-CoV-2 virus has demonstrated the ability to induce the sympathetic nervous system (SNS), likely due to imbalance between ACE1 and ACE2 activity. Persistent sympathetic drive causes increased cytokine release, which interferes with the feedback loop that ends “sickness behaviors.” The stellate ganglion is a paravertebral collection of sympathetic nerves located in the cervical region that provides a convenient entry point to reduce activity of the SNS using local anesthetic blockade. The stellate ganglion block (SGB) has a well-established safety and efficacy profile for a variety of conditions involving the SNS. In this case report series, we treated three consecutive “Long COVID” patients with SGB. All three patients reported significant and durable improvement in symptoms including fatigue, “brain fog,” and smell and taste derangements. Our findings provide evidence implicating dysautonomia as the main etiology of Long COVID/PASC symptoms and suggest that SGB is an effective intervention for this condition with the potential to change the course of the second COVID pandemic, “Long COVID”/PASC.


EP Europace ◽  
2020 ◽  
Author(s):  
Simone Savastano ◽  
Veronica Dusi ◽  
Enrico Baldi ◽  
Roberto Rordorf ◽  
Antonio Sanzo ◽  
...  

Abstract Aims The adoption of percutaneous stellate ganglion blockade for the treatment of drug-refractory electrical storm (ES) has been increasingly reported; however, the time of onset of the anti-arrhythmic effects, the safety of a purely anatomical approach in conscious patients and the additional benefit of repeated procedures remain unclear. Methods and results This study included consecutive patients undergoing percutaneous left stellate ganglion blockade (PLSGB) in our centre for drug-refractory ES. Lidocaine, bupivacaine, or a combination of both were injected in the vicinity of the left stellate ganglion. Overall, 18 PLSGBs were performed in 11 patients (age 69 ± 13 years; 63.6% men, left ventricular ejection fraction 31.6 ± 16%). Seven patients received only one PLSGB; three underwent two procedures and one required three PLSGB and two continuous infusions to control ventricular arrhythmias (VAs). All PLSGBs were performed with an anatomical approach; lidocaine, alone, or in combination was used in 77.7% of the procedures. The median burden of VAs 1 h after each block was zero compared with five in the hour before (P < 0.001); 83% of the patients were free from VAs; the efficacy at 24 h increased with repeated blocks. The anti-arrhythmic efficacy of PLSGB was not related to anisocoria. No procedure-related complications were reported. Conclusion Anatomical-based PLSGB is a safe and rapidly effective treatment for refractory ES; repeated blocks provide additional benefits. Percutaneous left stellate ganglion blockade should be considered for stabilizing patients to allow further ES management.


2019 ◽  
Vol 40 (Supplement_1) ◽  
Author(s):  
O Jiravsky ◽  
R Spacek ◽  
J Chovancik ◽  
B Szmek ◽  
R Neuwirth ◽  
...  

Abstract Background The electrical ventricular storm (ES) is a life-threatening condition. The treatment is based on addressing the triggering cause, influencing reversible factors, patient sedation, and antiarrhythmics. Suppressing the massive sympathetic surge is a keystone in the emergent management. Stellate ganglion block (SGB) might serve this purpose. Purpose To show the efficacy of ultrasound-guided SGB in the management of ES. Methods Retrospective analysis of case series. All ES patients in whom SGB was used. SGB was performed after the initial failure of reversible factors modification + sedation + antiarrhythmics. We compared the mean VA burden 2 days before vs. 7 days after SGB (to show the long effect of SGB). 31 patients (5 females). Procedure date between 01.03.2017 and 21.11.2018. Mean LVEF 27±9%. Etiology: 74% ischemic vs. 26% non-ischemic cardiomyopathy. Antiarrhythmic treatment: amiodarone 27 pt. (87%), trimecaine 3pt (10%), digoxin 2 pt. (6%), beta-blocker 28 pt. (90%). Results The ES management including SGB resulted in a significant decrease (92%) in VA burden (mean 26,0 episodes/day vs. 0,6 episodes/day; p<0.001). Separately, ATP episodes were reduced by 99%, external or ICD shocks by 76%. There was no need for general anesthesia as a last resort in refractory ES. 30-days mortality 12,9%. No significant adverse events have been noticed, 10 pt. (32,3%) have developed Horner syndrome, which always disappeared in 24 hours. Conclusion Ultrasound-guided SGB in the management of ES is safe and very effective. Randomized prospective studies are required to precisely determine the effect of SGB.


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