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Role of High-Resolution Image Integration to Visualize Left Phrenic Nerve and Coronary Arteries During Epicardial Ventricular Tachycardia Ablation

S. Yamashita, F. Sacher, S. Mahida, B. Berte, H. S. Lim, Y. Komatsu, S. Amraoui, A. Denis, N. Derval, F. Laurent, M. Montaudon, M. Hocini (+3 others)
2015 Circulation: Arrhythmia and Electrophysiology  
Background-Epicardial ventricular tachycardia (VT) ablation is associated with risks of coronary artery (CA) and phrenic nerve (PN) injury.  ...  Elimination of local abnormal ventricular activities (LAVAs) was used as ablation end point. The distribution of CAs/PN with respect to LAVA was analyzed and compared between VT etiologies.  ...  B, LAVAs registered to MDCT-defined coronary arteries/phrenic nerve (PN) and computed tomography (CT)-defined substrate: most LAVAs located inside the CT-defined structural substrate (wall thinning <5  ... 
doi:10.1161/circep.114.002420 pmid:25713213 fatcat:pqdff3ynjrbvjejj34bbgis27y

Catheter Ablation of Atrial Fibrillation

Chi Keong Ching, Dimpi Patel, Andrea Natale
2007 Journal of Arrhythmia  
Also, note the close proximity of the SVC to the right superior PV (RSPV) and the circumferential lesion created for SVC isolation.  ...  (J Arrhythmia 2007; 23: 85-101) 85 Ching CK Catheter ablation of atrial fibrillation Review Article Panel A illustrates the placement of RF lesions at the PVs antrum and at the SVC.  ...  The course of the right phrenic nerve is lateral and slightly posterior to the SVC and RA, and descends anteriorly to the right superior PV near the right superior PV-LA orifice alongside of the pericardium  ... 
doi:10.1016/s1880-4276(07)80020-2 fatcat:a3bj3cyuo5enjppljcidoaqsie

Multimodality imaging for real-time image-guided left ventricular lead placement during cardiac resynchronization therapy implantations

Odette A. E. Salden, Hans T. van den Broek, Wouter M. van Everdingen, Firdaus A. A. Mohamed Hoesein, Birgitta K. Velthuis, Pieter A. Doevendans, Maarten-Jan Cramer, Anton E. Tuinenburg, Paul Leufkens, Frebus J. van Slochteren, Mathias Meine
2019 The International Journal of Cardiovascular Imaging  
In six patients the anatomy of the left phrenic nerve (LPN) and coronary sinus ostium was assessed via a computed tomography (CT) scan.  ...  By overlaying the CMR and CT dataset onto live fluoroscopy, aforementioned structures were visualized during LV lead implantation.  ...  Acknowledgements The authors acknowledge Niels Blanken who contributed with the CMR scanning. CARTBox is a CE-certified software product.  ... 
doi:10.1007/s10554-019-01574-0 fatcat:jpo7clrqybawrn47jqleml5xne

Electrocardiogram Recognition and Ablation of Atrial Tachycardia

Alexander Feldman, Jonathan M Kalman
2011 Asia Pacific Cardiology  
The P-wave morphology on surface electrocardiogram (ECG) together with more sophisticated contemporary mapping techniques facilitates precise localisation and ablation of these ectopic foci.  ...  Catheter ablation of focal AT is associated with high long-term success and may be viewed as a primary treatment strategy in symptomatic patients.  ...  from the CT carries a small risk of damage to the right phrenic nerve.  ... 
doi:10.15420/apc.2011:3:1:80 fatcat:36j3frexyfgaplqifchplh73si

Electrocardiogram Recognition and Ablation of Atrial Tachycardia

Alexander Feldman, Jonathan M Kalman
2010 European Cardiology  
The P-wave morphology on surface electrocardiogram (ECG) together with more sophisticated contemporary mapping techniques facilitates precise localisation and ablation of these ectopic foci.  ...  Catheter ablation of focal AT is associated with high long-term success and may be viewed as a primary treatment strategy in symptomatic patients.  ...  from the cT carries a small risk of damage to the right phrenic nerve.  ... 
doi:10.15420/ecr.2010.6.4.58 fatcat:xbush5qo6nhormxi7parzsl3ly

Indication and Technical Aspects of Adrenal Blood Sampling

D. Blondin, I. Quack, M. Haase, S. Kücükköylü, H. Willenberg
2014 RöFo. Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden Verfahren (Print)  
Using a thin-slice CT (SD 2 mm), identification of the right adrenal vein is possible in 50 % of patients.  ...  Cadaver studies have indicated an average length of 1 -15 mm for the right adrenal vein and 10 -40 mm to the confluence with the phrenic vein for the left adrenal vein [39 -41] .  ... 
doi:10.1055/s-0034-1385081 pmid:25226232 fatcat:wnanftigojguzf43p5vo5uoiaa

Image Integration to Guide Catheter Ablation in Scar-Related Ventricular Tachycardia

SEIGO YAMASHITA, FRÉDÉRIC SACHER, SAAGAR MAHIDA, BENJAMIN BERTE, HAN S. LIM, YUKI KOMATSU, SANA AMRAOUI, ARNAUD DENIS, NICOLAS DERVAL, FRANÇOIS LAURENT, MAXIME SERMESANT, MICHEL MONTAUDON (+4 others)
2016 Cardiovascular Electrophysiology  
Image integration motivated additional mapping and epicardial access in 57% and 33% of patients. Coronary and phrenic nerve integration modified epicardial ablation strategy in 43% of patients.  ...  This substrate was compared to mapping and ablation results with the endpoint of complete elimination of local abnormal ventricular activity (LAVA), and the impact of image integration on procedural management  ...  Blue line in the second column indicates the course of the left phrenic nerve.  ... 
doi:10.1111/jce.12963 pmid:26918883 fatcat:e542jx5u6nhudkstes2p5pt5zy

Catheter Ablation of Paroxysmal Atrial Fibrillation Originating from Non-pulmonary Vein Areas

Satoshi Higa, Li-Wei Lo, Shih-Ann Chen, Cardiac Electrophysiology and Pacing Laboratory, Division of Cardiovascular Medicine, Makiminato Central Hospital, Okinawa, Japan, Heart Rhythm Center, Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan, Institute of Clinical Medicine, Department of Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan, Heart Rhythm Center, Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan, Institute of Clinical Medicine, Department of Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan
2018 Arrhythmia & Electrophysiology Review  
This article summarises current knowledge about the electrophysiological characteristics of non-PV AF, suitable mapping and ablation strategies, and the safety and efficacy of catheter ablation of AF initiated  ...  These findings suggest that non-PV ectopy is important in both the initiation and recurrence of AF.  ...  An upstream pacing technique to monitor the phrenic nerve and/or compound muscle action potential can minimise phrenic nerve injury.  ... 
doi:10.15420/aer.2018.50.3 pmid:30588316 pmcid:PMC6304799 fatcat:xdzhg456izdyfmoqqgplku4hja

Three-dimensional nonfluoroscopic mapping and ablation of inappropriate sinus tachycardia. Procedural strategies and long-term outcome

N.F. Marrouche, S. Beheiry, G. Tomassoni
2002 ACC Current Journal Review  
BACKGROUND The long-term results after RFA of IST have been reported to vary between 27% and 66%.  ...  CONCLUSIONS Three-dimensional electroanatomical mapping seems to facilitate and improve the ablation results of IST.  ...  To reduce the risk of phrenic nerve damage on each map, the sites where phrenic nerve stimulation was demonstrated were tagged ( Fig. 1) .  ... 
doi:10.1016/s1062-1458(02)00746-8 fatcat:33oykenf75d6dpkvngxnxj6xem

Three-dimensional nonfluoroscopic mapping and ablation of inappropriate sinus tachycardia

Nassir F Marrouche, Salwa Beheiry, Gery Tomassoni, Christopher Cole, Dianna Bash, Thomas Dresing, Walid Saliba, Ahmad Abdul-Karim, Patrick Tchou, Robert Schweikert, Fabio Leonelli, Andrea Natale
2002 Journal of the American College of Cardiology  
BACKGROUND The long-term results after RFA of IST have been reported to vary between 27% and 66%.  ...  CONCLUSIONS Three-dimensional electroanatomical mapping seems to facilitate and improve the ablation results of IST.  ...  To reduce the risk of phrenic nerve damage on each map, the sites where phrenic nerve stimulation was demonstrated were tagged ( Fig. 1) .  ... 
doi:10.1016/s0735-1097(02)01703-5 pmid:11897449 fatcat:liryiob3njfxvjlpsrnj5txw7e

Advanced Mapping Systems To Guide Atrial Fibrillation Ablation: Electrical Information That Matters

Sotirios Nedios, Philipp Sommer, Andreas Bollmann, Gerhard Hindricks
2016 Journal of Atrial Fibrillation  
Advanced mapping systems emerged from the need to better understand and ablate complex AF substrate, by improving the acquisition and illustration of electrophysiological information.  ...  In this review, we present you the recently advanced mapping systems for AF ablation in comparison to the established contemporary EAMs.  ...  this information on a preacquired CT/MRI-based 3D model of the atria.  ... 
doi:10.4022/jafib.1337 pmid:27909489 pmcid:PMC5089464 fatcat:woburdyv6fc23cmd2e5vevyjue

Initial experience with ablation of the innervation surrounding sinus and atrioventricular nodes to treat paroxysmal bradyarrhythmia

Chun-Shan Lu, Cheng-Jun Guo, Dong-Ping Fang, Peng Hao, Dong-Fang He, Ai-Guo Xu
2019 Chinese Medical Journal  
Areas surrounding the sinus node, AV node, and the phrenic nerve were avoided. Thirteen patients completed the studies. Ablation was successfully performed in 12 patients and failed in one.  ...  The present study aimed to assess the feasibility and to present the initial results of the restricted ablation of the parasympathetic innervation surrounding sinus and atrioventricular (AV) nodes for  ...  Zhao-Su Wu for his instructive suggestions on the work. Conflicts of interest None.  ... 
doi:10.1097/cm9.0000000000000595 pmid:31880742 pmcid:PMC7028169 fatcat:szz32ivq4fcfdmrwwpzatt3pk4

Atrial flutter catheter ablation in adult congenital heart diseases

Victor Waldmann, Francis Bessière, Cristina Raimondo, Alice Maltret, Denis Amet, Eloi Marijon, Nicolas Combes
2021 Indian Pacing and Electrophysiology Journal  
Observational data have suggested the interest of systematically targeting all inducible atrial arrhythmias, whether previously documented or not, and a lot of hope and research is based on the prediction  ...  The important increase in life expectancy of adult patients with congenital heart disease (ACHD) has generated new challenges, including arrhythmias that represent one of the main late complications.  ...  Acknowledgments We would like to thank Margaux de Cidrac for the support and for editing the videos provided. Appendix A.  ... 
doi:10.1016/j.ipej.2021.06.003 pmid:34157427 fatcat:c2qgp4g64jed5exhp7vo7cqtwm

Activation of the midbrain periaqueductal gray induces airway smooth muscle relaxation

Musa A. Haxhiu, Bryan K. Yamamoto, Ismail A. Dreshaj, Donald G. Ferguson
2002 Journal of applied physiology  
These data indicate, for the first time, that activation of vl PAG dilates the airways by a release of GABA and activation of GABA A receptors expressed by AVPNs.  ...  (AVPNs) located in the rostral nucleus ambiguus region (rNA), by use of receptor immunochemistry and confocal microscopy; 2) measuring GABA release within the rNA by using microdialysis; and 3) performing  ...  This work was supported by the National Heart, Lung, and Blood Institute HL-50527 and National Institute of Neurological Disorders and Stroke Grant 1U54 NS-39407.  ... 
doi:10.1152/japplphysiol.00752.2001 pmid:12133848 fatcat:7ikasqwysbgv3o3g3lndat6edu

Accuracy and usefulness of fusion imaging between three-dimensional coronary sinus and coronary veins computed tomographic images with projection images obtained using fluoroscopy

A. Auricchio, A. Sorgente, E. Soubelet, F. Regoli, G. Spinucci, R. Vaillant, F. F. Faletra, C. Klersy, T. Moccetti
2009 Europace  
phrenic nerve). 10 The possibility to combine these two modalities (multislice CT and fluoroscopy) may be helpful in facilitating CS cannulation as well as enabling navigation within CS and coronary  ...  (first-and second-order branches) such as take-off, anatomical course, and relationship with neighbouring anatomical structures (myocardial scar, phrenic nerve, and diaphragm).  ...  Conflict of interest: F.F.F. and A.A. receive speaker fees from General Electric (GE). Funding The Cardiocentro Ticino has received a research grant from GE.  ... 
doi:10.1093/europace/eup237 pmid:19726445 fatcat:2xcurma72vb5rkkxq7h73idjly
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