scholarly journals A cast of sick sinus syndrome recognizing the obvious rise of a pacing threshold by antiarrhythmic drug.

Author(s):  
MASARU HAGA
2021 ◽  
Author(s):  
Junqian Luo ◽  
Zihao Zhou ◽  
Kaicong Chen ◽  
Junyao Lin ◽  
Chaogeng Cai ◽  
...  

Abstract Background: Dextrocardia is a congenital abnormal position of the heart in which the main part of the heart is in the right chest and the long axis of the heart points to the lower right, cases with combination of dextrocardia and sick sinus syndrome are rare.Case presentation: A 65-year-old female patient was admitted with palpitations and dizziness for 1 week. Mirror-image Dextrocardia and sick sinus syndrome was diagnosed by electrocardiogram (ECG), echocardiography, Holter monitoring, and X-ray. The rarity of the case and the specificity of anatomy brought great challenges to our interventional treatments. Finally, we successfully implanted a DDD pacemaker into the patient.Conclusion: For dextrocardia, using active fixation leads in both atrial and ventricular leads is easier to find the position with optimal sensing and pacing threshold, which also have a lower and more stable pacing threshold and can reduce the incidence of falling off at the same time. During operation, combine the multiple positions under fluoroscopy to confirm the leads position, which can improve the success rate of implantation.


2016 ◽  
Vol 5 (2) ◽  
pp. 117 ◽  
Author(s):  
Jaber Abboud ◽  
Joachim R Ehrlich ◽  
◽  

Implantable cardioverter defibrillators (ICDs) are effective in the prevention of arrhythmic sudden cardiac death. Many patients receiving an ICD are affected by heart failure and are at risk of ventricular arrhythmias, which may lead to appropriate shocks. On the other hand, in this population the incidence of atrial fibrillation, giving rise to inappropriate ICD shocks, is high. Accordingly, ICD discharges occur frequently and many patients with an ICD will need concomitant antiarrhythmic drug therapy to avoid or reduce the frequency of shocks. Therapeutic agents such as β-blockers, class I or class III antiarrhythmic drugs effectively suppress arrhythmias, but may have side-effects. Some drugs could eventually influence the function of ICDs by altering defibrillation or pacing threshold. Few prospective randomised trials are available, but current data suggest that amiodarone is most effective for prevention of appropriate or inappropriate ICD shocks. This review article summarises current knowledge regarding the antiarrhythmic management of patients with ICDs.


Author(s):  
Pham Nhu Hung ◽  
Truong Quang Viet

Objectives: NT-ProBNP could influence the pacemaker parameters in patients with sick sisnus syndrome? Methods and Results: 93 patients with sick sinus syndrome were implanted 2 chambers pacemaker with mean aged 61,19±14,95 years old and 37,6% of male. The pacemaker parameters of ventricular lead include: Pacing thresholds were measured 0.75 ± 0.17 V, sensing amplitudes were measured 9,93 ± 4.01 mV, and lead impedances were measured 710,06 ± 130,86 ᾨ. The pacemaker parameters of atrial lead include: Pacing thresholds were measured 1,06 ± 0,29 V, sensing amplitudes were measured 2,58 ± 1,23 mV, and lead impedances were measured 509,13 ± 69,22 ᾨ. There is not significantly relationships of NT-ProBNP and pacemaker parameters of ventricular lead, atrial lead impedance, atrial lead sensing amplitudes (p>0,05). However, there is significantly relationship of NT-ProBNP and atrial lead pacing threshold (r=0,34; p=0,003). Conclusion: There is significantly relationship of NT proBNP and atrial lead pacing threshold in patients with sick sinus syndrome who were implanted the pacemaker.


2006 ◽  
Vol 5 (1) ◽  
pp. 98-98
Author(s):  
Y ZHANG ◽  
A MA ◽  
H WAN ◽  
C HUANG ◽  
X ZHOU ◽  
...  

2018 ◽  
pp. 114-121
Author(s):  
Van Minh Huynh ◽  
Anh Tien Hoang ◽  
Khanh Hung Doan ◽  
Vu Phong Nguyen ◽  
Viet Lam Ngo ◽  
...  

Aim: To evaluate the application of permanent pacemaker and optimal programmation associated with Nora G. checklist in pacemaker implantation. Patients and methods: we analyse the 35 cases who were implanted the permanent pacemakers we analyse the 35 cases who were implanted the permanent pacemakers in 2017. For inclusion criteria, we used the recomendation of ACC/AHA/ HRS and Vietnam Heart Association. Apply the C arm fluoroscopy to perform the implantation of the permanent pacemaker. Most of patients were performed the subclavian vein and cephalic vein as the main way but some cases we choosed the external jugular vein as the alternative route. Results: male gender was 60%, mean age was 71.97±12.55. Mostly cardiac arrhythmia were sick sinus syndrome (42.86%), atrial fibrillation with slow rate response (17.14%), blocAVII nd degree Mobitz II (14.28%), bloc AV III rd (11.42%), the underlying diseases were arterial hypertension 42.86%, coronary disease (20%), diabetes mellitus (14.29%). The implanted pacemekers were predominantly one chamber VVIR type (47.5%). The complications was rare and there were a clear recovery of clinical symptoms and mortality death following the Nora checklist. Conclusion: VT technology is an integral part of the treatment of arrhythmias, especially the optimal combination of programming and the Nora checklist, which makes it more effective. Key words: permanent pacemaker, optimal programmation


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