Angelkov, Lazar

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  • Angelkov, Lazar (2)
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Author's Bibliography

Wireless remote monitoring of reconstructed 12-lead ECGs after ablation for atrial fibrillation using a hand-held device

Gussak, Ihor; Vukajlovic, Dejan; Vukcevic, Vladan; George, Samuel; Bojović, Boško; Hadžievski, Ljupčo; Simic, Goran; Stojanovic, Bojan; Angelkov, Lazar; Panescu, Dorin

(2012)

TY  - JOUR
AU  - Gussak, Ihor
AU  - Vukajlovic, Dejan
AU  - Vukcevic, Vladan
AU  - George, Samuel
AU  - Bojović, Boško
AU  - Hadžievski, Ljupčo
AU  - Simic, Goran
AU  - Stojanovic, Bojan
AU  - Angelkov, Lazar
AU  - Panescu, Dorin
PY  - 2012
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/4713
AB  - Objective: Atrial fibrillation (AF) surveillance using a wireless handheld monitor capable of 12-lead electrocardiogram reconstruction was performed, and arrhythmia detection rate was compared with serial Holter monitoring. Methods: Twenty-five patients were monitored after an AF ablation procedure using the hand-held monitor for 2 months immediately after and then for 1 month approximately 6 months postablation. All patients underwent 12-lead 24-hour Holter monitoring at 1, 2, and 6 months postablation. Results: During months 1-2, 425 of 2942 hand-held monitor transmissions from 21 of 25 patients showed AF/atrial flutter (Afl). The frequency of detected arrhythmias decreased by month 6 to 85/1128 (P LT .01) in 15 of 23 patients. Hotter monitoring diagnosed AF/Afl in 8 of 25 and 7 of 23 patients at months 1-2 and month 6, respectively (P LT .01 compared with wireless hand-held monitor). Af/Afl diagnosis by wireless monitoring preceded Holler detection by an average of 24 days. Conclusions: Wireless monitoring with 12-lead electrocardiogram reconstruction demonstrated reliable AF/Afl detection that was more sensitive than serial 12-lead 24-hour Holter monitoring. (C) 2012 Elsevier Inc. All rights reserved.
T2  - Journal of Electrocardiology
T1  - Wireless remote monitoring of reconstructed 12-lead ECGs after ablation for atrial fibrillation using a hand-held device
VL  - 45
IS  - 2
SP  - 129
EP  - 135
DO  - 10.1016/j.jelectrocard.2011.09.003
ER  - 
@article{
author = "Gussak, Ihor and Vukajlovic, Dejan and Vukcevic, Vladan and George, Samuel and Bojović, Boško and Hadžievski, Ljupčo and Simic, Goran and Stojanovic, Bojan and Angelkov, Lazar and Panescu, Dorin",
year = "2012",
abstract = "Objective: Atrial fibrillation (AF) surveillance using a wireless handheld monitor capable of 12-lead electrocardiogram reconstruction was performed, and arrhythmia detection rate was compared with serial Holter monitoring. Methods: Twenty-five patients were monitored after an AF ablation procedure using the hand-held monitor for 2 months immediately after and then for 1 month approximately 6 months postablation. All patients underwent 12-lead 24-hour Holter monitoring at 1, 2, and 6 months postablation. Results: During months 1-2, 425 of 2942 hand-held monitor transmissions from 21 of 25 patients showed AF/atrial flutter (Afl). The frequency of detected arrhythmias decreased by month 6 to 85/1128 (P LT .01) in 15 of 23 patients. Hotter monitoring diagnosed AF/Afl in 8 of 25 and 7 of 23 patients at months 1-2 and month 6, respectively (P LT .01 compared with wireless hand-held monitor). Af/Afl diagnosis by wireless monitoring preceded Holler detection by an average of 24 days. Conclusions: Wireless monitoring with 12-lead electrocardiogram reconstruction demonstrated reliable AF/Afl detection that was more sensitive than serial 12-lead 24-hour Holter monitoring. (C) 2012 Elsevier Inc. All rights reserved.",
journal = "Journal of Electrocardiology",
title = "Wireless remote monitoring of reconstructed 12-lead ECGs after ablation for atrial fibrillation using a hand-held device",
volume = "45",
number = "2",
pages = "129-135",
doi = "10.1016/j.jelectrocard.2011.09.003"
}
Gussak, I., Vukajlovic, D., Vukcevic, V., George, S., Bojović, B., Hadžievski, L., Simic, G., Stojanovic, B., Angelkov, L.,& Panescu, D.. (2012). Wireless remote monitoring of reconstructed 12-lead ECGs after ablation for atrial fibrillation using a hand-held device. in Journal of Electrocardiology, 45(2), 129-135.
https://doi.org/10.1016/j.jelectrocard.2011.09.003
Gussak I, Vukajlovic D, Vukcevic V, George S, Bojović B, Hadžievski L, Simic G, Stojanovic B, Angelkov L, Panescu D. Wireless remote monitoring of reconstructed 12-lead ECGs after ablation for atrial fibrillation using a hand-held device. in Journal of Electrocardiology. 2012;45(2):129-135.
doi:10.1016/j.jelectrocard.2011.09.003 .
Gussak, Ihor, Vukajlovic, Dejan, Vukcevic, Vladan, George, Samuel, Bojović, Boško, Hadžievski, Ljupčo, Simic, Goran, Stojanovic, Bojan, Angelkov, Lazar, Panescu, Dorin, "Wireless remote monitoring of reconstructed 12-lead ECGs after ablation for atrial fibrillation using a hand-held device" in Journal of Electrocardiology, 45, no. 2 (2012):129-135,
https://doi.org/10.1016/j.jelectrocard.2011.09.003 . .
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Wireless Monitoring of Reconstructed 12-Lead ECG in Atrial Fibrillation Patients Enables Differential Diagnosis of Recurrent Arrhythmias

Vukajlovic, Dejan; Gussak, Ihor; George, Samuel; Simic, Goran; Bojović, Boško; Hadžievski, Ljupčo; Stojanovic, Bojan; Angelkov, Lazar; Panescu, Dorin

(2011)

TY  - CONF
AU  - Vukajlovic, Dejan
AU  - Gussak, Ihor
AU  - George, Samuel
AU  - Simic, Goran
AU  - Bojović, Boško
AU  - Hadžievski, Ljupčo
AU  - Stojanovic, Bojan
AU  - Angelkov, Lazar
AU  - Panescu, Dorin
PY  - 2011
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/6937
AB  - Differential diagnosis of symptomatic events in post-ablation atrial fibrillation (AF) patients (pts) is important; in particular, accurate, reliable detection of AF or atrial flutter (AFL) is essential. However, existing remote monitoring devices usually require attached leads and are not suitable for prolonged monitoring; moreover, most do not provide sufficient information to assess atrial activity, since they generally monitor only 1-3 ECG leads and rely on RR interval variability for AF diagnosis. A new hand-held, wireless, symptom-activated event monitor (CardioBip; CB) does not require attached leads and hence can be conveniently used for extended periods. Moreover, CB provides data that enables remote reconstruction of full 12-lead ECG data including atrial signal information. We hypothesized that these CB features would enable accurate remote differential diagnosis of symptomatic arrhythmias in post-ablation AF pts. Methods: 21 pts who underwent catheter ablation for AF were instructed to make a CB transmission (TX) whenever palpitations, lightheadedness, or similar symptoms occurred, and at multiple times daily when asymptomatic, during a 60 day post-ablation time period. CB transmissions (TXs) were analyzed blindly by 2 expert readers, with differences adjudicated by consensus. Results: 7 pts had no symptomatic episodes during the monitoring period. 14 of 21 pts had symptomatic events and made a total of 1699 TX, 164 of which were during symptoms. TX quality was acceptable for rhythm diagnosis and atrial activity in 96%. 118 TX from 10 symptomatic pts showed AF (96 TX from 10 pts) or AFL (22 TX from 3 pts), and 46 TX from 9 pts showed frequent PACs or PVCs. No other arrhythmias were detected. Five pts made symptomatic TX during AF/AFL and also during PACs/PVCs. Conclusions: Use of CB during symptomatic episodes enabled detection and differential diagnosis of symptomatic arrhythmias. The ability of CB to provide accurate reconstruction of 12 L ECGs including atrial activity, combined with its ease of use, makes it suitable for long-term surveillance for recurrent AF in post-ablation patients.
T1  - Wireless Monitoring of Reconstructed 12-Lead ECG in Atrial Fibrillation Patients Enables Differential Diagnosis of Recurrent Arrhythmias
SP  - 4741
EP  - 4744
UR  - https://hdl.handle.net/21.15107/rcub_vinar_6937
ER  - 
@conference{
author = "Vukajlovic, Dejan and Gussak, Ihor and George, Samuel and Simic, Goran and Bojović, Boško and Hadžievski, Ljupčo and Stojanovic, Bojan and Angelkov, Lazar and Panescu, Dorin",
year = "2011",
abstract = "Differential diagnosis of symptomatic events in post-ablation atrial fibrillation (AF) patients (pts) is important; in particular, accurate, reliable detection of AF or atrial flutter (AFL) is essential. However, existing remote monitoring devices usually require attached leads and are not suitable for prolonged monitoring; moreover, most do not provide sufficient information to assess atrial activity, since they generally monitor only 1-3 ECG leads and rely on RR interval variability for AF diagnosis. A new hand-held, wireless, symptom-activated event monitor (CardioBip; CB) does not require attached leads and hence can be conveniently used for extended periods. Moreover, CB provides data that enables remote reconstruction of full 12-lead ECG data including atrial signal information. We hypothesized that these CB features would enable accurate remote differential diagnosis of symptomatic arrhythmias in post-ablation AF pts. Methods: 21 pts who underwent catheter ablation for AF were instructed to make a CB transmission (TX) whenever palpitations, lightheadedness, or similar symptoms occurred, and at multiple times daily when asymptomatic, during a 60 day post-ablation time period. CB transmissions (TXs) were analyzed blindly by 2 expert readers, with differences adjudicated by consensus. Results: 7 pts had no symptomatic episodes during the monitoring period. 14 of 21 pts had symptomatic events and made a total of 1699 TX, 164 of which were during symptoms. TX quality was acceptable for rhythm diagnosis and atrial activity in 96%. 118 TX from 10 symptomatic pts showed AF (96 TX from 10 pts) or AFL (22 TX from 3 pts), and 46 TX from 9 pts showed frequent PACs or PVCs. No other arrhythmias were detected. Five pts made symptomatic TX during AF/AFL and also during PACs/PVCs. Conclusions: Use of CB during symptomatic episodes enabled detection and differential diagnosis of symptomatic arrhythmias. The ability of CB to provide accurate reconstruction of 12 L ECGs including atrial activity, combined with its ease of use, makes it suitable for long-term surveillance for recurrent AF in post-ablation patients.",
title = "Wireless Monitoring of Reconstructed 12-Lead ECG in Atrial Fibrillation Patients Enables Differential Diagnosis of Recurrent Arrhythmias",
pages = "4741-4744",
url = "https://hdl.handle.net/21.15107/rcub_vinar_6937"
}
Vukajlovic, D., Gussak, I., George, S., Simic, G., Bojović, B., Hadžievski, L., Stojanovic, B., Angelkov, L.,& Panescu, D.. (2011). Wireless Monitoring of Reconstructed 12-Lead ECG in Atrial Fibrillation Patients Enables Differential Diagnosis of Recurrent Arrhythmias. , 4741-4744.
https://hdl.handle.net/21.15107/rcub_vinar_6937
Vukajlovic D, Gussak I, George S, Simic G, Bojović B, Hadžievski L, Stojanovic B, Angelkov L, Panescu D. Wireless Monitoring of Reconstructed 12-Lead ECG in Atrial Fibrillation Patients Enables Differential Diagnosis of Recurrent Arrhythmias. 2011;:4741-4744.
https://hdl.handle.net/21.15107/rcub_vinar_6937 .
Vukajlovic, Dejan, Gussak, Ihor, George, Samuel, Simic, Goran, Bojović, Boško, Hadžievski, Ljupčo, Stojanovic, Bojan, Angelkov, Lazar, Panescu, Dorin, "Wireless Monitoring of Reconstructed 12-Lead ECG in Atrial Fibrillation Patients Enables Differential Diagnosis of Recurrent Arrhythmias" (2011):4741-4744,
https://hdl.handle.net/21.15107/rcub_vinar_6937 .
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