Clinical course and treatment of children and adolescents with the preexcitation syndrome − Own studies
, and | Jun 30, 2018
About this article
Article Category: Original Articles/Prace Oryginalne
Published Online: Jun 30, 2018
Page range: 113 - 122
Received: Nov 14, 2017
Accepted: Mar 05, 2018
DOI: https://doi.org/10.34763/devperiodmed.20182202.113122
© 2018 Aleksandra Stasiak, Katarzyna Niewiadomska-Jarosik, Piotr Kędziora, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Fig. 1
Fig. 2
![Diagram presenting normal ECG and ECG with characteristic features of preexcitation syndrome [Ventricular pre-excitation: WPW and LGL syndromes. [stan z 12.03.2014] http://www.frca.co.uk/article.aspx?articleid=100691#faq]
Ryc. 2 Prawidłowy zapis EKG oraz zapis EKG z cechami charakterystycznymi dla zespołu preekscytacji.](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/64721c96215d2f6c89dbc603/j_devperiodmed.20182202.113122_fig_002.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20240626T073423Z&X-Amz-SignedHeaders=host&X-Amz-Expires=18000&X-Amz-Credential=AKIA6AP2G7AKP25APDM2%2F20240626%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Signature=2bfff66606f9ec934dd9b2ff310daf7f72727bf94ecf95eed39a0bcbc17bbe81)
Fig. 3
Fig. 4
Fig. 5
![ECG of a 9-year-old patient with orthodromic atrioventricular recurrent tachycardia. Heart Rate = 240 bpm [own material].
Ryc. 5. EKG 9-letniego pacjenta z ortodromowym nawrotnym częstoskurczem przedsionkowo-komorowym. Rytm serca o częstości 240/min [materiał własny].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/64721c96215d2f6c89dbc603/j_devperiodmed.20182202.113122_fig_005.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20240626T073423Z&X-Amz-SignedHeaders=host&X-Amz-Expires=18000&X-Amz-Credential=AKIA6AP2G7AKP25APDM2%2F20240626%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Signature=8a8cc4be36188133e52939ad3e21d82caf0eab94112a2d76e5772c83cda22fe4)
Fig. 6
![Termination of atrioventricular reentrant tachycardia in response to administration of adenosine. Heart rate = 300 bpm [own material].
Ryc. 6. Przerwanie nawrotnego częstoskurczu przedsionkowo-komorowego w odpowiedzi na podaż adenozyny. Rytm serca o częstości 300/min [materiał własny].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/64721c96215d2f6c89dbc603/j_devperiodmed.20182202.113122_fig_006.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20240626T073423Z&X-Amz-SignedHeaders=host&X-Amz-Expires=18000&X-Amz-Credential=AKIA6AP2G7AKP25APDM2%2F20240626%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Signature=3c2d22506ece16bce890a32e2a4052b7aeb48ee64e4983735c502718e7cba87b)
Fig. 7
Fig. 8
![ECG of a 9-year-old patient with Wolff-Parkinson-White Syndrome. Sinus rhythm, heart rate = 85 bpm, normal cardiac axis, P-R interval =80 ms, QRS complex= 140 ms, J-T interval =300 ms, delta wave on an ascending arm of a QRS complex. Electrophysiological study prior to ablation confirmed presence of bilateral right-sided and anteroseptal accessory pathway [own material].
Ryc. 8. EKG 9-letniego pacjenta z zespołem Wolffa-Parkinsona-White’a. Rytm zatokowy, o częstości 85/min, pośrednia oś serca, odstęp P-R = 80 ms, QRS = 140 ms, odstęp J-T = 300 ms, fala delta na ramieniu wstępującym zespołu QRS. Badanie elektrofizjologiczne przed ablacją potwierdziło obecność drogi dodatkowej prawostronnej oraz przednio-przegrodowej [materiał własny].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/64721c96215d2f6c89dbc603/j_devperiodmed.20182202.113122_fig_008.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20240626T073423Z&X-Amz-SignedHeaders=host&X-Amz-Expires=18000&X-Amz-Credential=AKIA6AP2G7AKP25APDM2%2F20240626%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Signature=2da39ac7408708d8b8df6bf3f7d46b581ee8df5eb2d34ca9da03d2929943a9d0)
Arrhythmias registered in the 24-hour Holter ECG.Tabela II. Zaburzenia rytmu zarejestrowane w 24-godzinnym zapisie EKG metodą Holtera.
| Division of patients according to age |
||
|---|---|---|
| Abnormalities registered in the 24-hour Holter ECG |
Patients over the age of 5 (36 children) |
Patients under the age of 1 (9 children) |
| Premature Ventricular Contractions |
33.3% | 11.1% |
| Premature Atrial Contractions |
33.3% | − |
| Sinus tachycardia |
13.3% | − |
| Sinoatrial II |
6.7% | − |
| Atrioventricular II |
2.2% | − |
| Atrioventricular reentrant tachycardia |
2.2% | − |
Abnormalities registered in the 12-lead ECG. Tabela I. Zmiany rejestrowane w 12-odprowadzeniowym spoczynkowym zapisie EKG.
| Division of patients according to age |
||
|---|---|---|
| Abnormalities registered in the 12-lead ECG |
Patients over the age of 5 (36 children) |
Patients under the age of 1 (9 children) |
| Leti axis deviation |
38.9% | 11.1% |
| Right axis deviation |
− | 66.6% − a correct feature in this age group. |
| Atrioventricular reentrant tachycardia |
36.1% | 88.9% |
| Apparent preexcitation |
80.5% | 55.6% |
| Intermittent preexcitation |
16.7% | 44.4% |
| Latent preexcitation |
2.8% | − |