Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania

Low atrial rhythm (LAR) is an ectopic rhythm originating in the lower part of the right or left atrium. Prior observational studies attempted to quantify the prevalence of low atrial rhythm in the pediatric population, but the observed prevalence was highly variable with relatively small sample size...

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Main Authors: Anne-Kathrin Henckell, Gabriel Gusetu, Radu Rosu, Dana Mihaela Ciobanu, Sabina Istratoaie, Lucian Muresan, Cecilia Lazea, Dana Pop, Gabriel Cismaru, Cristian Bârsu, Stefan Lucian Popa, Alina Gabriela Negru, Andrei Cismaru, Dumitru Zdrenghea, Simona Sorana Cainap
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Life
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Online Access:https://www.mdpi.com/2075-1729/12/11/1895
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author Anne-Kathrin Henckell
Gabriel Gusetu
Radu Rosu
Dana Mihaela Ciobanu
Sabina Istratoaie
Lucian Muresan
Cecilia Lazea
Dana Pop
Gabriel Cismaru
Cristian Bârsu
Stefan Lucian Popa
Alina Gabriela Negru
Andrei Cismaru
Dumitru Zdrenghea
Simona Sorana Cainap
author_facet Anne-Kathrin Henckell
Gabriel Gusetu
Radu Rosu
Dana Mihaela Ciobanu
Sabina Istratoaie
Lucian Muresan
Cecilia Lazea
Dana Pop
Gabriel Cismaru
Cristian Bârsu
Stefan Lucian Popa
Alina Gabriela Negru
Andrei Cismaru
Dumitru Zdrenghea
Simona Sorana Cainap
author_sort Anne-Kathrin Henckell
collection DOAJ
description Low atrial rhythm (LAR) is an ectopic rhythm originating in the lower part of the right or left atrium. Prior observational studies attempted to quantify the prevalence of low atrial rhythm in the pediatric population, but the observed prevalence was highly variable with relatively small sample sizes. We aimed to characterize low atrial rhythm and determine its prevalence in a large population of 24,316 asymptomatic children from northwestern Transylvania. We found a prevalence of 0.6% (145 children) for low atrial rhythm. Children with LAR had a significantly lower heart rate (mean 78.6 ± 8.3 bpm), than the control sinus rhythm group (85.02 ± 4.5 bpm). Furthermore, a shorter PR interval was seen in children with LAR (132.7 ± 12.7 ms) than in the children from the control group (141.7 ± 5.4; <i>p</i> = 0.0001).There was no significant association between gender and the presence of left LAR (LLAR) or right LAR (RLAR) (<i>p</i> = 0.5876). The heart rate of children with LLAR was significantly higher (81.7 ± 11.6 bpm) than that of the children with LRAR (77.6 ± 11.1 bpm) (<i>p</i> = 0.037). Pediatric cardiologists should recognize low atrial rhythm and be aware that asymptomatic, healthy children can exhibit this pattern, which does not require therapeutic intervention.
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spelling doaj.art-96d43b9fdd5b4640ac5f1d20e5b928762023-11-24T08:57:42ZengMDPI AGLife2075-17292022-11-011211189510.3390/life12111895Low Atrial Rhythm in a Large Cohort of Children from Transylvania, RomaniaAnne-Kathrin Henckell0Gabriel Gusetu1Radu Rosu2Dana Mihaela Ciobanu3Sabina Istratoaie4Lucian Muresan5Cecilia Lazea6Dana Pop7Gabriel Cismaru8Cristian Bârsu9Stefan Lucian Popa10Alina Gabriela Negru11Andrei Cismaru12Dumitru Zdrenghea13Simona Sorana Cainap145th Department of Internal Medicine, Cardiology Rehabilitation, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania5th Department of Internal Medicine, Cardiology Rehabilitation, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania5th Department of Internal Medicine, Cardiology Rehabilitation, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaDepartment of Diabetes and Nutrition Diseases, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaDepartment of Pharmacology, Toxicology and Clinical Pharmacology, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaCardiology Department, Emile Muller Hospital, 68100 Mulhouse, FranceDepartment of Pediatrics I, Emergency Clinic Hospital for Children, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania5th Department of Internal Medicine, Cardiology Rehabilitation, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania5th Department of Internal Medicine, Cardiology Rehabilitation, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaDepartment of Abilities—Humanistic Sciences, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania5th Department of Internal Medicine, Medical Clinic No 2, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaDepartment of Cardiology, Victor Babeș University of Medicine and Pharmacy of Timisoara, 300041 Timisoara, RomaniaResearch Center for Functional Genomics, Biomedicine and Translational Medicine, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania5th Department of Internal Medicine, Cardiology Rehabilitation, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaDepartment of Pediatrics II, Emergency Clinic Hospital for Children, Iuliu Hatieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaLow atrial rhythm (LAR) is an ectopic rhythm originating in the lower part of the right or left atrium. Prior observational studies attempted to quantify the prevalence of low atrial rhythm in the pediatric population, but the observed prevalence was highly variable with relatively small sample sizes. We aimed to characterize low atrial rhythm and determine its prevalence in a large population of 24,316 asymptomatic children from northwestern Transylvania. We found a prevalence of 0.6% (145 children) for low atrial rhythm. Children with LAR had a significantly lower heart rate (mean 78.6 ± 8.3 bpm), than the control sinus rhythm group (85.02 ± 4.5 bpm). Furthermore, a shorter PR interval was seen in children with LAR (132.7 ± 12.7 ms) than in the children from the control group (141.7 ± 5.4; <i>p</i> = 0.0001).There was no significant association between gender and the presence of left LAR (LLAR) or right LAR (RLAR) (<i>p</i> = 0.5876). The heart rate of children with LLAR was significantly higher (81.7 ± 11.6 bpm) than that of the children with LRAR (77.6 ± 11.1 bpm) (<i>p</i> = 0.037). Pediatric cardiologists should recognize low atrial rhythm and be aware that asymptomatic, healthy children can exhibit this pattern, which does not require therapeutic intervention.https://www.mdpi.com/2075-1729/12/11/1895childrenlow atrial rhythmright atriumleft atriumvagal tone
spellingShingle Anne-Kathrin Henckell
Gabriel Gusetu
Radu Rosu
Dana Mihaela Ciobanu
Sabina Istratoaie
Lucian Muresan
Cecilia Lazea
Dana Pop
Gabriel Cismaru
Cristian Bârsu
Stefan Lucian Popa
Alina Gabriela Negru
Andrei Cismaru
Dumitru Zdrenghea
Simona Sorana Cainap
Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania
Life
children
low atrial rhythm
right atrium
left atrium
vagal tone
title Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania
title_full Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania
title_fullStr Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania
title_full_unstemmed Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania
title_short Low Atrial Rhythm in a Large Cohort of Children from Transylvania, Romania
title_sort low atrial rhythm in a large cohort of children from transylvania romania
topic children
low atrial rhythm
right atrium
left atrium
vagal tone
url https://www.mdpi.com/2075-1729/12/11/1895
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