{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,10]],"date-time":"2026-10-10T01:10:16Z","timestamp":1791594616722,"version":"4.3.4"},"reference-count":13,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2015,7,16]],"date-time":"2015-07-16T00:00:00Z","timestamp":1437004800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Pacing Clinical Electrophis"],"published-print":{"date-parts":[[2015,9]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>The stimulus\u2010atrial (SA) interval minus ventriculoatrial (VA) interval (SA\u2010VA) difference represents a simple diagnostic maneuver to distinguish between atrioventricular nodal reentrant tachycardia (AVNRT) and orthodromic reentrant tachycardia (ORT) during electrophysiology study. However, its usefulness has largely been studied in selected patient subgroups. The purpose of this study was to evaluate the performance of the SA\u2010VA difference against commonly used diagnostic maneuvers in a large cohort of consecutive patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Consecutive patients with inducible supraventricular tachycardia and successful entrainment through pacing trains from right ventricular apex during an electrophysiological study were included. Atrial tachycardias were excluded. The following intervals were calculated for each patient: SA\u2010VA difference, His potential, and atrial electrogram during entrainment minus His potential and atrial electrogram during tachycardia, and the corrected return cycle.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A total of 456 patients fulfilled the inclusion criteria, of which electrophysiological study revealed 265 typical AVNRT, 38 atypical AVNRT, and 54 and 108 ORT through a septal and free\u2010wall accessory pathway, respectively. An SA\u2010VA difference &gt;99 ms identified AVNRT in all patients with sensitivity, specificity, and positive and negative predictive values of 97.7%, 96.9%, 98.3%, and 95.7%, respectively.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>This study confirms the high ability to distinguish AVNRT from ORT using the SA\u2010VA difference, not only in selected patient subgroups, but as whole when a cut\u2010off of &gt;99 ms is used.<\/jats:p><\/jats:sec>","DOI":"10.1111\/pace.12673","type":"journal-article","created":{"date-parts":[[2015,6,19]],"date-time":"2015-06-19T13:17:50Z","timestamp":1434719870000},"page":"1066-1072","source":"Crossref","is-referenced-by-count":9,"title":["Performance of the SA\u2010VA Difference to Differentiate Atrioventricular Nodal Reentrant Tachycardia from Orthodromic Reentrant Tachycardia in a Large Cohort of Consecutive Patients"],"prefix":"10.1111","volume":"38","author":[{"given":"FINN","family":"AKERSTR\u00d6M","sequence":"first","affiliation":[{"name":"Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology Hospital Virgen de la Salud  Toledo Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"MARTA","family":"PACH\u00d3N","sequence":"additional","affiliation":[{"name":"Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology Hospital Virgen de la Salud  Toledo Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"FRANCISCO JAVIER","family":"GARC\u00cdA\u2010FERN\u00c1NDEZ","sequence":"additional","affiliation":[{"name":"Arrhythmia Unit, Cardiology Department Complejo Asistencial Universitario de Burgos  Burgos Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"ALBERTO","family":"PUCHOL","sequence":"additional","affiliation":[{"name":"Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology Hospital Virgen de la Salud  Toledo Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"RICARDO","family":"SALGADO","sequence":"additional","affiliation":[{"name":"Arrhythmia Unit, Cardiology Department Complejo Asistencial Universitario de Burgos  Burgos Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"LUIS","family":"RODR\u00cdGUEZ\u2010PADIAL","sequence":"additional","affiliation":[{"name":"Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology Hospital Virgen de la Salud  Toledo Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"MIGUEL A.","family":"ARIAS","sequence":"additional","affiliation":[{"name":"Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology Hospital Virgen de la Salud  Toledo Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2015,7,16]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.recesp.2014.07.010"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jacc.2009.02.059"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.88.6.2623"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540-8159.1989.tb05032.x"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9149(91)90492-4"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0735-1097(00)00770-1"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0735-1097(01)01480-2"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hrthm.2006.02.019"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hrthm.2007.09.017"},{"key":"e_1_2_6_11_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540-8167.2011.02020.x"},{"key":"e_1_2_6_12_1","first-page":"175","volume-title":"Clinical Cardiac Electrophysiology. 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