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Original Article
Cardiology
P wave dispersion on 12-lead electrocardiography in adolescents with neurocardiogenic syncope
Dong-Hyuk Lee, Kyung-Min Lee, Jung-Min Yoon, Jae-Woo Lim, Kyung-Ok Kho, Hong-Ryang Kil, Eun-Jung Cheon
Clin Exp Pediatr. 2016;59(11):451-455.   Published online November 18, 2016
Purpose

Neurocardiogenic syncope (NCS) is the most frequent cause of fainting during adolescence. Inappropriate cardiovascular autonomic control may be responsible for this clinical event. The head-up tilt test has been considered a diagnostic standard, but it is cumbersome and has a high false-positive rate. We performed a study to evaluate whether P-wave dispersion (PWD) could be a useful electrocardiographic parameter of...

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