Results 21 to 30 of about 477,196 (292)

P wave dispersion in patients with erectile dysfunction. [PDF]

open access: yesInterv Med Appl Sci, 2019
Background and aimsP wave dispersion (PWD) has been reported to be a non-invasive electrocardiographic predictor for atrial fibrillation. The aim of this study is to evaluate PWD between men with erectile dysfunction (ED) and healthy controls in order to investigate whether PWD was prolonged in patients with ED and related to severity of the disease ...
Öncel CR, Akkoç A.
europepmc   +5 more sources

QT and P-wave dispersion during the manic phase of bipolar disorder [PDF]

open access: yesNeuropsychiatric Disease and Treatment, 2019
Mehmet Gurkan Gurok,1 Hasan Korkmaz,2 Sevler Yıldız,1 Dilek Bakış,1 Murad Atmaca11Fırat University, School of Medicine, Department of Psychiatry, Elazig, Turkey; 2Fırat University, School of Medicine, Department of Cardiology, Elazig, TurkeyBackground ...
Gurok MG   +4 more
doaj   +2 more sources

Atrial conduction explains the occurrence of the P‐wave dispersion phenomenon, but weakly [PDF]

open access: yesJournal of Arrhythmia, 2020
Background P‐wave dispersion (PWD) is believed to be caused by inhomogeneous atrial conduction. This statement, however, is based on limited little solid evidence.
Raimundo Carmona Puerta   +6 more
doaj   +2 more sources

Effects of haemodialysis on maximum P wave duration and P wave dispersion [PDF]

open access: bronzeNephrology Dialysis Transplantation, 2002
Analysing a 12-lead surface electrocardiogram (ECG), the inter-lead variability of the P wave interval, i.e. P wave dispersion, is defined as the difference between the maximum and the minimum P wave duration. Our aim was to assess the effect of haemodialysis on P wave duration and dispersion in non-diabetic patients with end-stage renal failure on ...
Zoltán Szabó
openalex   +3 more sources

Study of P wave dispersion in patients with paroxysmal atrial fibrillation and its role in prediction of atrial fibrillation recurrence [PDF]

open access: diamondThe Egyptian Heart Journal
Background It has been known that increased P wave duration and P wave dispersion reflect prolongation of intra-atrial and interatrial conduction time and the inhomogeneous propagation of sinus impulses, which are well-known electrophysiologic ...
Mohammed Magdy Mohammed Gomaa   +4 more
doaj   +2 more sources

P wave dispersion and maximum P wave duration are associated with renal outcomes in chronic kidney disease. [PDF]

open access: yesPLoS ONE, 2014
P wave parameters measured by 12-lead electrocardiogram (ECG) are commonly used as a noninvasive tool to evaluate left atrial enlargement. This study was designed to assess whether P wave parameters were associated with renal outcomes in chronic kidney ...
Jiun-Chi Huang   +7 more
doaj   +2 more sources

P-Wave Dispersion and Atrial Electromechanical Delay in Patients with Preeclampsia. [PDF]

open access: yesMed Princ Pract, 2015
Objectives: To investigate the duration of atrial electromechanical delay (EMD) and left atrial mechanical function in patients with preeclampsia. Materials and Methods: This study included 26 pregnant women with preeclampsia and 24 age-matched pregnant ...
İnci S   +5 more
europepmc   +2 more sources

Interatrial conduction disturbance in postoperative atrial fibrillation: a comparative study of P-wave dispersion and Doppler myocardial imaging in cardiac surgery [PDF]

open access: goldJournal of Cardiothoracic Surgery, 2014
ObjectiveDisturbances of interatrial conduction have been proposed as one of the contributing mechanisms of postoperative atrial fibrillation (AF).
Nahid Hatam   +6 more
openalex   +2 more sources

Effects of balanced propofol sedation on QT, corrected QT, and P-wave dispersion on upper endoscopy. [PDF]

open access: yesAnatol J Cardiol, 2016
Objective: Combined sedation with propofol and benzodiazepines, known as balanced propofol sedation (BPS), was developed to increase patient comfort during endoscopy.
Bolat E   +5 more
europepmc   +2 more sources

Constraints on Crustal P Wave Structure With Leaking Mode Dispersion Curves

open access: yesGeophysical Research Letters, 2021
Classic surface wave imaging relies mainly on the dispersion of Rayleigh waves or Love waves. In addition to these types of waves, waveforms that arrive prior to the S wave also exhibit dispersion. These early dispersed waves are controlled mainly by the
Zhengbo Li, Caiwang Shi, Xiaofei Chen
doaj   +2 more sources

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