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Combined Electrocardiography- and Respiratory-Triggered CT of the Lung to Reduce Respiratory Misregistration Artifacts between Imaging Slabs in Free-Breathing Children: Initial Experience

Goo HW, Allmendinger T

OBJECTIVE: Cardiac and respiratory motion artifacts degrade the image quality of lung CT in free-breathing children. The aim of this study was to evaluate the effect of combined electrocardiography (ECG)...
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Normalization of Negative T-Wave on Electrocardiography and Right Ventricular Dysfunction in Patients with an Acute Pulmonary Embolism

Choi BY, Park DG

BACKGROUND/AIMS: Right ventricular dysfunction (RVD) is associated with poor prognosis in patients with acute pulmonary embolism (APE). Echocardiography and computed tomography (CT)-angiography may be difficult to perform in a serial...
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The Relationship Between J Wave on the Surface Electrocardiography and Ventricular Fibrillation during Acute Myocardial Infarction

Kim SH, Kim DH, Park SD, Baek YS, Woo SI, Shin SH, Kwan J, Park KS

We investigated whether the presence of J wave on the surface electrocardiography (sECG) could be a potential risk factor for ventricular fibrillation (VF) during acute myocardial infarction (AMI). We performed...
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Electrocardiographic artefacts mimicking atrial tachycardia resulted in unnecessary diagnostic and therapeutic measures

Y-Hassan S, Sylven C

Electrocardiographic (ECG) artefacts may closely simulate both supraventricular and ventricular tachycardias. We describe a case initially diagnosed as rapid atrial fibrillation, based on 12-lead surface ECG (especially the limb leads)...
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Addition of N-terminal Pro-B-type Natriuretic Peptide Levels to Electrocardiography Criteria for Detection of Left Ventricular Hypertrophy: The ARIRANG Study

Ahn MS, Yoo BS, Lee JH, Lee JW, Youn YJ, Ahn SG, Kim JY, Lee SH, Yoon J, Park JK, Ahn SV, Choi E

The utility of electrocardiography (ECG) in screening for left ventricular hypertrophy (LVH) in general populations is limited mainly because its low sensitivity. B-type natriuretic peptide (BNP) is released due to...
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The Usefulness of Surface Electrocardiogram as a Prognostic Predictor in Children with Idiopathic Dilated Cardiomyopathy

Huh J, Noh CI, Yun YS

We investigated the interrelations between surface electrocardiographic changes and clinical outcomes in children with idiopathic dilated cardiomyopathy (DCMP). 33 patients (19 boys, 14 girls) were classified into two groups; group...
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The Resting Electrocardiographic ST Segment Depression and Related Factors at a Rural Adult Community, Korea

Kim YM, Kim MK, Shin JH, Lim HK, Paek DM, Choi BY

  • KMID: 1074489
  • J Prev Med Public Health.
  • 2006 Nov;39(6):485-492.
OBJECTIVES: To measure the distribution of electrocardiographic ST segment depression, and evaluate its relationships with cardiovascular risk factors based on the cross-sectional studies within a rural Korean community. METHODS:...
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Digitized QT dispersion by the Valsalva Maneuver in Hypertensive Patients

Yoon HJ, Jin SW, Lee JM, Shin WS, Oh YS, Lee MY, Seung KB, Rho TH, Kim JH, Hong SJ, Choi KB

BACKGROUND: Hypertension is an important risk factor for sudden cardiac death, of which the incidence increases with increases in blood pressure. Prolonged QT dispersion has been identified to indicate increased...
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Electrocardiogram PR Interval Is a Surrogate Marker to Predict New Occurrence of Atrial Fibrillation in Patients with Frequent Premature Atrial Contractions

Chun KJ, Hwang JK, Choi SR, Park SJ, On YK, Kim JS, Park KM

The clinical significance of prolonged PR interval has not been evaluated in patients with frequent premature atrial contractions (PACs). We investigated whether prolonged PR interval could predict new occurrence of...
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Relationship between Corrected QT Interval and Cardiovascular Risk Factors in Young Healthy Adults: The Kangwha Study

Ahn SV, Kim HC, Hur NW, Ha KS, Jang HS, Kim JB, Suh I

  • KMID: 1074485
  • J Prev Med Public Health.
  • 2006 Nov;39(6):455-461.
OBJECTIVES: Prolongation of the heart rate-corrected QT (QTc) interval has been reported to be associated with cardiovascular morbidity and mortality. However, few studies have examined the relationship between the...
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Variable Association between Components of the Metabolic Syndrome and Electrocardiographic Abnormalities in Korean Adults

Kim HK, Kim CH, Ko KH, Park SW, Park JY, Lee KU

BACKGROUND/AIMS: Resting electrocardiogram (ECG) abnormalities have been strongly associated with cardiovascular disease mortality. Little is known, however, about the association between individual components of metabolic syndrome and ECG abnormalities, especially...
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Analysis of genetic and non-genetic factors that affect the QTc interval in a Mongolian population: the GENDISCAN study

Im SW, Lee MK, Lee HJ, Oh SI, Kim HL, Sung J, Cho SI, Seo JS, Kim JI

The QTc interval is a complex quantitative trait and a strong prognostic indicator of cardiovascular mortality in general, healthy people. The aim of this study was to identify non-genetic factors...
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Studies on sodium and potassium metabolism and subsequent influence on electrocardiogram in unilaterally adrenalectomized black Bengal goat (Capra hircus)

Pandiyan G, Ghosh PR, Das BC, Das PK, Sanyal S

  • KMID: 1090759
  • J Vet Sci.
  • 2005 Dec;6(4):273-278.
Unilateral adrenalectomy was performed in six black Bengal goat (Capra hircus)to study electrocardiograph in connection with mineral metabolism with special reference to sodium and potassium and some other factors of...
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The Relationship between the Left Atrial Volume and the Maximum P-wave and P-wave Dispersion in Patients with Congestive Heart Failure

Kim DH, Kim GC, Kim SH, Yu HK, Choi WG, An IS, Kwan J, Park KS, Lee WH

PURPOSE: A maximum P-wave duration (Pmax) of > or = 110msec and a P-wave dispersion (PWD) > or = 40msec are accepted indicators of a disturbance in interatrial conduction...
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The Relationship among Complex Fractionated Electrograms, Wavebreak, Phase Singularity, and Local Dominant Frequency in Fibrillation Wave-Dynamics: a Modeling Comparison Study

Yun Y, Hwang M, Park JH, Shin H, Shim EB, Pak HN

Although complex fractionated electrogram (CFE) is known to be a target for catheter ablation of fibrillation, its physiological meaning in fibrillation wave-dynamics remains to be clarified. We evaluated the spatiotemporal...
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Assessment of Extent of Myocardial Ischemia in Patients with Non-ST Elevation Acute Coronary Syndrome Using Serum B-type Natriuretic Peptide Level

Choi EY, Kwon HM, Yoon YW, Kim D, Kim HS

  • KMID: 2428321
  • Yonsei Med J.
  • 2004 Apr;45(2):255-262.
Since B-type natriuretic peptide (BNP) concentration has been shown by recent studies to be elevated in patients presenting acute coronary syndrome (ACS) even in the absence of overt heart failure,...
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Terminal QRS Complex Distortion on the Admission Electrocardiogram in Anterior Acute Myocardial Infarction and Association with Residual Flow and Infarct Size after Primary Angioplasty

Yang HS, Lee CW, Hong MK, Moon DH, Kim YH, Lee SG, Han KH, Kim JJ, Park SW, Park SJ

BACKGROUND: Terminal QRS complex distortion on admission is a simple and reliable predictor of infarct size in patients with acute myocardial infarction (AMI). It is uncertain, however, whether this reflects...
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Prospectively Electrocardiogram-Gated High-Pitch Spiral Acquisition Mode Dual-Source CT Coronary Angiography in Patients with High Heart Rates: Comparison with Retrospective Electrocardiogram-Gated Spiral Acquisition Mode

Sun K, Han RJ, Ma LJ, Wang LJ, Li LG, Chen JH

OBJECTIVE: To assess the image quality and effective radiation dose of prospectively electrocardiogram (ECG)-gated high-pitch spiral acquisition mode (flash mode) of dual-source CT (DSCT) coronary angiography (CTCA) in patients with...
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Assessment of Left Ventricular Function and Volume in Patients Undergoing 128-Slice Coronary CT Angiography with ECG-Based Maximum Tube Current Modulation: a Comparison with Echocardiography

Lim SJ, Choo KS, Park YH, Kim JS, Kim JH, Chun KJ, Jeong DW

OBJECTIVE: To compare multi-detector CT (MDCT) using 128-slice coronary CT angiography (Definition AS+, Siemens Medical Solution, Forchheim, Germany) with ECG-based maximum tube current modulation with echocardiography for the determination of...
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Effect of Heart Rate and Body Mass Index on the Interscan and Interobserver Variability of Coronary Artery Calcium Scoring at Prospective ECG-Triggered 64-Slice CT

Horiguchi , Matsuura N, Yamamoto H, Kiguchi M, Fujioka C, Kitagawa T, Ito K

OBJECTIVE: To test the effects of heart rate, body mass index (BMI) and noise level on interscan and interobserver variability of coronary artery calcium (CAC) scoring on a prospective electrocardiogram...
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