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A Low Frequency Oscillation in Pulmonary Circulation and Its Dynamic Relation to the Low Frequency Oscillation of Systemic Circulation : Power Spectrum and Phase Estimation by Autoregressive Algorithm and Cross Spectral Analysis

Yum MK, Kim NS

BACKGROUND: Low frequency oscillation of systemic artery pressure was known as the marker of sympathetic modulation. Recently the low frequency oscillation of pulmonay artery pressure in pulmonary hypertensive patient was...
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Comparison of Clinical Findings and Coronary Angiographic Findings between Q Wave and Non-Q Wave Myocardial Infarction

Han SH, Hwang S, Kim SK, Kwon YJ, Kim GH, La SC, Chun DH, Uh JG

BACKGROUND: Patients with non-Q wave myocardial infarction tend to have smaller infarcts and less degree of ventricular function impairment initially, however, uncomplicated non-Q wave infarctions are known to be as...
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A Primary Cardiac Angiosarcoma

Min DJ, Kang DH, Seung KB, Baik KH, Kim WW, Im EH, Lee GH, Chae JS, Kim JH, Hong SJ, Choi KB, Kang SJ

Primary tumors of the heart are rare and the most are benign. Malignant tumors constitute less than 25% of primary cardiac tumors and angiosarcomas are the most commonly reported histologic...
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TEE Detection of Aortic Atheroma in Patients with Cerebral Infarction

Choi HS, Kim CH, Park SW, Zo JH, Han KR, Sohn DW, Seo JD, Lee YW, Lee HB, Park SH

BACKGROUND: The atheroma in aorta has been emphasized as a potential source of cerebral embolism after the wide use of TEE. But in Korea there has been no report on...
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A Case of Premature Coronary Atherosclerosis Associated with Systemic Lupus Erythematosus

Moon YG, Kim YJ, Jeon DS, Kang DH, Lee MY, Seung KB, Chae CS, Kim HY, Kim JH, Hong SJ, Choi KB

Cardiac involvement in systemic lupus erythematosus(SLE) is common and has been reported in more than 50% of the patients at the same stage during their illness. SLE can affect the...
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Acute Myocarditis Complicated by Permanent Complete AV Block Associated with Salmonella Group B Gastroenteritis

Park YA, Kim YH, Park IS

Acute infectious myocarditis in children can be caused by many pathogens, including bacteria, viruses, fungi and protozoa. Patients may be asymptomatic or may have 'flu-like symptoms' to life-theratening arrhythmias or...
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Circadian Variation of Ventricular Premature Complex in Hypertension and Ischemic Heart Disease Patients

Kim SJ, Park SH, Shin GJ, Lee WH

BACKGROUND: Circadian rhythms have been described for acute myocardial infarction, sudden cardiac death, cerebrovascular disease, ischemic heart disease, and ventricular arrhythmia. Most of studies reported that the frequency of ventricular...
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Usefulness of Lung Perfusion Scan for the Evaluation of Pulmonary Arteries after Total Correction of Right Ventricular Outflow Obstructive Disease

Kim YW, Kim HS, Noh CI, Choi JY, Yun YS

BACKGROUND: For the evaluation of pulmonary nrtery branches after operation of right ventricular outflow obstructive disease, we reviewed the usefulness of both simple X-ray and lung perfusion scan with 99mTc-macroaggregated...
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Coronary Flow Patterns in the Coronary Artery Narrowings

Kim MH, Yang CH, Kim BS, Lee H, Dho HK, Kim YD, Kim JS

BACKGROUND: Coronary blood flow shows phasic and diastolic dominant flow pattern in normal coronary artery, which can be changed in coronary artery stenosis. We measured and analysed coronary blood flow...
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The Effect of Heart Rate on Aortic Valve Area Calculated by Continuity Equation

Gwon HC, Choi KJ, Kim HS, Sohn DW, Oh BH, Lee MM, Park YB, Choi YS, Seo JD, Lee YW

BACKGROUND: Recent investiogations have shown that aortic valve area derived by continuity equation as well as Gorlin formula varied with transvalvular volume flow rate. This study was designed to investigate...
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Radiofrequency Catheter Ablation in Patients with Paroxysmal Supraventricular Tachycardia : The Initial Experience and The Extent of Myocardial Damage

Park JW, Youn HJ, Chung WS, Lee MY, Rho TH, Chae JS, Kim JH, Choi KB, Hong SJ

BACKGROUND: The catheter ablation usin radiofrequency(RF) energy in patients with atrioventricular nodal reentrant tachycardia(AVNRT) and atrioventricular reentrant tachycardia(AVRT) ahs been proved as a safe and effective nonpharmacologic therapeutic modality. The...
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Measurement of Aortic Valve Area by Simplified Continuity Equation in Aortic Stenosis With Atrial Fibrillation

Gwon HC, Zo JH, Kim HS, Sohn DW, Oh BH, Lee MM, Park YB, Choi YS, Seo JD, Lee YW

BACKGROUND: When aortic stenosis is associated with atrial fibrillation, estimation of the aortic valve area(AVA) by continuity equation refuires averaging of 8-12 beats of LVOT-TVI and AV-TVI to calculate mean...
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Morphological Characteristics of Hypertrophic Cardiomyopathy in Korean : Echocardiographic Study

Lim SW, Chung N, Ha JW, Kwan J, Cha DH, Lee MH, Kwon HM, Shim WH, Cho SY, Kim SS, Kim HS

BACKGROUND: Patients with hypertrophic cardiomyopathy(HCMP) may present a wide spectrum of clinical and morphological manifestations. There was little literature regarding clinical and morphological features of HCMP in Korea. METHODS: 1) Study...
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Effects of Ischemic Preconditioning on the Left Ventricular Function, Myosin Isozyme, Myofibrillar ATPase Activity and Ultrastructure of the Rabbit Heart

Kim DJ, Yoon YJ, Kim HD, Rah BJ

BACKGROUND: Single or multiple episodes of brief period of ischemia and reperfusion(ischemic preconditioning, IP) have been shown to limit infarct size after a subsequent longer period of ischemia. A considerable...
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On-Line Assessment of Left Ventricular Volume and Ejection Fraction by the Automated Border Detection Echocardiography

Choi HM, Kim YW, Lee KH, Lee SH, Park NH, Ji SK, Cha TJ, Joo SJ, Lee JW

BACKGROUND: The automated border detection(ABD) echocardiography has the ability of recognizing the endocardial-blood interface, and therefore, on-line estimation of the left ventricular(LV) volume every cardiac cycle. Compared with the off-line...
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Hemodynamic Effects of Intravenous Enoximone in Moderately Severe Congestive Heart Failure

Kim JH, Lee JU, Kim KS, Lim HK, Lee BH, Lee CK

BACKGROUND: This clinical trial was performed to evaluate the hemodynamic and side effects of enoximone, a newly developed phosphodiesterase inhibitor, in moderately severe congestive heart failure in Korean population and...
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Efficacy of Amosulalol HCI on Mild to Moderate Essential Hypertension

Ha JW, Chung N, Kwan J, Lee MH, Lee YJ, Shim WH, Cho SY, Kim SS

BACKGROUND: The most important hemodynamic disturbance in patients with hypertension is an increase in peripheral vascular resistance due to arteriolar constriction. The most desirable way to lower blood pressure is...
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Deployment of Balloon-Expandable Intraluminal Stents in Peripheral Arterial Disease

Shim WH, Lee MH, Kwan J, Ha JW, Kwon HM, Jang YS

BACKGROUND: Efficacy of percutaneous transluminal angioplasty(PTA) in the treatment of Peripheral arterial disease has been established. Complications such ans PTA-induced dissections or residual stenosis with occasional mural thrombi have been...
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Diagnostic Value of QT and JT Dispersion in Exercise ECG

Park HN, Kim YH, Park SW, Lim DS, Park CG, Seo HS, Shim WJ, Oh DJ, Ro YM

BACKGROUND: QT dispersion(QTD : QTmax-QTmin) or JT dispersion(JTD:JTmax-JT-min)in 12 leads ECG has been known to reflect regional variations in ventricular repolarization and has been reported to bel one of the...
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Heart Transplantaion : Early Results and 2-Year Survival

Kim JJ, Song MG, Seo DM, Lee JW, Song JH, Cheong SS, Kang DH, Hong MK, Song JK, Park SW, Park SJ, Lee IC, Ha HS, Shon KH, Lee JK

BACKGROUND: The heart transplantation is now accepted as a definitive therapeutic modality in patients with terminal heart failure. The first successful heart transplantation in human was done in 1967 and...
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