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Gaze-Evoked and Perverted Head-Shaking Nystagmus in a Patient with Polycythemia Vera

Kim YS, Song IC, Jeong SH, Lee AY, Kim JM

Polycythemia vera (PV) is well known chronic myeloproliferative neoplasm, caused by clonal expansion of an abnormal hematopoietic stem cell. Patients with PV may present diverse neurologic symptoms including headache, dizziness...
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Oral Administration of Cilostazol Increases Ocular Blood Flow in Patients with Diabetic Retinopathy

Hwang DJ, Shin JY, Yu HG

PURPOSE: To investigate the effect of cilostazol on ocular hemodynamics and to determine whether the administration of cilostazol increases the ocular blood flow in patients with diabetic retinopathy. METHODS: This prospective...
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Is Carotid Artery Ultrasound Still Useful Method for Evaluation of Atherosclerosis?

Kim GH, Youn HJ

Carotid ultrasound is an imaging modality that allows non-invasive assessment of vascular anatomy and function. Carotid intima-media thickness (IMT) has been shown to predict cardiovascular (CV) risk in multiple large...
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Predictors for Better Blood-Flow Restoration of Long-Segmental Below-the-Knee Chronic Total Occlusions after Endovascular Therapy in Diabetic Patients

Song XL, Zhu YQ, Lu HT, Liu F, Wei LM, Kang HK, Zhao JG

OBJECTIVE: To prospectively investigate predictors for good restoration of blood flow of below-the-knee (BTK) chronic total occlusions (CTOs) after endovascular therapy in diabetes mellitus (DM) patients. MATERIALS AND METHODS: A total...
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The Effect of Dialysate Flow Rate on Dialysis Adequacy and Fatigue in Hemodialysis Patients

Cha SM, Min HS

PURPOSE: In this single repeated measures study, an examination was done on the effects of dialysate flow rate on dialysis adequacy and fatigue in patients receiving hemodialysis. METHODS: This study was...
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Hemodynamic Measurement Using Four-Dimensional Phase-Contrast MRI: Quantification of Hemodynamic Parameters and Clinical Applications

Ha H, Kim GB, Kweon J, Lee SJ, Kim YH, Lee DH, Yang DH, Kim N

Recent improvements have been made to the use of time-resolved, three-dimensional phase-contrast (PC) magnetic resonance imaging (MRI), which is also named four-dimensional (4D) PC-MRI or 4D flow MRI, in the...
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External Counterpulsation Reduces Beat-to-Beat Blood Pressure Variability When Augmenting Blood Pressure and Cerebral Blood Flow in Ischemic Stroke

Tian G, Xiong L, Lin W, Han J, Chen X, Leung TW, Soo YO, Wong LK

BACKGROUND AND PURPOSE: External counterpulsation (ECP) is a noninvasive method used to enhance cerebral perfusion by elevating the blood pressure in ischemic stroke. However, the response of the beat-to-beat blood...
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The Effect of Omega-3 Fatty Acid Supplementation on Cerebral Blood Flow and Vascular Resistance: A Preliminary Study

Heo JH, Won HY, Im DG, Kim JH, Kim HT, Ahn JY

BACKGROUND: The effects of omega-3 polyunsaturated fatty acids (PUFAs) on cerebral vessels have not been clarified until now. Thus we investigated the efficacy of omega-3 PUFAs supplementation on cerebral blood...
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Vagolytic atropine attenuates cerebral vasodilation response during acute orthostatic hypotension

Choi WJ, Lee K, Kim YK, Song KJ, Jeong SM, Hwang GS

BACKGROUND: Atropine is an anticholinergic drug which is commonly used in clinical practice. The effect of parasympathetic block with atropine on dynamic cerebrovascular regulation remains unclear. This study was aimed...
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Influence of Parent Artery Segmentation and Boundary Conditions on Hemodynamic Characteristics of Intracranial Aneurysms

Hua Y, Oh JH, Kim YB

PURPOSE: The purpose of this study is to explore the influence of segmentation of the upstream and downstream parent artery and hemodynamic boundary conditions (BCs) on the evaluated hemodynamic factors...
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Brachial-Ankle Pulse Wave Velocity as a Screen for Arterial Stiffness: A Comparison with Cardiac Magnetic Resonance

Kim EK, Chang SA, Jang SY, Choi KH, Huh EH, Kim JH, Kim SM, Choe YH, Kim DK

PURPOSE: Despite technical simplicity and the low cost of brachial-ankle pulse wave velocity (BA-PWV), its use has been hampered by a lack of data supporting its usefulness and reliability. The...
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Doppler ultrasonography measurement of hepatic hemodynamics during Valsalva maneuver: healthy volunteer study

Bang DH, Son Y, Lee YH, Yoon KH

PURPOSE: The aim of our study was to assess the hemodynamic change of liver during the Valsalva maneuver using Doppler ultrasonography. METHODS: Thirty healthy men volunteers were enrolled (mean age, 25.5+/-3.64...
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Impact of an endothelial progenitor cell capturing stent on coronary microvascular function: comparison with drug-eluting stents

Choi WG, Kim SH, Yoon HS, Lee EJ, Kim DW

BACKGROUND/AIMS: Although drug-eluting stents (DESs) effectively reduce restenosis following percutaneous coronary intervention (PCI), they also delay re-endothelialization and impair microvascular function, resulting in adverse clinical outcomes. Endothelial progenitor cell (EPC)...
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Methods for the morphological and functional evaluation of microvascular damage in systemic sclerosis

Ruaro B, Smith V, Sulli A, Decuman S, Pizzorni C, Cutolo M

Systemic sclerosis is a connective tissue disease characterized by alterations in microvascular structure and function. In these patients, numerous studies have demonstrated a relationship between capillary morphology and peripheral blood...
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Diastolic Function in Patients with Hypertrophic Cardiomyopathy: Evaluation Using the Phase-contrast MRI Measurement of Mitral Valve and Pulmonary Vein Flow Velocities

Kim EY, Choe YH, Kim SM, Lee SC, Chang SA, Oh JK

PURPOSE: Diastolic dysfunction is a common problem in patients with hypertrophic cardiomyopathy (HCM). The purpose of this study was to assess the role of MRI in the assessment of diastolic...
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The Effect of Two Different Hand Exercises on Grip Strength, Forearm Circumference, and Vascular Maturation in Patients Who Underwent Arteriovenous Fistula Surgery

Kong S, Lee KS, Kim J, Jang SH

OBJECTIVE: To compare the effect of two different hand exercises on hand strength and vascular maturation in patients who underwent arteriovenous fistula surgery. METHODS: We recruited 18 patients who had chronic...
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Impact of Framingham Risk Score, Flow-Mediated Dilation, Pulse Wave Velocity, and Biomarkers for Cardiovascular Events in Stable Angina

Park KH, Han SJ, Kim HS, Kim MK, Jo SH, Kim SA, Park WJ

Although the age-adjusted Framingham risk score (AFRS), flow-mediated dilation (FMD), brachial-ankle pulse wave velocity (baPWV), high-sensitivity C-reactive protein (hsCRP), fibrinogen, homocysteine, and free fatty acid (FFA) can predict future cardiovascular...
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Myocardial Contrast Echocardiography for the Detection of Coronary Artery Disease in Patients with Global Hypokinesis Admitted for First-Onset Acute Heart Failure: Pilot Study

Kim SE, Park DG, Hong JY, Lee JH, Han KR, Oh DJ

BACKGROUND: The non-invasive differentiation of ischemic and nonischemic acute heart failure (AHF) not resulting from acute myocardial infarction is difficult and has therapeutic and prognostic implications. The aim of this...
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Functional Assessment for Congenital Heart Disease

Cheung YF

Significant improvement in survival of children with congenital cardiac malformations has resulted in an increasing population of adolescent and adult patients with congenital heart disease. Of the long-term cardiac problems,...
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Echocardiographic assessment of coronary artery flow in normal canines and model dogs with myocardial infarction

Park N, Kim J, Lee M, Lee S, Song S, Lee S, Kim S, Park Y, Eom K

This study was conducted to evaluate the usefulness of coronary arterial profiles from normal dogs (11 animals) and canines (six dogs) with experimental myocardial infarction (MI) induced by ligation of...
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