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Original Article
Correlation of B-type natriuretic peptide levels and echocardiographic parameters in preterm infants with patent ductus arteriosus
Hyun Ah Jeong, Jeonghee Shin, Eunji Kim, Eun Hee Lee, Byung Min Choi, Chang Sung Son, Joo Won Lee
Clin Exp Pediatr. 2016;59(4):183-189.   Published online April 30, 2016

This study aimed to evaluate the correlation, according to postnatal age, between plasma B-type natriuretic peptide (BNP) levels and echocardiographic parameters for the assessment of patent ductus arteriosus (PDA) in preterm infants with respiratory distress.


We enrolled 42 preterm infants with respiratory distress who underwent serial echocardiographic evaluation with simultaneous plasma BNP measurements until ductal closure. The correlations between BNP levels...

Comparison of predicted adult heights measured by Bayley-Pinneau and Tanner-Whitehouse 3 methods in normal children, those with precocious puberty and with constitutional growth delay
Yeon Joung Oh, Byung Keun Yu, Jung Yeon Shin, Kee-Hyoung Lee, Kwang Chul Lee, Chang Sung Son
Clin Exp Pediatr. 2009;52(3):351-355.   Published online March 15, 2009
Purpose : This study compared bone ages measured by the Greulich-Pyle (GP) and Tanner-Whitehouse 3 (TW3) methods and investigated the differences in predicted adult heights measured by Bayley-Pinneau (BP) and TW3 methods. Methods : Bone ages were assessed from left-wrist radiographs by two investigators, one for each GP and TW3 methods in 85 normal children, 30 precocious puberty girls, and...
Evaluating and managing hypertension in children: a survey of Korean cardiologists and nephrologists
Eun Hee Lee, Hyung Eun Yim, Gi Young Jang, Kee Hwan Yoo, Chang Sung Son, Young Sook Hong, Joo Won Lee
Clin Exp Pediatr. 2008;51(9):992-997.   Published online September 15, 2008
Purpose : Hypertension (HTN) is no longer an exclusively adult disease; the prevalence of pediatric HTN is increasing. To understand the evaluation and treatment of childhood HTN in Korea, we investigated, via a questionnaire, how hypertensive children are currently assessed and managed by pediatric cardiologists (CA) and nephrologists (NE). Methods : We surveyed 82 pediatric CA and 77 NE, regarding...
Complications of transcatheter closure of atrial septal defects using the amplatzer septal occluder
Seo Jin Jea, Hyo Jin Kwon, Gi Young Jang, Jae Young Lee, Soo Jin Kim, Chang Sung Son, Joo Won Lee
Clin Exp Pediatr. 2008;51(4):401-408.   Published online April 15, 2008
Purpose : Transcatheter closure of atrial septal defects (ASD) is currently established therapy as an alternative to surgery. But rarely, complications are reported in some studies. We report early and intermediate term complications associated with transcatheter closure of atrial septal defects using the Amplatzer septal occluder (ASO). Methods : From June 2003 to May 2006, 64 patients underwent transcatheter closure of...
Carotid artery intima media thickness in obese children : relation with cardiovascular risk factors
Jin Lee, Hyo Jin Kwon, Moon Ho Park, Ki Young Jang, Kee-Hyoung Lee, Kwang Chul Lee, Chang Sung Son, Joo Won Lee
Clin Exp Pediatr. 2007;50(11):1091-1096.   Published online November 15, 2007
Purpose : The of common carotid artery intima media thickness (IMT) is an acknowledged noninvasive marker for early atherosclerotic changes. We investigate whether common carotid IMT is different between obese and normal-weight children and also evaluate the relationships IMT with cardiovascular risk factors. Methods : We collected the clinical data (age, sex, pubertal stage, body mass index) and measured blood...
Case Report
Clinical improvement in a case of atypical infantile onset Pompe disease with enzyme replacement therapy
You Hoon Jeon, Baik-Lin Eun, Chang Sung Son, Dong Hwan Lee
Clin Exp Pediatr. 2007;50(2):213-217.   Published online February 15, 2007
Pompe disease is a genetic disorder caused by a deficiency of acid α-glucosidase (GAA). Infantile onset Pompe disease is uniformly lethal. Affected infants generally present in the first few months of life with hypotonia, generalized muscle weakness, and a hypertrophic cardiomyopathy, which is rapidly followed by death, usually by the age of one. The late-onset form is characterized less severe...
Original Article
Clinical application of D-dimer in Kawasaki Disease
Jae Joon Han, Hong Ki Ko, Young Yoo, JungHwa Lee, Kwang Chul Lee, Chang Sung Son, Joo Won Lee
Clin Exp Pediatr. 2007;50(2):205-208.   Published online February 15, 2007
Department of Pediatrics, College of Medicine, Korea University, Seoul, Korea Purpose : Vascular endothelial cell damage and alteration of a fibrinolytic system was suggested to play a role in the development of coronary artery abnormalities in Kawasaki disease (KD). D-dimer is one of the markers of endothelial damage and fibrinolysis. We evaluated the clinical usefulness of D- dimer to differentiate KD...
Case Report
Perforation of azygos vein and right-sided hydrothorax caused by peripherally inserted central catheter in extremely low birth weight infant
Kee Soo Ha, Jung Yeon Shin, Mi Jung Hwang, Young Ok Choi, Dong Han Shin, Gi Young Jang, Byung Min Choi, Kee Hwan Yoo, Young Sook Hong, Chang Sung Son
Clin Exp Pediatr. 2006;49(8):902-905.   Published online August 15, 2006
We report a case in which routine chest roentgenograms of an 840 g infant led to the belief that the peripherally inserted central catheter (PICC) was appropriately positioned within the superior vena cava when, in actuality, it was within the azygous arch. Although many cases of pleural effusions have been reported to be caused by a central venous catheter, a...
A case of Kikuchi's disease with skin involvement
Ji Min Jang, Chul Hee Woo, Jung Woo Choi, Dae Jin Song, Young Yoo, Kwang Chul Lee, Chang Sung Son
Clin Exp Pediatr. 2006;49(1):103-106.   Published online January 15, 2006
Histiocytic necrotizing lymphadenitis, which is also commonly referred to as Kikuchi's disease (KD), is a self-limiting disease of unknown etiology. It affects individuals of all ages, although it is usually seen in young women. However, only a few descriptions of this disease are available in the pediatric literature. KD is clinically characterized by cervical lymphadenopathy, high fever, myalgia, neutropenia and,...
Original Article
Postnatal Changes in Left Ventricular Performance in Early Neonatal Life
Sung Wook Yang, Chan Wook Woo, Jee Youn Lim, Jung Hwa Lee, Joo Won Lee, Chang Sung Son, Young Chang Tockgo, Young Yoo
Clin Exp Pediatr. 2000;43(9):1168-1173.   Published online September 15, 2000
Purpose : This study was undertaken to investigate changes in cardiac performance in early neonatal life by observing the changes of left ventricular(LV) function and volume according to the size of ductus arteriosus. Methods : The study group consisted of 21 full-term Cesarean section neonates who were admitted to the nursery of Korea University Hospital. We serially investigated the...
Case Report
Two Cases of Kabuki Make-up Syndrome Including One Case Associated with Xq Isochromosome
Ki Hea Cho, Jung Hwa Lee, Kee Hyoung Lee, Kwang Chul Lee, Ji Tae Choung, Chang Sung Son, Young Chang Tockgo
Clin Exp Pediatr. 2000;43(8):1111-1115.   Published online August 15, 2000
Kabuki make-up syndrome(KMS) is characterized by mental and developmental retardation and peculiar facial features including long palpebral fissures with eversion of the lateral portion of lower eyelid and arching of eyebrows, resembling the actors in Japanese Kabuki. In addition, dermatoglyphic and skeletal abnormalities are commonly associated. Although most karyotypes of KMS are shown to be normal, there have been some...
Original Article
Clinical Efficiency of Cardiac Troponin T for Myocardial Damage in Neonatal Asphyxia
Nam Soo Kang, Jae Kyun Yoon, Chang Sung Son, Joo Won Lee, Young Chang Tokgo, Sang Hee Kim
Clin Exp Pediatr. 1999;42(2):195-202.   Published online February 15, 1999
Purpose : The aim of this study was to evaluate the clinical efficiency of cardiac troponin T (cTnT) in detecting myocardial damage in neonatal asphyxia and to compare the diagnostic value of cTnT with creatine kinase MB(CK-MB). Methods : Sixty-three neonates were enrolled in this study, consisting of 27 asphyxiated infants (asphyxiated group; 1-min or 5-min Apgar score≤6) and 36 healthy...
Clinical Lecture
Cardiac Murmurs : Differential Diagnosis of Innocent and Pathologic Murmurs
Chang Sung Son
Clin Exp Pediatr. 1999;42(2):157-163.   Published online February 15, 1999
Original Article
Thyroid Function Studies in Patients Who Underwent Open Heart Surgery
Hyung Joo Sohn, Yu In Park, Chang Sung Son, Joo Won Lee, Young Chang Tockg
Clin Exp Pediatr. 1998;41(9):1250-1255.   Published online September 15, 1998
Purpose : Alteration in the serum level of thyroid hormone can occur following open heart surgery due to major stress and hemodilution after extracorporeal circulation but these changes have been ignored. The purpose of this study is to evaluate the changes of thyroid hormone level after open heart surgery and if these changes influence the prognosis. Methods : We evaluated 26...
Case Report
A Case of Dexamethasone induced Hypertrophic Cardiomyopathy in Neonate with Bronchopulmonary Dysplasia
Youn Jung Choi, Soon Mi Jung, Jae Kyun Yoon, Ki Hyeng Lee, Chang Sung Son, Chang Tocko
Clin Exp Pediatr. 1998;41(5):711-715.   Published online May 15, 1998
Although hypertrophic cardiomyopathy is uncommon in infant and children, we have experienced a case of dexamethasone induced hypertrophic cardiomyopathy in preterm baby who had bronchopulmonary dysplasia. This patient had hyaline membrane disease. Therefore, he received prolonged mechanical ventilation that resulted in bronchopulmonary dysplasia. After we carried out dexamethasone therapy for 7 days, hypertrophic cardiomyopathy appeared in his echocardiographic finding. We...
Original Article
Developmental mRNA Expression of Cellular Retinoic Acid Binding Protein I and Ⅱ in Rat
Young Yoo, Hyung Suk Kim, Chang Sung Son, Young Chang Tockgo, Young Hyuk Jeon
Clin Exp Pediatr. 1998;41(2):154-162.   Published online February 15, 1998
Purpose : Retinoic acid(RA) is well known as a potent teratogenic agent in both deficiency and excess. Cellular retinoic acid binding proteins(CRABPs) are involved in RA. We carried this study in order to determine the possible relations of CRABPs with RA-induced teratogenesis through observation of the expression patterns of CRABP Ⅰand Ⅱ in developing rats. Methods : 35S-labeled RNA probes were...
Etretinate Induced Cardiovascular Malformations in Mouse Embryo
Il Kyung Kim, Chang Sung Son, Young Chang Dockgo, Yong Hyuk Jeon
Clin Exp Pediatr. 1995;38(10):1370-1377.   Published online October 15, 1995
Purpose : Etretinate(Tigason? is an aromatic retinoid currently in therapeutic use for psoriasis but studies have shown that it is a potent teratogen in human and in experimental animal. So we carried this study to observe teratogenic effects of etretinate and to search a possibility of etretinate for using as an experimental model to induce cardiovascular malformation. Methods : In order...
The Effect of ACTH on Mouse Heart
Sang Young Seo, Joo Won Lee, Chang Sung Son, Young Chang Tockgo
Clin Exp Pediatr. 1995;38(6):804-810.   Published online June 15, 1995
Purpose : Adrenocorticotropic Hormone(ACTH) therapy is useful in the treatment of patients with infantile spasm. However, serious side effects including Cushing syndrome, infections, hypertension, and electrolyte imbalance must be encountered. Moreover, hypertrophic cardiomyopathy in association with ACTH therapy has recently reported. We performed thiw study to evaluate the effect of ACTH on heart muscle. Methods : We administered ACTH subcutaneously to...
Serum Lipids in Children and Adolescents with Family History of Coronary Artery Diseases
Kee Hyoung Lee, Chang Sung Son, Joo Won Lee, young
Clin Exp Pediatr. 1995;38(4):482-492.   Published online April 15, 1995
Purpose : Atherosclerotic change begins in childhood, elevated blood lipid levels and a family history of premature coronary vascular diseases are important risk factors for coronary artery disease. Identification, follow-up and treatment of children at high risk of cardiovascular diseases are very effective and important for prevention of future coronary artery diseases. The purpose of this study is to determine...
Plasma Immunoreactive Endothlin-1, Creatine Kinase and CK Isoenzyme and Its Relation to Neonate with-Asphyxia
Kang Woo Lee, Kee Hyoung Lee, Chang Sung Son, Young Chang Tockgo
Clin Exp Pediatr. 1993;36(10):1434-1440.   Published online October 15, 1993
Endotheline-1(ET-1) is a potent vasoconstrictor peptide with 21 amino acid residues. ET-1 is thought to have a key role in vasoconstriction, and cardiac, renal, and endocrine actions of the peptide. Creatine Kinase(CK), also referred to as ATP-creatine-N-phosphotransferase, consists of either the B or M type. CK is found almost exclusively in muscle (MM), myocardium (MB), and brain (BB). It is...
A Clinical Survey of Prolonged Q-T Syndrome among Korean Children with Congenital Deafness
Kang Woo Lee, Kyung Bum Kim, Chang Sung Son, Joo Won Lee, Young Chang Tockgo
Clin Exp Pediatr. 1993;36(9):1236-1244.   Published online September 15, 1993
The clinical symptom complex characterized by syncopal attacks and sudden death in patients with electrocardiographic anomalies, especially a prolonged Q-t interval is known as the Romano-Ward syndrome. When a similar syptom complex is accompanied by congenital deafness, it is called Jervell and Lange-Nieisen syndrome. This study was underataken to investigate the incidence of the latter syndrome in the...
Case Report
Two Case of Dyke-Davidoff-Masson Syndrome
Dong Gun Park, Ji Hee Park, Kee Hwan Yoo, Ji Tae Choung, Chang Sung Son, Young Chang Tockgo
Clin Exp Pediatr. 1993;36(6):865-869.   Published online June 15, 1993
Dyke-Davidoff Masson syndrome is a rare disorder which developed hemiatrophy of brain, enlargement of ventricles and prominet pneumatrization of pertous pyramid of the temporal bone. It manifests hemiparesis, varying type seizure, and mental retardation. We experienced two cases of Dyke-Davidoff-Masson Syndrome, in a 6/12 year-old boy and a 1,10/12 year-old girl who were admitted to our department of pediatrics, because of...
Original Article
Clinical Assessment of Neonatal Transient Tricuspid Insuffieciency - Doppler Echocardiographic Study-
Se Geun Park, Dong Gun Park, Ji Hee Park, Chang Sung Son, Joo Won Lee, Young Chang Tockgo
Clin Exp Pediatr. 1993;36(6):785-790.   Published online June 15, 1993
Eight neonates with transient tricuspid insufficiency are presented which was confirmed clinical and two dimensional echocardiographic assessment. We found that two dimensional Doppler echocardiography was very useful in the detection of transient tricuspid insufficiency during neonatal age as noninvasive method. Transient tricuspid insufficiency is a clinical disorder in the newborn period caused by myocardial dysfunction, secondary to asphyxia with or without...
Obesity in Elementary School Children
Ji Hee Park, Chang Sung Son, Joo Won Lee, Young Chang Tockgo
Clin Exp Pediatr. 1993;36(3):338-346.   Published online March 15, 1993
Obesity has been implicated as a significant risk factor for multiple medical condition including hypertention, glucose intolerance, hyperlipidemia, hyperisulinemia and fatty liver. Furthermore, obesity in childhood is believed to be a reliable predictor of a similar condition in adulthood. During the recent yars, there has been a rapid rise in the incidence of childhood obesity in Korea due to increased...
The Study of Serum Lipids in Grossly Obese Elementary School Students in Seoul
Seong Hang Choi, Kyoung Bum Kim, Se Geun Park, Ji Tae Chung, Chang Sung Son, Young Chang Tockgo
Clin Exp Pediatr. 1993;36(1):73-80.   Published online January 15, 1993
Our study surveyed 418 obese first grade elementary school children (279 male and 139 female), in seoul, and measured levels of serum total cholesterol, HDL Cholesterol, LDL cholesterol, triglyceride were measured in addition to the measurement of body weight and height. The following results were obtained. 1) Obesity index was catergorized into mild, moderate, and severe, and the percentage of mild was...
Case Report
An Autopsy Case of Infant of Diabetic Mother with d-Transposition of Great Arteries and Hypertrophic Cardiomyopathy
Kye Hwan Seol, Eui Kyeung Jung, Chang Sung Son, Joo Won Lee, Soon Kyum Kim
Clin Exp Pediatr. 1992;35(4):545-550.   Published online April 15, 1992
Generally, infants of diabetic mother(IDM) have various diseases and complications affecting multisystems resulting in high perinatal morbidity and mortality. It is well known that IDM have especially higher incidence of congenital anomalies including congenital heart disease(CH D). dTransposition of great arteries(d-TGA), ventricular septal defect and hypertrophic cardiomyopathy(HCM) form most of CHD occurring in IDM. Of these, HCM appears as a...
Original Article
The Effect of Prostaglandin E1 Infusion for Palliation of Ductus Dependent Cyanotic Congenital Heart Disease in Neonates
Ji Hee Park, Chang Sung Son, Joo Won Lee, Young Chang Tockgo
Clin Exp Pediatr. 1992;35(3):364-370.   Published online March 15, 1992
Prostaglandin E1 (PGE1) was administered to 12 neonates with cyanotic congenital heart disease in whom pulmonary or systemic blood flow were entirely or significantly dependent on persistent patency of the ductus arteriosus. 10 neonates responded favorably to PGE1, by showing significant increase of PaO2 after PGE1 infusion but remaining 2 neonates with hypoplastic left heart syndrome failed to respond. The...
The Study on Extracardiac Anomalies Associated with Congenital Heart Diseases
Kye Hwan Seol, Kang Won Lee, Chang Sung Son, Joo Woo Lee, Young Chang Tockgo
Clin Exp Pediatr. 1992;35(1):26-33.   Published online January 15, 1992
or vice versa. But any specific association pattern of anomalies have remained unestablished despite of many researcherss efforts. Knowledge of the likely association of CHD and extracardiac anomalies may allow us to expect certain disturbances and to correct them, and lower the mortality and morbidity rates in children with CHD. The authors conducted this study in the hope of establishing...
Pulsed doppler echocardiographic analysis of pulmonary venous flow in congenital heart diseases with left-to-right shunt.
Kye Hwan Seol, Chang Sung Son, Joo Won Lee, Soon Kyum Kim, Young Chang Tockgo
Clin Exp Pediatr. 1991;34(7):934-939.   Published online July 31, 1991
Pulsed Doppler echocardiography was performed to evaluate the flow velocity pattern of the pulmonary vein in 28 patients with congenital heart diseases which comprised of 8 atrial septal defect (ASD), 14 ventricular septal defect (VSD) and 6 patent ductus arteriosus (PDA). 20 normal children served as controls. The objective of this study was to ascertain that pulmonary venous flow velocity is dependent on the...
Acute hemodynamic effects of increasing hemoglobin concentration in children with congenital heart disease and relative anemia.
You In Park, Young You, Chang Sung Son, Joo Won Lee, Young Chang Tocko
Clin Exp Pediatr. 1991;34(6):787-795.   Published online June 30, 1991
The short-term effects of increasing hemoglobin concentration were evaluated on cardiac catheter- ization in nine patients with congenital heart diseases and relative anemia. Diagnosis were ventricular septal defect in six, tetralogy of Fallot in two, and endocardial cushion defect in one. Various hemodynamic data including pulmonary and systemic blood flow, pulmonary and systemic vascular resistance and the degree of shunt were compared before and...
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