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Original Article
Two Cases of Poland Syndrome.
Kul Ha Yoo, Ki Soo Pai, Byung Ju Chung, Chul Lee, Dong Gwan Han, Jong Doo Lee
Clin Exp Pediatr. 1989;32(5):713-717.   Published online May 31, 1989
Poland syndrome is characterized by an absence of the pectoralis major muscle, with ipsilateral defect of the upper extremity, usually syndactyly. The incidence of this syndrome has been estimated at 1 per 25,000 to 77,000 persons and more than 100 patients have been described worldwide. Recently, we experienced two patients, the one was 14 year old male, who showed absence of left pectralis maior...
Postnatal Weight Curve in Low Birth Weight(Appropriate for Gestational Age) Infants.
Kyoung Mi Park, Ran Namgung, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1989;32(5):606-619.   Published online May 31, 1989
Postnatal body weight changes were observed in 171 surviving infants with birth weights from 875 gm to 2,125 gm who were born at Severance Hospital, Yonsei University College of Medicine form 1981 to 1987. Only infants whose sizes were appropriate for gestational age were included in the study. Infants were divided into 5 groups by biπh weight, with the median weight were 2,000 gm,...
The Direct Coombs Test and Heat Elution Test in ABO Incompatible Hemolytic Disease of the Newborn.
Kook In PArk, Chul Lee, Ran Namgung, Dong Gwan Han, Kir Young Kim
Clin Exp Pediatr. 1988;31(12):1633-1640.   Published online December 31, 1988
The clinical study on 28 cases of ABO HDN who were diagnosed at Pediatric Department of Severance hospital and Yong Dong Severance hospital, Yonsei University for last 5 months was. And in these cases, heat elution test in combined with direct Coombs test using standard techniques were performed to evaluate the clinical significance of serological diagnosis. The following results were obtained. 1) Of 28 ABO HDN...
Neurosonographic Follow-up Study in Low Weight Infants.
Yil Sub Lee, Chul Lee, Ran Namgung, Dong Gwan Han, Ki Keun Oh
Clin Exp Pediatr. 1988;31(12):1573-1579.   Published online December 31, 1988
Serial neurosonographic examinations were performed in 34 low birth weight infants who were admitted to the neonatal intensive care unit of Yong-Dong Severance Hospital. Among them, 14 (41 %)were found to have periventicular-intraventricular hemorrhage. The initial hemorrhage occured in the first three days of life among 71% infants. After initial hemorrhage, hemorrhage was decreased in size and thereafter absorbed. Fourteen (44%) infants demonsrated cysts...
A Study of Transcutaneous Oxygen Monitoring in Neonatal Intensive Care.
In Suck Ryu, Chul Lee, Ran Namkung, Dong Gwan Han
Clin Exp Pediatr. 1988;31(11):1417-1424.   Published online November 30, 1988
191 simultaneous measurement of arterial PO2 and transcutaneous PO2 were made in 14 sick infants from November, 1986 to April, 1987 who were admitted to the Neonatal Intensive Care Unit of Yongdong Severance hospital. Differences between TcPO2 and PaO2 in these sick infants were evaluated in the relation to systolic blood pressure, hematocrit, arterial pH and birth weight. There was a linear relationship and...
Bilirubin-Binding Capacity of Albumin in Korean Neonates.
Jung Bae Lee, Chul Lee, Ran Namgung, Dong Gwan Han, Kyung Son Song
Clin Exp Pediatr. 1988;31(10):1259-1266.   Published online October 31, 1988
The binding of bilirubin by albumin is thought to play an important role in the pathogenesis of kemictems. Free bilirubin hypothesis has led to develop methods to evaluate the binding capacity and affinity of bilirubin to albumin in the plasma. Horseradish peroxidase oxidation of free bilirubin can estimate the level of free bilirubin, bilirubin binding capacity and bilirubin binding affinity. Twenty four term infants...
7 Cases of Group B Streptococcal Meningitis and Sepsis.
Young Wan Kim, Ran Namgung, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1988;31(7):873-880.   Published online July 31, 1988
We report 7 cases of Group B streptococcal meningitis and sepsis. Six of the patients were admitted to the Department of Pediatrics, Severance Hospital and Youngdong Severance Hospital in 1986 and one was admitted in 1979. The age of onset ranged from 10 to 34 days of age and all were cases of late onset. The Clinical findings were fever, seizure, poor feeding,...
A Study on the Blood Pressure Measurements in Newborn.
Ran Namgung, Ki Soo Pai, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1988;31(5):541-546.   Published online May 31, 1988
Non invasive blood pressures measured by the Dinamap monitor, an oscillometric device, were compared with the invasive radial artery pressure in neonates. There were 21 patients with a mean age of 16.5 days (ranges 7 days to 1 month) and a mean body weight of 3.3 kg. The invasive radial artery pressures were recorded on a strip chart and comparisons were made between the...
A Case of Persistent Fetal Circulation.
Jong Kyun Lee, Chul Lee, Ran Namgung, Sung Kyu Lee, Dong Gwan Han
Clin Exp Pediatr. 1988;31(2):234-240.   Published online February 28, 1988
The authors have experienced a case of persistent fetal circulation associated with hypocalcemia. The baby was delivered with full-term by repeated cesarean section. He showed marked dyspnea 4 hours after birth and thereafter cyanosis appeared. So artificial ventilator had been applied combined with tolazoline administration. The patient was treated successfully and discharged on 28th hospital day without complications. We present one case of persistent fetal...
The Result of Intensive Care on the very Low Birth Weight Infants(1001~1500gm).
Seo Jeong Kim, Ran Namgung, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1988;31(1):29-39.   Published online January 31, 1988
The clinical study on the results of intensive care was performed on the 137 very low birth weight infants with birth weight of 1001-1500 gram who were admitted to the neonatal intensive care unit of Severance hospital from 1981 to 1986. The results were as follows. 1) The range of gestational age of very low birth weight infants was from 22 to 40 weeks, most predominantly...
Case Report
Neonatal Tetanus Treated with Intermittent Positive-Pressure Ventilation.
Ran Namgung, Chuhl Joo Lyu, Chul Lee, Youn Ha Kang, Dong Gwan Han
Clin Exp Pediatr. 1987;30(6):671-676.   Published online June 30, 1987
We report our experience with Neonatal Tetanus treated with Intermittent Positive-Pressure Ventilation combined with Neuromuscular blockade and high dose diazepam. Duration of mechanical ventilation was ranged from 15 days in case 1 to 36 days in case 2. Pneumonia with atelectasis and sepsis due to pseudomonas cepacia was complicated in case 2, but cleared up with sensitive antibiotics and vigorous physiotherapy. Muscle relaxation and sedation...
Original Article
Clinical observation in the Clavicle Fracture in Newborn.
Kee Hyuck Kim, Ran Namgung, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1986;29(12):1319-1323.   Published online December 31, 1986
The following is the result of a retrospective clinical study on the clavicle fractures iit 33 newborns who were delivered at Yonsei University Medical Center during the eight years between 1978 and 1985. 1) The incidence of clavicle fractures was 2 per 1,000 deliveries and there was no difference in incidence by sex. 2) The incidence of clavicle fracture by the birth weight was...
Clinical observation in 72 Cases with Neonatal Sepsis.
Jae Seung Yang, Ran Namgung, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1986;29(12):1309-1313.   Published online December 31, 1986
Since the clinical features of neonatal sepsis were first reported by Dunham in 1933, there have been many studies. But because of the uncertain early symptoms and it’s rapid progression, the mortality rate of neonatal sepsis runs still high. We are reporting 72 cases of neonatal sepsis confirmed by clinical symptoms and blood culture studies over 3 years and 5 months between...
Clinical Studies on Enteropathogenic E.Coli Enteritis in a Newborn Nursery.
Chang Hyun Yang, Ran Nam Gung, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1986;29(11):1187-1195.   Published online November 30, 1986
We experienced 20 cases of infantile diarrhea caused by Enteropathogenic E. Coli during 2 months from May. 1985 to Jun. 1985 at Yonsei medical center, Newborn nursery. The onset of illness is ususally slow vague signs of reluctance to feed lethargy, spitting up of formula, mild abdominal distention and diarrhea. The outbreak abated abruptly after institution of strict aseptic technique,...
Incidence and Risk Factors of Periventricular and Intraventricular Hemorrhage in Low Birth Weight Infants.
Chul Lee, Heung Dong Kim, Ki Keun Oh, Dong Gwan Han
Clin Exp Pediatr. 1986;29(11):1179-1186.   Published online November 30, 1986
Real time ultrasound scans were performed on 54 low-birth weight infants within the 7th 'birth day. Fifty infants were inborn. The incidence of periventricular and intraventricular hemorrhage (PV-IVH) was 38.9%. Seven of 21 infants had mild hemorrhage (Papile, grade I and II): Others sustained severe hemorrhage(Papile, grade III and IV ). Low Apgar score, respirator care and use of dopamine...
The relationship between Dose of Hepatitis B Vaccine and Seroconversion Rate in Infants.
Jung Hye Choi, Ki Sup Chung, Dong Gwan Han
Clin Exp Pediatr. 1986;29(10):1080-1086.   Published online October 31, 1986
After the discovery of Australia antigen by Blumberg et al in 1965, subsequent studies revealed that Australia antigen is identical with surface antigen of hepatitis B virus. The infants born to HBsAg positive mother can be protected from perinatal hepatitis B virus infection with hepatitis B vaccine and hepatitis B immunoglobulin. If the dose of vaccine can be reduced from...
A Clinical Study of Wet Lung Disease.
Soon Wook Lim, Jae Seung Yang, Chul Lee, Dong Gwan Han, Chin Suck Suh
Clin Exp Pediatr. 1985;28(9):852-860.   Published online September 30, 1985
The authors studied 36 cases of wet lung disease who were born and admitted to pediatric department of Severance hospital from January 1981 to June 1984. following results were obtained: 1)The incidence of wet lung disease was 0.5% and the predisposing factors were male sex(78%), full term(75%), C-section(58%) and multipara(72%). 2)Number of cases whose Apgar score were above 7 werp...
Peumomediastinum in the Newborn.
Dong Gwan Han
Clin Exp Pediatr. 1985;28(3):217-224.   Published online March 31, 1985
A retrospective review was performed of 15 medical records to study the pneumomedia- stinum in the newborn during last 4 years from Jan. 1980 through Dec. 1983 at Severance Hospital of Yonsei University. Tne results were as follows： 1) The incidence was 0.14% (15 of 8,737 live-births) during the neonatal period. Of those cases spontaneous pneumomediastinum was 66.7%(10 cases) and secondary pneumomedia- stinum 33.3%(5 cases). Males were...
Secondary Pneumothorax in the newborn.
Dong Gwan Han
Clin Exp Pediatr. 1985;28(2):123-130.   Published online February 28, 1985
Clinical records of 25 neonates with secondary pneumothorax were reviewed retrospectively during last 6 years from Jan. 1978 through Dec. 1983 at Pediatric Department of Yonsei University Hospital. The following results were obtained; 1)The incidence of secondary pneumothorax was 0.16% (21 out of 12,864 live-birth) during the neonatal period. The incidence tended to increase since we had set up the neonatal,...
Spontaneous Pneumothorax in the Newborn.
Dong Gwan Han
Clin Exp Pediatr. 1985;28(1):16-24.   Published online January 31, 1985
A retrospective 13 medical records of symptomatic and spontaneous pneumothorax of newborn has been reviewed, which occurred during last 13 years from Jan. 1971 through Dec. 1983 at Pediatric Department of Yonsei Medical School. Spontaneous pneumothorax was defined one with pneumothorax which was not given positive pressure or intubation. And following results W6re obtained; 1)The incidence of spontaneous pneumothorax in...
Clinical Study of the role of Exchange Transfusion for Treatment in Neonatal DIC.
Myung Shik Lee, Jin Sung Lee, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1984;27(12):1151-1161.   Published online December 31, 1984
This study was made of 9 cases of neonatal septicemia complicated with DIC and sclerema, who were admitted to the pediatric department of YUMC from January 1981 to June 1983. The following results were obtained; 1) A higher incidence was observed in males(77.8%), low birth weight(66.7%) and1 pretnature(77.8%). 2) The mean onset of sepsis was noticsd on 4.4 days of life. The most common presenting symptoms...
A Clinical Study on Morbidity and Mortality in Newborns of Mothers wieh Premature Rupture of Membrane.
Myung Shik Lee, Dong Gwan Han
Clin Exp Pediatr. 1984;27(11):1045-1054.   Published online November 30, 1984
A clinical study was made on 997 newborns of mothers with premature rupture of membrane (study group) and 5,552 newborns of mothers without ruptured membrane (control group) at YUMC from January 1981 to December 1983. The following results were obtained: 1) The incidence of the study group was 15.2% and morbidity incidences were 5.4% due to sepsis, 9.5% due to asphyxia and...
A Clinical Observation of Congenital Anomalies Born with Hydramnios.
Kook In Park, Myung Shik Lee, Chul Lee, Dong Gwan Han
Clin Exp Pediatr. 1984;27(10):991-999.   Published online October 31, 1984
This is a clinical observation of congenital anomalies in 55 newborn infants associated with hydramnios. These infants were born at Severance Hospital from Sep. 1975 to Jun. 1983. The results were as follows: 1) The frequency of hydramnios was 49 cases in 160,060 deliveries in that period, which was 0.31%. 27 infants (49.1%) had congenital anomalies of 55 infants associated with hydramnios...
A Clinical Observation of Meconium Aspiration Syndrome.
Chul Lee, Kook In Park, Jean Young Lee, Dong Gwan Han
Clin Exp Pediatr. 1984;27(10):958-964.   Published online October 31, 1984
The Authors observed 51 cases of meconium aspiration syndrome in newborns who were born at Severance Hospital during the period of Jan. 1980 through Jun. 1983. The following results were obtained: 1) The incidencs of meconium aspiration syndrome was 0.6%(51 cases). 2)88.2% of newborn with meconium aspiration syndrome was weighing more than 2,500 gm and 93.1% of that was with a...
A Study on Intrauterine Growth Standard.
Young Ho Kim, Dong Gwan Han
Clin Exp Pediatr. 1984;27(6):531-542.   Published online June 30, 1984
The use of some system on a nursery service which facilitates the recognition of infants born with birth weights disproportionate for their gestational age, either too large or to(x small, is becoming increasingly important in pediatrics. But, these recognition is possible only when birth weight-gestational age table is present. The purpose of this study is to establish the more accurate...
Case Report
A Case of Cryptococcal Hepatitis.
Jeong Sik Park, Jae Song Kim, Dong Gwan Han, Duk Jin Yun
Clin Exp Pediatr. 1979;22(6):465-470.   Published online June 15, 1979
A case of cryptococal hepatitis in a 4-year-old girl was presented with a brief review of the literature. She was admitted with the chief complaints of jaundice, abdominal pain, and semicomatose mental state. Treatment was started including dexamethasone under impression of fulminant hepatitis. During treatment massive G-I bleeding appeared which required eleven pints of blood and 20 days for control....
Original Article
Fetomaternal Transfusion.
Dong Gwan Han, Chul Lee, Kir Young Kim, Hyo Kyu Kim
Clin Exp Pediatr. 1979;22(4):306-312.   Published online April 15, 1979
From Feb, 1977, through Aug. 1977, 100 venous blood samples obtained from women within 48 hr after delivery were examnied for fetomaternal transfusion by the Nierhaus acid elution technique. Blood smears were scanned at 100 high power field for enumeration of fetal erythrocytes. 1. The incidence of fetomaternal transfusion was 26% 2. The incidence of fetomaternal transfusion was the highest...
Clinical and Statistical Study on the Congenital Anomalies of the Digestive system.
Chee Ok Ahn, Tai Euk Kim, Dong Gwan Han, Duk Jin Yun
Clin Exp Pediatr. 1978;21(6):440-451.   Published online June 30, 1978
A study was conducted to present clinical and statistical analysis of pediatric patients admitted to Severance Hospital between Jan. 1966 and Dec. 1975. Remakable progress has been made in the field of pediatrics and pediatric surgery, particularly in physiology, anesthesiology and operative technique. However, the ultimate result hasn't been totally satisfactory, largely due to the lack of cognizance of early...
Case Report
Five cases of Congenital Hydronephrosis in Infancy.
Chul Lee, Hong Kyu Lee, Jae Song Kim, Dong Gwan Han, Duk Jin Yun, Jin Moo Lee
Clin Exp Pediatr. 1978;21(5):396-402.   Published online May 31, 1978
This is a clinical observation of five infants associated with congenital hydronephrosis experienced at the Pediatric Department of Severance Hospital. The results were as follows: 1. The age distribution was from one day to seven months with the sex radio of 4 : 1 with male predominance. 2. The signs most freguently found were palpable abdominal mass and abdominal distension....
Original Article
Clinical Studies on Neonatal Hepatitis.
Hong Kyu Lee, Moon Hee Lee, Dong Gwan Han, Duk Jin Yun
Clin Exp Pediatr. 1978;21(5):389-395.   Published online May 31, 1978
43 cases of neonatal hepatitis were clinicallt evaluated, who were admitted to the pediatric department of Severance hospital furing period from April, 1956 to Februart, 1976. The following results were obtained. There was little difference in sex incidence, and most of them were admitted at the age of 1 month to 3 months after birth. Clinical symptoms and signs on...
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