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Original Article
The Risk Factors of Renal Scar in Childhood Acute Pyelonephritis
Soo Ja Hwang, Seung Joo Lee
Clin Exp Pediatr. 1999;42(4):545-552.   Published online April 15, 1999
Purpose : To observe the risk factors of renal scar in children with first acute pyelonephritis (APN) who had photopenic defects on initial 99mTc-DMSA spect renal scan. Methods : Forty-seven children with first APN(M : F=33 : 14) who were admitted to Ewha Womans University Hospital from September, 1993 to Febrary, 1998, were divided into renal scar group(N=17, Kidney unit(KU)=18) and...
The Diagnostic Value of CSF Tumor Necrosis Factor-α for Early Diagnosis of Bacterial Meningitis
So Young Park, Soo Ja Hwang, Eun Ae Park, Jung Wan Seo, Seung Joo Lee
Clin Exp Pediatr. 1998;41(8):1078-1083.   Published online August 15, 1998
Purpose : During the course of bacterial meningitis, TNF-α produced by macrophages and monocytes in response to LPS and other inflammatory and immune stimulation, is now recognized as a primary mediator in the pathogenesis of infection, injury and inflammation and in the process of host defence. TNF-α was increased vascular permeability by inducing morphologic and structural changes of endothelial cells...
Type I Vitamin D Dependent Rickets
Soo Ja Hwang, Jung Soo Kim, Hae Il Cheong, Yong Choi
Clin Exp Pediatr. 1998;41(7):877-882.   Published online July 15, 1998
Purpose : Vitamin D dependent rickets(VDDR) is a rare, autosomal recessively transmitted disorder characterized by hypocalcemia, hypophosphatemia, increased alkaline phosphatase, secondary hyperparathyroidism and many other clinical features. Type Ⅰ VDDR arises from primary deficiency in the renal 1α-hydroxylase that produces 1,25(OH)2D3. So patients with type I VDDR require life long administration of vitamin D. Methods : There had been 6 children(4...
Left Ventricular Mass Estimated by Three Methods of Echocardiography in Normal Children
Yae Jean Kim, Soo Ja Hwang, Dong Hee Shin, Young Mi Hong
Clin Exp Pediatr. 1998;41(2):192-199.   Published online February 15, 1998
Purpose : Left ventricular hypertrophy is an important diagnostic and prognostic finding in children with various cardiovascular diseases. Echocardiographic determination of the left ventricular mass is the most accurate method for assessing left ventricular hypertrophy non-invasively. The purposes of this study are 1) to establish a reproducible, validated method for determining left ventricular mass in children by echocardiography, 2) to...
Dermatophagoides Pteronyssinus Specific IgG-subclass Antibodies in Allergic Children
Soo Ja Hwang, Kyung Hyo Kim, Young Mi Hong
Clin Exp Pediatr. 1997;40(5):701-707.   Published online May 15, 1997
Purpose : Although immunoglobulin E play a major role in immediate hypersensitivity reactions, some reaginic activity is associated with IgG. Part of the reaginic activity is associated with IgG1, IgG4. In contrast with this reaginic activity of IgG4, allergen-specific IgG4 antibody is allergen neutralizing antibody and contribute to the benificial effect of immunotherapy. The role of specific IgG antibody in allergic...
Diagnostic Value of 99mTc-DMSA Renal Scan for Early Diagnosis of Acute Pyelonephritis in Children with Febrile Urinary Tract Infection
Soo Ja Hwang, Eun Ae Park, Jeong Wan Seo, Seung Joo Lee, Sun Whan Lee
Clin Exp Pediatr. 1996;39(11):1586-1593.   Published online November 15, 1996
Purpose : For prevention of renal scar, early diagnosis and treatement of acute pyelonephritis are important in children with febrile urinary tract infection. But it has been difficult to differentiate acute pyelonephritis from lower urinary tract infection. We have performed this study to evaluate the diagnostic value of 99mTc-DMSA renal scan and to clarify the relationship among acute pyelonephritis, vesico-ureteral reflux and renal scar. Methods...
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