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The Effect of Reform of New Diagnosis-Related Groups on Coverage of National Health Insurance

Choi JK, Kim SH, Chang CH, Yoon JM, Kang JG

Background: Korea set up a new diagnosis-related group as a demonstration project in 2009. The new diagnosis-related group was reformed in 2016. The main purpose of the study is to...
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Prognostic impact of hepatitis B or C on intrahepatic cholangiocarcinoma

Seo JW, Kwan BS, Cheon YK, Lee TY, Shim CS, Kwon SY, Choe WH, Yoo BC, Yoon JM, Lee JH

Background/Aims: Intrahepatic cholangiocarcinoma (ICC) is the second-most common primary liver malignancy, arising from the peripheral intrahepatic bile duct epithelium. Hepatitis B virus (HBV) or hepatitis C virus (HCV) may be...
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Mortality Rate and Major Causes of Death by Gestational Age in Korean Children under 5 Years of Age

Jang MJ, Song YH, Yoon JM, Cheon EJ, Ko KO, Lim JW

Background: Preterm birth is associated with increased infant mortality. However, it is not clear whether prematurity is associated with mortality after 1 year of age. There is a lack of...
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Dynamic Contrast-Enhanced MRI of the Prostate: Can Auto-Generated Wash-in Color Map Be Useful in Detecting Focal Lesion Enhancement?

Yoon JM, Choi MH, Lee YJ, Jung SE

PURPOSE: To evaluate the usefulness of wash-in color map in detecting early enhancement of prostate focal lesion compared to whole dynamic contrast-enhanced MRI (DEC MRI) images. MATERIALS AND METHODS: This study...
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Usefulness of Transient Elastography for Non-Invasive Diagnosis of Liver Fibrosis in Pediatric Non-Alcoholic Steatohepatitis

Kwon YD, Ko KO, Lim JW, Cheon EJ, Song YH, Yoon JM

BACKGROUND: Transient elastography (FibroScan®) is a non-invasive and rapid method for assessing liver fibrosis. While the feasibility and usefulness of FibroScan® have been proven in adults, few studies have focused...
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Efficacy of Cognitive Intervention Program for Persons with Mild Cognitive Impairment according to Cognitive Trainers

Kim JH, Lee JY, Youn JH, Jang MH, Yoon JM, Lee DH

OBJECTIVE: The aim of this study is to investigate the effects of cognitive training and cognitive trainer on cognitive function in persons with mild cognitive impairment (MCI). METHODS: A randomized controlled...
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Juvenile Polyp associated with Hypovolemic Shock Due to Massive Lower Gastrointestinal Bleeding

Kim DY, Bae JY, Ko KO, Cheon EJ, Lim JW, Song YH, Yoon JM

Juvenile polyps are the most common types of polyps in children, and patients usually present with lower gastrointestinal (GI) bleeding as the predominant symptom. These lesions, which are referred to...
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Changes in the Occurrence of Rotavirus Gastroenteritis before and after the Introduction of Rotavirus Vaccine among Hospitalized Pediatric Patients and Estimates of Rotavirus Vaccine Effectiveness

Yoon JM, Han TH, Yoon SW, Kim YJ, Oh SH

PURPOSE: This study aimed to investigate the changes in the occurrence of rotavirus gastroenteritis (RGE) after the introduction of rotavirus vaccine and estimate rotavirus vaccine effectiveness in hospitalized children. METHODS: We...
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Clinical manifestation of Campylobacter enteritis in children

Bae JY, Lee DH, Ko KO, Lim JW, Cheon EJ, Song YH, Yoon JM

PURPOSE: Timely antibiotic therapy in selected cases of diarrhea associated with bacterial infections can reduce the duration and severity of illness and prevent complications. The availability of a predictive index...
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The improvement of right ventricular function after adenotonsillectomy in children with obstructive sleep apnea

Kim DY, Ko KO, Lim JW, Yoon JM, Song YH, Cheon EJ

PURPOSE: Adenotonsillar hypertrophy (ATH) that causes upper airway obstruction might lead to chronic hypoxemic pulmonary vasoconstriction and right ventricular (RV) dysfunction. We aimed to evaluate whether adenotonsillectomy (T&A) in children...
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Trends in Fetal and Perinatal Mortality in Korea (2009–2014): Comparison with Japan and the United States

Song YH, Lee GM, Yoon JM, Cheon EJ, Lee SK, Chung SH, Lim JW

Fetal death is an important indicator of national health care. In Korea, the fetal mortality rate is likely to increase due to advanced maternal age and multiple births, but there...
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Gastrointestinal Mucormycosis in Extremely Low Birth Weight Infants Mimicking Atypical Necrotizing Enterocolitis and Intussusception

Jun H, Lee DH, Song YH, Yoon JM, Cheon EJ, Ko KO, Park SM, Lim JW

Neonatal gastrointestinal mucormycosis, a rare disease with a high mortality rate, shows a rapid progressive course in premature infants with an immature immune system. We report the case of a...
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Pathologic Impact of Insulin Resistance and Sensitivity on the Severity of Liver Histopathology in Pediatric Non-Alcoholic Steatohepatitis

Park BH, Yoon JM, Kim JH, Moon JH, Lee YH, Jang SM, Kim YJ

PURPOSE: Insulin resistance (IR) has an important role in the development of non-alcoholic steatohepatitis (NASH). We aimed to analyze the association between liver histopathology and IR in pediatric patients with...
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Sensitization to component antigens in acute idiopathic urticaria in children

Choi YJ, Yoon JM, Chang YS, Oh JW

PURPOSE: The aim of this study was to evaluate hidden allergens of acute idiopathic urticaria (AIU) in childhood by using the component-resolved diagnostics (CRD). METHODS: We applied CRD using pathogenesis-related protein...
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Age-adjusted plasma N-terminal pro-brain natriuretic peptide level in Kawasaki disease

Jun H, Ko KO, Lim JW, Yoon JM, Lee GM, Cheon EJ

PURPOSE: Recent reports showed that plasma N-terminal pro-brain natriuretic peptide (NT-proBNP) could be a useful biomarker of intravenous immunoglobulin (IVIG) unresponsiveness and coronary artery lesion (CAL) development in Kawasaki disease...
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The Association between Helicobacter pylori Infection and Body Weight among Children

Choi JS, Ko KO, Lim JW, Cheon EJ, Lee GM, Yoon JM

PURPOSE: We performed to reveal the association between the Helicobacter pylori infection and body weight among children. METHODS: Out retrospective study included patients who underwent the H. pylori immunoglobulin G testing...
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Two Likely Pathogenic Variants of COL2A1 in Unrelated Korean Patients With Ocular-Only Variants of Stickler Syndrome: The First Molecular Diagnosis in Korea

Yoon JM, Jang MA, Ki CS, Kim SJ

Stickler syndrome is a genetically heterogeneous disorder that affects the ocular, auditory, and musculoskeletal systems. Ocular-only variant of Stickler syndrome type 1 (OSTL1) is characterized by high risk of retinal...
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The Relationships between Respiratory Virus Infection and Aminotransferase in Children

Oh JS, Choi JS, Lee YH, Ko KO, Lim JW, Cheon EJ, Lee GM, Yoon JM

PURPOSE: We sought to examine the relationship between the clinical manifestations of nonspecific reactive hepatitis and respiratory virus infection in pediatric patients. METHODS: Patients admitted to the pediatric unit of Konyang...
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Endosonographic Features of Gastric Schwannoma: A Single Center Experience

Yoon JM, Kim GH, Park DY, Shin NR, Ahn S, Park CH, Lee JS, Lee KJ, Lee BE, Song GA

BACKGROUND/AIMS: Gastric schwannomas are rare benign mesenchymal tumors that are difficult to differentiate from other mesenchymal tumors with malignant potential, such as gastrointestinal stromal tumors. This study aimed to evaluate...
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Granular cell tumor of the esophagus in an adolescent

Lee JS, Ko KO, Lim JW, Cheon EJ, Kim YJ, Son JS, Yoon JM

Esophageal granular cell tumor (GCT) is a rare neoplasm originating from the Schwann cells of the submucosal neuronal plexus. Histology is the gold standard for its diagnosis. Endoscopic resection or...
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