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Quantitative cone-beam computed tomography evaluation of hard and soft tissue thicknesses in the midpalatal suture region to facilitate orthodontic mini-implant placement

Oh SH, Lee SR, Choi JY, Kim SH, Hwang EH, Nelson G

Objective: To identify the most favorable sites that optimize the initial stability and survival rate of orthodontic mini-implants, this study measured hard and soft tissue thicknesses in the median and...
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Root proximity of the anchoring miniscrews of orthodontic miniplates in the mandibular incisal area: Cone-beam computed tomographic analysis

Jeong DM, Oh SH, Choo H, Choi YS, Kim SH, Lee JS, Hwang EH

Objective: This outcome analysis study evaluated the actual positions of the orthodontic miniplate and miniplate anchoring screws (MPASs) and the risk factors affecting adjacent anatomic structures after miniplate placement in...
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Intussusception in Neonates: Clinical Characteristics of Eight Cases in a Single Center

Ahn Yg, Lim G, Hwang EH, Oh KW, Cho MJ

Purpose: Intussusception is the most common cause of bowel obstruction in children; however, it is rarely diagnosed in newborn infants. This study aimed to describe the clinical features of intussusception...
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Cone-beam computed tomography of mandibular foramen and lingula for mandibular anesthesia

Ahn BS, Oh SH, Heo CK, Kim GT, Choi YS, Hwang EH

Purpose:The positions of the mandibular foramen (MnF) and the lingula affect the success rate of inferior alveolar nerve block. The objective of this study was to investigate aspects of the...
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Tryptophanyl-tRNA Synthetase Sensitizes Hormone Receptor-Positive Breast Cancer to Docetaxel-Based Chemotherapy

Lee KM, Hwang EH, Kang SE, Lee CH, Lee H, Oh HJ, Kim K, Koh J, Ryu HS

Purpose: A relatively low response to chemotherapy has been reported for hormone receptor (HR)-positive breast cancer. In this study, we investigated the role of tryptophanyl-transfer RNA synthetase (WARS) in the...
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Diagnostic considerations in central odontogenic fibroma of the maxilla: 2 case reports

Seo YK, Kang JH, Lee SR, Choi YS, Hwang EH, Oh SH

Central odontogenic fibroma (COF) is defined as a fibroblastic odontogenic tumor characterized by varying density of the tooth epithelium. It is an extremely rare benign neoplasm that occurs in the...
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Increased CD68/TGFβ Co-expressing Microglia/Macrophages after Transient Middle Cerebral Artery Occlusion in Rhesus Monkeys

Yeo HG, Hong JJ, Lee Y, Yi KS, Jeon CY, Park J, Won J, Seo J, Ahn YJ, Kim K, Baek SH, Hwang EH, Kim G, Jin YB, Jeong KJ, Koo BS, Kang P, Lim KS, Kim SU, Huh JW, Kim YH, Son Y, Kim JS, Choi CH, Cha SH, Lee SR

The function of microglia/macrophages after ischemic stroke is poorly understood. This study examines the role of microglia/macrophages in the focal infarct area after transient middle cerebral artery occlusion (MCAO) in...
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Evaluation of fecal microbiomes associated with obesity in captive cynomolgus monkeys (Macaca fascicularis)

Koo BS, Hwang EH, Kim G, Oh H, Son Y, Lee D, Lim KS, Kang P, Lee S, Lee HY, Jeong KJ, Lee Y, Baek SH, Jeon CY, Park SJ, Kim YH, Huh JW, Jin YB, Kim SU, Lee SR, Hong JJ

Microorganisms play important roles in obesity; however, the role of the gut microbiomes in obesity is controversial because of the inconsistent findings. This study investigated the gut microbiome communities in...
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Power Doppler ultrasound-guided sialography using the phenomenon of increased blood flow: A technical report

Oh SH, Seo YK, Kim GT, Choi YS, Hwang EH

PURPOSE: This report presents a procedure for performing power Doppler ultrasound-guided sialography using the phenomenon of increased blood flow and illustrates its application to practical patient cases. MATERIALS AND METHODS: The...
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Management of Pediatric Patients Presenting with Acute Abdomen Accompanying Dilatation of the Common Bile Duct

Kim YA, Kim GM, Chun P, Hwang EH, Mun SW, Lee YJ, Park JH

PURPOSE: The aim of this study was to describe our treatment experiences with patients who had acute abdomen (AA) with common bile duct (CBD) dilatation. METHODS: The treatment outcomes in children...
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Linear accuracy of cone-beam computed tomography and a 3-dimensional facial scanning system: An anthropomorphic phantom study

Oh SH, Kang JH, Seo YK, Lee SR, Choi HY, Choi YS, Hwang EH

PURPOSE: This study was conducted to evaluate the accuracy of linear measurements of 3-dimensional (3D) images generated by cone-beam computed tomography (CBCT) and facial scanning systems, and to assess the...
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Unusual malignant neoplasms occurring around dental implants: A report of 2 cases

Oh SH, Kang JH, Seo YK, Lee SR, Choi YS, Hwang EH

Osseointegrated implants are now commonplace in contemporary dentistry. However, a number of complications can occur around dental implants, including peri-implantitis, maxillary sinusitis, osteomyelitis, and neoplasms. There have been several reports...
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Volumetric accuracy of cone-beam computed tomography

Park CW, Kim JH, Seo YK, Lee SR, Kang JH, Oh SH, Kim GT, Choi YS, Hwang EH

PURPOSE: This study was performed to investigate the influence of object shape and distance from the center of the image on the volumetric accuracy of cone-beam computed tomography (CBCT) scans,...
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Gastric Hemangioma Treated with Argon Plasma Coagulation in a Newborn Infant

Lee YA, Chun P, Hwang EH, Lee YJ, Kim CW, Park JH

Gastric hemangioma in the neonatal period is a very rare cause of upper gastrointestinal bleeding. We present a case of hemangioma limited to the gastric cavity in a 10-day-old infant....
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Clinical Characteristics and Ultrasonographic Findings of Acute Bacterial Enterocolitis in Children

Chun P, Lim TJ, Hwang EH, Mun SW, Lee YJ, Park JH

PURPOSE: This study clarified the bacterial pathogens currently causing acute infectious enterocolitis (AIE) in children and evaluated the clinical characteristics and ultrasonographic findings according to the different pathogens. METHODS: Medical records...
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Staphylococcus capitis Induced Late-onset Sepsis in Very Low Birth Weight Infants

Kim I, Lim G, Hwang EH, Oh KW, Jeong J

OBJECTIVE: To determine the causative organisms of late-onset sepsis (LOS) and describe LOS induced by Staphylococcus capitis (S. capitis) in very low birth weight infants (VLBWI). METHODS: The medical records of...
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A Rare Case of Life-threatening Sudden-onset Spontaneous Gastric Perforation in a 13-Year-Old Boy

Kwak H, Kim JY, Hwang EH, Lee YJ, Kim SH, Hwang JY, Park JH

Spontaneous gastric perforation in a healthy child is extremely rare; however, its outcome can be life-threatening. Gastric perforation may be caused by inflammation, mechanical injury, ingestion, and vascular compromise. We...
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Prevalence and Risk Factors for the Weight Loss during Hospitalization in Children: A Single Korean Children’s Hospital Experience

Hwang EH, Park JH, Chun P, Lee YJ

PURPOSE: Undernutrition during hospitalization increases the risk of nosocomial infection and lengthens the disease courses. The aim of this study was to evaluate the risk factors of weight loss during...
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Clinical Features and Extraintestinal Manifestations of Crohn Disease in Children

Lee YA, Chun P, Hwang EH, Mun SW, Lee YJ, Park JH

PURPOSE: The aim of this study was to investigate the clinical features and extraintestinal manifestations (EIMs) of Crohn disease (CD) in Korean pediatric patients. METHODS: The medical records of 73 children...
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Intravenous contrast media application using cone-beam computed tomography in a rabbit model

Kim MS, Kim BY, Choi HY, Choi YJ, Oh SH, Kang JH, Lee SR, Kang JH, Kim GT, Choi YS, Hwang EH

PURPOSE: This study was performed to evaluate the feasibility of visualizing soft tissue lesions and vascular structures using contrast-enhanced cone-beam computed tomography (CE-CBCT) after the intravenous administration of a contrast...
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