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The pattern of emergency department utilization in pediatric patients who underwent interfacility transfers from the emergency department: a nationwide population-based study in South Korea, 2016-2018

Kim MJ, Kim YJ, Ahn S, Kim WY

Purpose: The shortage of pediatric emergency care has become a significant societal issue. This study investigated the usage pattern of emergency departments (EDs) by pediatric patients who underwent interfacility transfers...
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Comparison of four histological scoring systems for autoimmune hepatitis to improve diagnostic sensitivity

Ahn S, Jeong SH, Cho EJ, Lee K, Kim G, Kim H

Background/Aims: The histological criteria in the 1999 and 2008 scoring systems proposed by the International Autoimmune Hepatitis Group (IAIHG) have their inherent limitations in diagnosing autoimmune hepatitis (AIH). In this...
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An explanatory model of quality of life in high-risk pregnant women in Korea: a structural equation model

Park M, Ahn S

Purpose: This study aimed to develop and validate a structural model for the quality of life (QoL) among high-risk pregnant women, based on Roy’s adaptation model. Methods: This cross-sectional study...
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Pyogenic liver abscess as an extra-intestinal manifestation of pediatric Crohn’s disease

Bae JY, Kim H, Kim SY, Yoo SY, Jeon TY, Hwang I, Ahn S, Choe YH, Kim MJ, Kim YZ

Crohn’s disease (CD) is a type of inflammatory bowel disease (IBD) characterized by chronic granulomatous inflammation of any part of the body, primarily the gastrointestinal (GI) tract, and is increasing...
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Impact of Intolerance of Uncertainty on Brain Structural Changes in Panic Disorder

Ahn S, Lee SH, Lee KS

Objective This study investigated the impact of intolerance of uncertainty (IU) on structural changes in the brain and symptom severity in patients with panic disorder. Methods This study included 90 participants...
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Acute myocardial infarction diagnosed in emergency departments: a report from the National Emergency Department Information System (NEDIS) of Korea, 2018–2022

Ahn S, Ko E, Ro YS

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Low Levels of Low-Density Lipoprotein Cholesterol Increase the Risk of Post-Thrombectomy Delayed Parenchymal Hematoma

Ahn S, Roth SG, Jo J, Ko Y, Mummareddy N, Fusco MR, Chitale RV, Froehler MT

Purpose: Low levels of low-density lipoprotein cholesterol (LDL-C) have been suggested to increase the risk of hemorrhagic transformation (HT) following acute ischemic stroke. However, the literature on the relationship between...
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Balancing Bleeding Risk and Thromboembolic Complications in Elderly Chronic Subdural Hematoma Patients Undergoing Burr Hole Trephination : A Multicenter Retrospective Cohort Study and Literature Review

Eun J, Ahn S, Lee MH, Choi JG, Park JS, Cho CB, Kim YI

Objective : Chronic subdural hematoma (CSDH) patients using antithrombotic agents (AT) at high risk for cardiovascular disease are increasing. The authors aimed to analyze the factors influencing outcome by targeting...
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Association between initial fibrinogen levels and adverse outcomes in emergency department patients with primary postpartum hemorrhage

Lee JH, Sohn CH, Kim YJ, Ryoo SM, Ahn S, Seo DW, Kim WY

  • KMID: 2547672
  • J Korean Soc Emerg Med.
  • 2023 Oct;34(5):453-461.
Objective: This study evaluates the association between the initial fibrinogen levels and adverse outcomes in emergency department (ED) patients with primary postpartum hemorrhage (PPH). Methods: This retrospective observational study was performed...
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Quality evaluation of pregnancy-related mobile applications in South Korea: a descriptive study

Cho H, Yi F, Ahn S

Purpose: This study aimed to describe the characteristics of mobile applications (apps) related to pregnancy in South Korea and evaluate their quality. Methods: We conducted a systematic search for pregnancy-related...
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A use case of ChatGPT in a flipped medical terminology course

Ahn S

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Cross-Sectional and Skeletal Anatomy of Long-tailed Gorals (Naemorhedus caudatus) Using Imaging Evaluations

Ahn S, Shin W, Han Y, Bae S, Cho C, Choi S, Kim JT

Background: Accurate diagnosis of diseases in animals is crucial for their treatment, and imaging evaluations such as radiographs, computed tomography (CT), and magnetic resonance imaging (MRI) are important tools for...
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An Automated Cell Detection Method for TH-positive Dopaminergic Neurons in a Mouse Model of Parkinson’s Disease Using Convolutional Neural Networks

Kim D, Bak MS, Park H, Baek IS, Chung G, Park JH, Ahn S, Park SY, Bae H, Park HJ, Kim SK

  • KMID: 2544633
  • Exp Neurobiol.
  • 2023 Jun;32(3):181-194.
  • doi: 10.5607/en23001
Quantification of tyrosine hydroxylase (TH)-positive neurons is essential for the preclinical study of Parkinson’s disease (PD). However, manual analysis of immunohistochemical (IHC) images is labor-intensive and has less reproducibility due...
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Middle-aged women’s experiences of physical activity for managing menopausal symptoms: a phenomenological study

Cho HJ, Ahn S

Purpose: The purpose of this study was to comprehensively understand and describe the meaning of physical activity for managing menopausal symptoms in middle-aged women. Methods: This study targeted middle-aged women with...
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Vaccine effectiveness and the epidemiological characteristics of a COVID-19 outbreak in a tertiary hospital in Republic of Korea

Ahn S, Son TJ, Jang Y, Choi J, Park YJ, Seong J, Kwon HH, Kim MJ, Kwon D

Objectives: Healthcare facilities are high-risk sites for infection. This study analyzed the epidemiological characteristics of a coronavirus disease 2019 (COVID-19) outbreak in a tertiary hospital after COVID-19 vaccination had been...
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Macakurzin C Derivatives as a Novel Pharmacophore for Pan-Peroxisome Proliferator-Activated Receptor Modulator

Ko H, An S, Jang H, Ahn S, Park IG, Hwang SY, Gong J, Oh S, Kwak SY, Choi WJ, Kim H, Noh M

The natural flavonoid macakurzin C (1) exhibited adiponectin biosynthesis-inducing activity during adipogenesis in human bone marrow mesenchymal stem cells and its molecular mechanism was directly associated with a pan-peroxisome proliferator-activated...
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Dual Biological Therapy for Ulcerative Colitis with Intractable Pyoderma Gangrenosum

Lee HC, Kwon Y, Kim ES, Ahn S, Choe YH, Kim MJ

Pyoderma gangrenosum is one of the dermatological extra-intestinal manifestations of ulcerative colitis (UC). We report a case of a 26-year-old male patient suffering from relapsed UC with a newly developed...
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Impact of Criterion Versus NormReferenced Assessment on the Quality of Life in Korean Medical Students

Park CH, Kwon J, Lee JT, Ahn S

Background: Medical students are known to be subjected to immense stress under competitive curricula and have a high risk of depression, burnout, anxiety and sleep disorders. There is a global...
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One-Year Clinical Outcomes After Diagnosis According to Early Medication Adherence in First-Episode Schizophrenia: A Nationwide, Health Insurance Data-Based Retrospective Cohort Study

Choi W, Joo SW, Ahn S, Choi YJ, Kim SM, Lee J

Objectives: Early pharmacologic intervention is considered necessary for improving the prognosis in patients with first-episode schizophrenia (FES). However, few nationwide population-based studies have focused on early medication adherence. We investigated...
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The Korean Society for Neuro-Oncology (KSNO) Guideline for the Management of Brain Tumor Patients During the Crisis Period: A Consensus Survey About Specific Clinical Scenarios (Version 2023.1)

Kim MS, Go SI, Wee CW, Lee MH, Kang SG, Go KO, Kwon SM, Kim W, Dho YS, Park SH, Seo Y, Song SW, Ahn S, Oh HJ, Yoon HI, Lee SW, Lee JH, Cho KR, Choi JW, Hong JB, Hwang K, Park CK, Lim DH, KSNO Guideline Working Group

Background During the coronavirus disease 2019 (COVID-19) pandemic, there was a shortage of medical resources and the need for proper treatment guidelines for brain tumor patients became more pressing. Thus, the...
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