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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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Sex differences in chronic obstructive pulmonary disease characteristics: the Korea National Health and Nutrition Examination Survey 2007–2018

Baek MS, Shin H, Gu KM, Jung HI, Kim WY, Jung JW, Shin JW, Jung SY, Kim JY

Background/Aims: Chronic obstructive pulmonary disease (COPD) is less prevalent in females than males, but it affects mortality in females. There may be sex differences in the clinical characteristics of COPD. Methods:...
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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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Updated Guidelines for Acute Respiratory Distress Syndrome

Kim TW, Kim WY

Acute respiratory distress syndrome (ARDS) accounts for 10% of patients admitted to the intensive care unit and 23% of patients using mechanical ventilation, with a mortality rate of 45% in...
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Hemodynamic management of septic shock: beyond the Surviving Sepsis Campaign guidelines

Suh GJ, shin TG, Kwon WY, Kim K, Jo YH, Choi SH, Chung SP, Kim WY, for the Korean Shock Society investigators

Although the Surviving Sepsis Campaign guidelines provide standardized and generalized guidance, they are less individualized. This review focuses on recent updates in the hemodynamic management of septic shock. Monitoring and...
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Patterns of inflammatory immune responses in patients with septic shock receiving vitamin C, hydrocortisone, and thiamine: clustering analysis in Korea

You SH, Kweon OJ, Jung SY, Baek MS, Kim WY

Background: Sepsis is characterized by heterogeneous immune responses that may evolve during the course of illness. This study identified inflammatory immune responses in septic patients receiving vitamin C, hydrocortisone, and...
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The predictive value of procalcitonin for septic shock in sepsis patients

Lim HB, Kwon HJ, Kim B, Kim SM, Hong Si, Chae B, Kim WY, Ryoo SM

  • KMID: 2543877
  • J Korean Soc Emerg Med.
  • 2023 Jun;34(3):249-255.
Objective: This study examined the difference in procalcitonin between sepsis and septic shock. Methods: The single-center retrospective cohort study was conducted from July 2017 to June 2018 at an emergency department...
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Corticosteroid outcome may be dependent of duration of use in severe COVID-19

Kim JH, Na YS, Lee SI, Moon YY, Hwang BS, Baek AR, Kim WY, Lee BY, Seong GM, Baek MS

Background/Aims: For patients hospitalized with coronavirus disease 2019 (COVID-19) who require supplemental oxygen, the evidence of the optimal duration of corticosteroid is limited. This study aims to identify whether long-term...
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Myasthenia Gravis Presenting as Sudden–onset Isolated Hypercapnic Respiratory Failure

Kim WY, Park SJ, Baek MS, Kim K, Lee D, Choi BW

Myasthenic crisis, which can be life-threatening due to severe respiratory failure, occurs in 15-20% of patients with myasthenia gravis. However, the crisis often develops within 1-2 years after diagnosis and...
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Correlation between Serum Erythropoietin and Cerebral Collateral Flow in Acute Ischemic Stroke Patient

Yun SW, Kim WY, Lee JB

Background: Erythropoietin (EPO), which is associated with anemia, exerts neuroprotective effects in ischemic stroke. In cases of stenosis or narrowing of the main cerebral blood vessel, the prognosis is favorable...
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Clinical outcomes of and risk factors for secondary infection in patients with severe COVID-19: a multicenter cohort study in South Korea

Na YS, Baek AR, Baek MS, Kim WY, Kim JH, Lee By, Seong GM, Lee SI

Background/Aims: Secondary infection with influenza virus occurs in critically ill patients and is associated with substantial morbidity and mortality; however, there is limited information about it in patients with severe...
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A study on changes in lung function, neutralizing antibodies, and symptoms of adult patients hospitalized with COVID-19

Baek MS, Choi SH, Kim WY, Kim MC, Joo EJ, Lee MS, Kim HA, Jung SI, Nae YS, Kim B, Lim Y, Chung JW

Background/Aims: To identify changes in symptoms and pulmonary sequelae in patients with coronavirus disease 2019 (COVID-19). Methods: Patients with COVID-19 hospitalized at seven university hospitals in Korea between February 2020 and...
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Augmented-Medication CardioPulmonary Resuscitation (AMCPR) trial: a study protocol for a randomized controlled trial

Oh DK, Kim Js, Ryoo SM, Kim YJ, Kim SM, Hong SI, Chae B, Kim WY

Objective Clinical trials on demodynamic-directed cardiopulmonary resuscitation have been limited. The aim of this study is to investigate whether Augmented-Medication CardioPulmonary Resuscitation (AMCPR) would improve the odds of return of...
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Rare infectious complication after living donor liver transplantation

Kim JS, Lee YN, Kim WY, Lee JS, Kim JS

Despite the remarkable advances of liver transplantation, infections are still the most common and often life-threatening postoperative complications. Methicillin-resistant Staphylococcus aureus (MRSA) infection frequently complicates the postoper-ative course of liver...
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Osseous metaplasia of the palate: a case report

Kim WY, Kim CH

Osseous metaplasia is defined as the formation of lamellar bone inside soft tissue structures where bone normally does not exist. It results from the transformation of non-osseous connective tissue into...
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The Association of Acute Myocardial Infarction with Pyogenic Spondylitis in Korea: A Nationwide Longitudinal Cohort Study

Kim SB, Kim H, Kim J, Kim WY, Hong JB, Lee JK, Sheen SH, Han I, Sohn S

Objective: The goal of this nationally matched longitudinal study was to investigate the relationship between acute myocardial infarction (AMI) and pyogenic spondylitis (PS) in Korea. Methods: We collected patient data from...
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The state of anesthesia in South Korea: a national survey of the status of anesthetic service activity in 2014–2016

Choi ES, Jung HW, Kim WY, Kim JH, Lee YS

Background: Because the quality of anesthesia affects the surgical outcome, the aim of this study was to investigate the current status of anesthetic services performed by anesthesiologists and non-anesthesiologists in...
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Changes in a facial recognition algorithm following different types of orthognathic surgery: a comparative study

Kim WY, Han SJ

Objectives: Contemporary biometric technologies have been gaining traction in both public and private security sectors. Facial recognition is the most commonly used biometric technology for this purpose. We aimed to...
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Overexpression of FRAT1 protein is closely related to triple-negative breast cancer

Nam SE, Ko YS, Park KS, Jin T, Yoo YB, Yang JH, Kim WY, Han HS, Lim SD, Lee SE, Kim WS

Purpose: Triple-negative breast cancer (TNBC) is an aggressive subtype of breast cancer with a poor prognosis and a lack of targeted therapy. Overexpression of FRAT1 is thought to be associated...
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In-hospital mortality prediction using frailty scale and severity score in elderly patients with severe COVID-19

Na YS, Kim JH, Baek MS, Kim WY, Baek AR, Lee By, Seong GM, Lee SI

Background: Elderly patients with coronavirus disease 2019 (COVID-19) have a high disease severity and mortality. However, the use of the frailty scale and severity score to predict in-hospital mortality in...
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