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Young-hoon Yun

Yonsei University · 医学

研究室紹介

Professor Young-hoon Yun's research lab focuses on emergency medicine and critical care, with a strong emphasis on improving diagnostic accuracy and patient outcomes in acute settings. Key research directions include the clinical application of point-of-care biomarkers—such as procalcitonin and D-dimer—in sepsis and pulmonary embolism, as well as the identification and management of rare but serious adverse effects from herbal medicines like Ganoderma species. The lab also investigates public health challenges in emergency care, including toxic exposure and tetanus prophylaxis in trauma patients, aiming to enhance clinical guidelines and patient safety.

point-of-care testingsepsis biomarkersherbal toxicitypulmonary embolismemergency medicine

Research Overview

Papers
165
Total Citations
1,023
Papers (5y)
25
Primary Field
医学

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
25total
2022
2023
2024
2025
2026
Citations per year (5y)
128total
20222023202420252026

Selected Papers

15
1
Article|29 citations·2018
Investigation of electrochemical performance on carbon supported tin-selenium bimetallic anodes in lithium-ion batteries
Young‐Hoon Yoon, Doo Soo Kim, Minjung Kim, Min Sang Park, Young‐Chul Lee, Kwang Ho Kim, Il Tae Kim, Jaehyun Hur, Seung Geol Lee
SJR Q1Electrochimica Acta
Electrical and Electronic EngineeringEngineering
2
Article|18 citations·2019
Clinical Value of Whole Blood Procalcitonin Using Point of Care Testing, Quick Sequential Organ Failure Assessment Score, C-Reactive Protein and Lactate in Emergency Department Patients with Suspected Infection
Bosun Shim, Young‐Hoon Yoon, Jung-Youn Kim, Young‐Duck Cho, Sung Jun Park, Eu Sun Lee, Sung‐Hyuk Choi
SJR Q1Journal of Clinical MedicineOA

We investigated the clinical value of whole blood procalcitonin using point of care testing, quick sequential organ failure assessment score, C-reactive protein and lactate in emergency department patients with suspected infection and assessed the accuracy of the whole blood procalcitonin test by point-of-care testing. Participants were randomly selected from emergency department patients who complained of a febrile sense, had suspected infection and underwent serum procalcitonin testing. Whole

EpidemiologyMedicine
3
Article|16 citations·2010
The additional use of end-tidal alveolar dead space fraction following D-dimer test to improve diagnostic accuracy for pulmonary embolism in the emergency department
Young‐Hoon Yoon, S. W. Lee, Dae Myung Jung, Seok Whan Moon, J. Horn, You Sun Hong
SJR Q1Emergency Medicine Journal

By itself ADSF assessment performed well in diagnosis of PE. The combined result of a positive D-dimer and abnormal ADSF increased the specificity for diagnosing PE compared with the D-dimer test alone. The use of additional bedside ADSF assessment following a positive D-dimer test may reduce the need for further imaging studies to detect PE in patients with a low or intermediate clinical probability.

Internal MedicineMedicine
4
Article|14 citations·2011
Reversible pancytopenia following the consumption of decoction ofGanoderma neojaponicumImazeki
Young‐Hoon Yoon, Sung‐Hyuk Choi, Han-Jin Cho, Sung Woo Moon, Jung-Youn Kim, Sung‐Woo Lee
SJR Q1Clinical Toxicology

The Ganoderma species are mushrooms used for herbal medicinal purposes in northeast Asia. Two cases of simultaneous reversible pancytopenia following the consumption of decoction of Ganoderma neojaponicum Imazeki are presented. Other than decoction of G. neojaponicum Imazeki no cause of pancytopenia could be identified. The patients recovered fully after conservative treatment. People who consume herbal medicines are often not aware of their side effects. Patients should be knowledgeable regardi

PharmacologyMedicine
5
Article|11 citations·2018
Analysis of Patients with Acute Toxic Exposure between 2009 and 2013: Data from the Korea Health Insurance Review and Assessment Service and the National Emergency Department Information System
Young‐Hoon Yoon, Jung-Youn Kim, Sung‐Hyuk Choi
SJR Q2Journal of Korean Medical ScienceOA

BACKGROUND: According to domestic studies, patients visiting the emergency departments (ED) with acute toxic exposure comprise 0.68%-5.5% of all ED patients, with various causes and motives. The purpose of this study is to investigate the clinical and social characteristics of patients with toxic exposure visiting the ED. METHODS: This study spanned a period of five years, from January 1, 2009 to December 31, 2013. The data were extracted using the National Emergency Department Information Syste

Emergency MedicineMedicine
6
Article|9 citations·2012
Clinician awareness of tetanus-diphtheria vaccination in trauma patients: a questionnaire study
Young‐Hoon Yoon, Sung Woo Moon, Sung‐Hyuk Choi, Young‐Duck Cho, Jung-Youn Kim, Young Ho Kwak
SJR Q1Scandinavian Journal of Trauma Resuscitation and Emergency MedicineOA

BACKGROUND: Most trauma patients visit the hospital via the emergency department. They are at high risk for tetanus infection because many trauma patients are wounded. Tetanus immunity in the Korean population has been revealed to be decreased in age groups over 20 years old. It is important for emergency physicians to vaccinate patients with the tetanus booster in wound management. METHODS: Questionnaires were sent to the directors of the emergency departments of resident training hospitals cer

EndocrinologyBiochemistry, Genetics and Molecular Biology
7
Article|9 citations·2011
Effect of hypertonic saline and macrophage migration inhibitory factor in restoration of T cell dysfunction
Young‐Hoon Yoon, Sung‐Hyuk Choi, Yun-Sik Hong, Sung-Woo Lee, Sung Woo Moon, Han‐Jin Cho, Cheul Han, Young-Jin Cheon, Vishal Bansal
Journal of the Korean Surgical SocietyOA

The role of HTS in restoring Jurkat cells proliferation suppressed by PGE(2), at least in part, should be mediated through a MIF pathway.

ImmunologyImmunology and Microbiology
8
Article|8 citations·2016
The Effect of the Rapid Antigen Test for Influenza on Clinical Practice in the Emergency Department: A Comparison of Periods before and After the 2009 H1N1 Influenza Pandemic
SEUNG-HO JUN, Jung-Youn Kim, Young‐Hoon Yoon, CHAE-SEUNG LIM, HAN-JIN CH, Sung‐Hyuk Choi
SJR Q3Signa VitaeOA

Introduction. The rapid antigen test (RAT) plays an important role in the Emergency Room (ER). In this study, we investigated the effect of the RAT for influenza on clinical practice in an emergency department.Methods. A retrospective chart review was conducted considering two periods, namely before and after the 2009 influenza pandemic. The rate of antibiotic administration, the use of blood sample tests, the use of simple chest X-rays, the rate of antibiotic administration according to the res

EpidemiologyMedicine
9
Article|7 citations·2017
The Effects of Oxygen and Treatments in Hypoxic Conditions in SH-SY5Y Cells
Young‐Duck Cho, Sung‐Hyuk Choi, Young‐Hoon Yoon, Jung-Youn Kim, Sung Jun Park, Chae-Seung Lim
SJR Q1Shock

Many patients are admitted to the emergency department due to trauma. Patients with massive hemorrhage and respiratory failure can fall into hypovolemic shock. Thereafter, oxygen is an essential part of the treatment of trauma patients, but the mechanisms of its effects in the management of trauma patients remain unknown. Therefore, we conducted an experiment to apply hypoxia, hyperoxia, and other treatment with the goal of decreasing hypoxic neuronal cells damage, as reflected by cell survival,

Cancer ResearchBiochemistry, Genetics and Molecular Biology
10
Article|7 citations·2013
Accuracy of transcutaneous carbon dioxide monitoring in hypotensive patients
Jung-Youn Kim, Young‐Hoon Yoon, Sung-Woo Lee, Sung‐Hyuk Choi, Young‐Duck Cho, Sangmin Park
SJR Q1Emergency Medicine Journal

OBJECTIVES: Continuous blood gas monitoring is frequently necessary in critically ill patients. Our aim was to assess the accuracy of transcutaneous CO₂ tension (PtcCO₂) monitoring in the emergency department (ED) assessment of hypotensive patients by comparing it with the gold standard of arterial blood gas analysis (ABGA). METHODS: All patients receiving PtcCO₂ monitoring in the ED were included. We excluded paediatric patients, patients with no ABGA results during a hypotensive event, patient

NephrologyMedicine
11
Article|6 citations·2014
The Effect of Hypertonic Saline on mRNA of Proinflammatory Cytokines in Lipopolysaccharide-Stimulated Polymorphonuclear Cells
Sung‐Hyuk Choi, Young‐Hoon Yoon, Jung Youn Kim, Sung Woo Moon, Young‐Duck Cho, Ji-Won Yeom
SJR Q3Current Therapeutic ResearchOA

Hypertonic saline has an immunomodulatory effect on polymorphonuclear cells through the TLR-4 pathway, and the interleukin-1β-associated pathway is influenced more by hypertonic saline than is the tumor necrosis factor-α-associated pathway.

EpidemiologyMedicine
12
Article|6 citations·2025
Artificial intelligence for severity triage based on conversations in an emergency department in Korea
Jae Won Seo, Sung Jun Park, Young‐Jae Kim, Jung-Youn Kim, Kwang Gi Kim, Young‐Hoon Yoon
SJR Q1Scientific ReportsOA

In the fast-paced emergency departments, where crises unfold unpredictably, the systematic prioritization of critical patients based on a severity classification is vital for swift and effective treatment. This study aimed to enhance the quality of emergency services by automatically categorizing the severity levels of incoming patients using AI-powered natural language processing (NLP) algorithms to analyze conversations between medical staff and patients. The dataset comprised 1,028 transcript

Emergency MedicineMedicine
13
Article|4 citations·2012
임상의학 진료, 연구에서의 이해상충
윤영훈, 이일학

In recent years, medical professionals are in charge with multiple roles. They have to work as an educator, researcher, and administrator, as well as medical practitioner. In addition, they experience a conflict between the primary responsibilities that each role requires of them. A conflict of interest (COI) is a set of circumstances that creates a risk that professional judgment or actions regarding a primary interest will be unduly influenced by a secondary interest. It occurs when an individ

14
Article|3 citations·2010
Helicopter emergency medical services
Young‐Hoon Yoon, Sung Woo Moon, Sung-Woo Lee, Sung‐Hyuk Choi, Han-Jin Cho, Jung-Yun Kim
SJR Q2European Journal of Emergency Medicine

This report introduces and discusses the present state of the helicopter emergency medical services (HEMS) in the metropolitan area of South Korea. The data of patients transported by HEMS from April 2007 to June 2009 were provided by Seoul Metropolitan Fire and Disaster Management Department. The data of patients subsequently transported to Korea University Guro Hospital were analyzed. During the study period, 725 emergency rescue calls were dispatched and 703 patients were rescued, of which 56

Emergency MedicineMedicine
15
Article|3 citations·2014
Radiation exposure from computed tomography in blunt trauma patients
Young‐Hoon Yoon, Yeon Ha, Jung-Youn Kim, Young‐Duck Cho, LEE, SUNG-WOO, CHOI, SUNG-HYUK
SJR Q3Signa VitaeOA

Introduction. Computed tomography (CT) has many diagnostic advantages, spurring growth in the number of CT exami-nations. As the use of CT increases, the potential for radiation-induced adverse effects has become an issue. The primary objective of this study was to assess the liberal use of CT induced radiation exposure in patients with multiple blunt traumas. The secondary objective was to investigate the factors affecting the estimated effective dose resulting from CTs unrelated to final diagn

SurgeryMedicine

Research Areas

Emergency MedicineImmunologyEpidemiologySurgeryCardiology and Cardiovascular MedicinePublic Health, Environmental and Occupational Health

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