이휘재 교수
Hui Jai Lee
서울대학교 응급의학과 · 의학
연구실 소개
이휘재 교수의 연구실은 심폐소생술과 중증 감염성 쇼크의 생존 예후를 중심으로 한 임상역학 및 생리학적 기전 연구를 수행하고 있습니다. 특히, 혈액 검사 지표인 C반응성단백질과 프로칼цит론의 예후적 가치, 심폐소생술 중 생존과 신경기능 회복과 연관된 생리적 지표 분석, 그리고 치료적 저체온이 뇌 세포 사멸을 억제하는 분자 기전에 대한 연구를 진행하고 있습니다. 또한, Sepsis-3 기준에 부합하는 심혈관계 기능 평가 척도 개발과 응급실에서의 밤샘 입원 환자에 대한 세균성 쇼크 관리 품질 평가 등 임상적 실천에 기여하는 연구를 지속하고 있습니다.
연구 현황
연구 성과 추이
표시된 성과는 수집된 데이터 기준으로 산출되며, 일부 차이가 있을 수 있습니다.
주요 논문
15The objective of this study was to evaluate the prognostic value of C-reactive protein (CRP), procalcitonin (PCT), and their combination for mortality in patients with septic shock. This multicenter, prospective, observational study was conducted between November 2015 and December 2017. A total of 1,772 septic shock patients were included, and the overall 28-day mortality was 20.7%. Although both CRP and PCT were elevated in the non-survivor group, only CRP had statistical significance (11.9 mg/
Among the blood laboratory test results during CPR of OHCA patients, pH and potassium levels were observed as independent factors associated with survival to hospital discharge, and pH level was considered as an independent factor related to neurological recovery.
OBJECTIVE: We aimed to compare rescuer fatigue and cardiopulmonary resuscitation (CPR) quality between standard 30:2 CPR (ST-CPR) and chest compression only CPR (CO-CPR) performed for 8 minutes on a realistic manikin by following the 2010 CPR guidelines. METHODS: All 36 volunteers (laypersons; 18 men and 18 women) were randomized to ST-CPR or CO-CPR at first, and then each CPR technique was performed for 8 minutes with a 3-hour rest interval. We measured the mean blood pressure (MBP) of the volu
We found that 48 hours of therapeutic hypothermia was more effective in attenuating brain apoptosis than 24 hours of therapeutic hypothermia. We also found that the antiapoptotic effects of therapeutic hypothermia were associated with the suppressions of the cleavage of protein kinase C-δ, the cytosolic release of cytochrome c, and the cleavage of caspase 3.
BACKGROUND: The Sepsis-3 criteria introduced the system that uses the Sequential Organ-Failure Assessment (SOFA) score to define sepsis. The cardiovascular SOFA (CV SOFA) scoring system needs modification due to the change in guideline-recommended vasopressors. In this study, we aimed to develop and to validate the modified CV SOFA score. METHODS: We developed, internally validated, and externally validated the modified CV SOFA score using the suspected infection cohort, sepsis cohort, and septi
BACKGROUND: Nighttime hospital admission is often associated with increased mortality risk in various diseases. This study investigated compliance rates with the Surviving Sepsis Campaign (SSC) 3-h bundle for daytime and nighttime emergency department (ED) admissions and the clinical impact of compliance on mortality in patients with septic shock. METHODS: We conducted an observational study using data from a prospective, multicenter registry for septic shock provided by the Korean Shock Society
Single dose of selenium post-treatment activates GPx and attenuates lipid peroxidation and lung injury early after paraquat intoxication, but does not improve 72 hours of survival.
BACKGROUND: Septic shock is a life-threatening condition with underlying circulatory and cellular/metabolic abnormalities. Vitamin C and thiamine are potential candidates for adjunctive therapy; they are expected to improve outcomes based on recent experimental and clinical research. The aim of the Ascorbic Acid and Thiamine Effect in Septic Shock (ATESS) trial is to evaluate the effects of early combination therapy with intravenous vitamin C and thiamine on recovery from organ failure in patien
Single high dose and repeated low dose of niacin attenuated brain injury and improved neurological outcome after cardiac arrest in rats. Their therapeutic benefits were associated with suppressions of the phosphorylations of p38 and c-Jun N-terminal kinase/stress-activated protein kinase and the cleavage of caspase 3.
www.cris.nih.go.kr, cris.nih.go.kr number, KCT0000231).
Abstract Objective Many studies have described constructing a prediction model for bacteremia in community‐acquired pneumonia ( CAP ), but these studies were not validated in external heterogeneous groups. The objective of this study was to test the generalizability of a previous bacteremia prediction model for CAP by external validation. Methods This multicenter retrospective cohort analysis was performed in eight tertiary urban hospital emergency departments ( ED s). We reviewed adult patients
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