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Seung Hwan Lee 7 Articles
Epidemiology and outcomes of patients with penetrating trauma in Incheon Metropolitan City, Korea based on National Emergency Department Information System data: a retrsopective cohort study
Youngmin Kim, Byungchul Yu, Se-Beom Jeon, Seung Hwan Lee, Jayun Cho, Jihun Gwak, Youngeun Park, Kang Kook Choi, Min A Lee, Gil Jae Lee, Jungnam Lee
J Trauma Inj. 2023;36(3):224-230.   Published online December 21, 2022
DOI: https://doi.org/10.20408/jti.2022.0055
  • 1,609 View
  • 47 Download
AbstractAbstract PDF
Purpose
Patients with penetrating injuries are at a high risk of mortality, and many of them require emergency surgery. Proper triage and transfer of the patient to the emergency department (ED), where immediate definitive treatment is available, is key to improving survival. This study aimed to evaluate the epidemiology and outcomes of patients with penetrating torso injuries in Incheon Metropolitan City.
Methods
Data from trauma patients between 2014 and 2018 (5 years) were extracted from the National Emergency Department Information System. In this study, patients with penetrating injuries to the torso (chest and abdomen) were selected, while those with superficial injuries were excluded.
Results
Of 66,285 patients with penetrating trauma, 752 with injuries to the torso were enrolled in this study. In the study population, 345 patients (45.9%) were admitted to the ward or intensive care unit (ICU), 20 (2.7%) were transferred to other hospitals, and 10 (1.3%) died in the ED. Among the admitted patients, 173 (50.1%) underwent nonoperative management and 172 (49.9%) underwent operative management. There were no deaths in the nonoperative management group, but 10 patients (5.8%) died after operative management. The transferred patients showed a significantly longer time from injury to ED arrival, percentage of ICU admissions, and mortality. There were also significant differences in the percentage of operative management, ICU admissions, ED stay time, and mortality between hospitals.
Conclusions
Proper triage guidelines need to be implemented so that patients with torso penetrating trauma in Incheon can be transferred directly to the regional trauma center for definitive treatment.
Summary
Changes in incidence and severity of commercial motorcycle accidents due to the use of delivery service platforms in Korea: a retrospective cohort study
Dam Moon, Jae Ho Jang, Jin Seong Cho, Jae Yeon Choi, Jae-hyug Woo, Woo Sung Choi, Sung Yeol Hyun, Seung Hwan Lee
J Trauma Inj. 2023;36(2):121-127.   Published online September 19, 2022
DOI: https://doi.org/10.20408/jti.2022.0031
  • 2,125 View
  • 61 Download
AbstractAbstract PDF
Purpose
Recently, a sharp increase in the use of delivery services has led to an increase in motorcycle accidents. This study aimed to identify the characteristics of the commercial motorcycle injured patients and factors related to the severity during the past 10 years.
Methods
Patients (15–64 years old) who visited the emergency department with commercial motorcycle accidents injury registered in the Korean Emergency Department-based Injury In-depth Surveillance (2011–2020) database, were included. All included cases were categorized into two groups according to the period: group 1 (2011–2015) and group 2 (2016–2020). General characteristics and the factors associated with severity were investigated.
Results
Among 8,123 emergency department visits, patients in group 1 were 3,071, and patients in group 2 were 5,052. The odds for severity were affected by patients age (odds ratio [OR], 1.008; 95% confidence interval [CI], 1.004–1.013), and overnight/morning (00:00–12:00; OR, 1.243; 95% CI, 1.091–1.415). The odds for severity were higher in head and neck injury (OR, 8.357; 95% CI, 7.410–9.424) and torso injury (OR, 4.122; 95% CI, 3.610–4.708). The odds for the severity of accidents based on excess mortality ratio-adjusted Injury Severity Score (EMR-ISS) after 2015 were significant (OR, 1.491; 95% CI, 1.318–1.687). Hospitalization in the intensive care unit and death were associated with accidents after 2015 (OR, 2.593; 95% CI, 2.120–3.170).
Conclusions
Commercial motorcycle accidents have increased significantly over the past decade. There were statistical differences in severity based on EMR-ISS and the hospitalization in intensive care unit and death.
Summary
A case report of field amputation: the rescue of an entrapped patient through the "doctor car" system
Byungchul Yu, Gil Jae Lee, Min A Lee, Kang Kook Choi, Jihun Gwak, Youngeun Park, Yong-Cheol Yoon, Jayun Cho, Seung Hwan Lee, Jungnam Lee
J Trauma Inj. 2022;35(Suppl 1):S27-S30.   Published online June 15, 2022
DOI: https://doi.org/10.20408/jti.2022.0012
  • 2,289 View
  • 75 Download
AbstractAbstract PDF
In certain circumstances, invasive procedures such as creation of a surgical airway, insertion of a chest drain, intraosseous puncture, or amputation in the field are necessary. These invasive procedures can save lives. However, emergency medical service teams cannot perform such procedures according to the law in Korea. The upper arm of a 29-year-old male patient was stuck in a huge machine and the emergency medical service team could not rescue the patient. A doctor-car team was dispatched to the scene and the team performed the filed amputation to extricate the patient. He was brought to the trauma center immediately and underwent formal above-elbow amputation. Here we describe a case of field amputation to rescue a patient through a “doctor car” system, along with a literature review.
Summary
Blunt Cardiac Injuries That Require Operative Management: A Single-Center 7-Year Experience
Seung Hwan Lee, Myung Jin Jang, Yang Bin Jeon
J Trauma Inj. 2021;34(4):242-247.   Published online July 14, 2021
DOI: https://doi.org/10.20408/jti.2020.0069
  • 5,820 View
  • 111 Download
  • 1 Citations
AbstractAbstract PDF
Purpose

Blunt cardiac injuries (BCI) have a wide clinical spectrum, ranging from asymptomatic myocardial contusion to cardiac rupture and death. BCIs rarely require surgical intervention, but can be rapidly fatal, requiring prompt evaluation and surgical treatment in some cases. The aim of this study was to identify potential factors associated with in-hospital mortality after surgery in patients with BCI.

Methods

The medical records of 15 patients who had undergone emergency cardiac surgery for BCI between January 2014 and August 2020 were retrospectively reviewed. We included trauma patients older than 18 years admitted to Regional Trauma Center, Gachon University Gil Medical Center during the study period. Clinical and laboratory variables were compared between survivors and non-survivors.

Results

Non-survivors showed a significantly higher Injury Severity Score (p=0.001) and Abbreviated Injury Scale in the chest region (p=0.001) than survivors. American Association for the Surgery of Trauma-Organ Injury Scale Grade V injuries were significantly more common in non-survivors than in survivors (p=0.031). Non-survivors had significantly more preoperative packed red blood cell (PRBC) transfusions (p=0.019) and were significantly more likely to experience preoperative cardiac arrest (p=0.001) than survivors. Initial pH (p=0.010), lactate (p=0.026), and base excess (BE; p=0.026) levels showed significant differences between the two groups.

Conclusions

Initial pH, lactate, BE, ventricular injury, the amount of preoperative PRBC transfusions, and preoperative cardiac arrest were potential predictors of in-hospital mortality.

Summary

Citations

Citations to this article as recorded by  
  • Treatment results of cardiac tamponade due to thoracic trauma at Jeju Regional Trauma Center, Korea: a case series
    Jeong Woo Oh, Minjeong Chae
    Journal of Trauma and Injury.2023; 36(3): 180.     CrossRef
Management of Traumatic Pancreatic Injuries: Evaluation of 7 Years of Experience at a Single Regional Trauma Center
Min A Lee, Seung Hwan Lee, Kang Kook Choi, Youngeun Park, Gil Jae Lee, Byungchul Yu
J Trauma Inj. 2021;34(3):177-182.   Published online September 30, 2021
DOI: https://doi.org/10.20408/jti.2021.0070
  • 2,730 View
  • 88 Download
AbstractAbstract PDF
Purpose

Traumatic pancreatic injuries are rare, but their diagnosis and management are challenging. The aim of this study was to evaluate and report our experiences with the management of pancreatic injuries.

Methods

We identified all adult patients (age >15) with pancreatic injuries from our trauma registry over a 7-year period. Data related to patients’ demographics, diagnoses, operative information, complications, and hospital course were abstracted from the registry and medical records.

Results

A total of 45 patients were evaluated. Most patients had blunt trauma (89%) and 21 patients (47%) had pancreatic injuries of grade 3 or higher. Twenty-eight patients (62%) underwent laparotomy and 17 (38%) received nonoperative management (NOM). The overall in-hospital mortality rate was 24% (n=11), and only one patient died after NOM (due to a severe traumatic brain injury). Twenty-two patients (79%) underwent emergency laparotomy and six (21%) underwent delayed laparotomy. A drainage procedure was performed in 12 patients (43%), and pancreatectomy was performed in 16 patients (57%) (distal pancreatectomy [DP], n=8; DP with spleen preservation, n=5; pancreaticoduodenectomy, n=2; total pancreatectomy, n=1). Fourteen (31%) pancreas-specific complications occurred, and all complications were successfully managed without surgery. Solid organ injuries (n=14) were the most common type of associated abdominal injury (Abbreviated Injury Scale ≥3).

Conclusions

For traumatic pancreatic injuries, an appropriate treatment method should be considered after evaluation of the accompanying injury and the patient’s hemodynamic status. NOM can be performed without mortality in appropriately selected cases.

Summary
The Effectiveness of Simulation Training in an Advanced Trauma Life Support Program for General Surgery Residents: A Pilot Study
Myoung Jun Kim, Jae Gil Lee, Seung Hwan Lee
J Trauma Inj. 2020;33(4):219-226.   Published online October 27, 2020
DOI: https://doi.org/10.20408/jti.2020.0015
  • 7,096 View
  • 143 Download
AbstractAbstract PDFSupplementary Material
Purpose

Although the Advanced Trauma Life Support (ATLS) course is now taught internationally, it has not been implemented in Korea. In recent years, interest has increased in simulation as a teaching tool in the ATLS course. We therefore hypothesized that simulation training would be a useful adjunct to the ATLS course.

Methods

We designed a 1-day curriculum that included skill development workstations, expert lectures, trauma patient simulations, and group discussion for general surgery residents. We conducted a survey to evaluate participants’ level of understanding of the initial evaluation and treatment of trauma patients, their degree of knowledge and technical improvement, their satisfaction with the learning goals, and their overall satisfaction with the curriculum. We then analyzed the effects before and after the training.

Results

Nine residents attended this course. None of the residents initially reported that they could perform a primary survey of trauma patients. The analysis revealed significant improvements after training in the questionnaire areas of “assembly of the team and preparation for resuscitation of a trauma patient” (p=0.008), “performance of a primary survey for trauma patients” (p=0.007), “resuscitative procedures for trauma patients” (p=0.008), “importance of re-evaluation” (p=0.007), “identifying the pitfalls associated with the initial assessment and management” (p=0.007), and “importance of teamwork” (p=0.007).

Conclusions

After the ATLS simulation training, all participants showed significant improvements in their understanding of how to manage multiple trauma patients. Therefore, ATLS simulation training for residents will help in the management of trauma patients.

Summary
Pulmonary Contusion Similar to COVID-19 Pneumonia
Seung Hwan Lee, Sung Youl Hyun, Yang Bin Jeon, Jung Nam Lee, Gil Jae Lee
J Trauma Inj. 2020;33(2):119-123.   Published online June 30, 2020
DOI: https://doi.org/10.20408/jti.2020.0014
  • 10,482 View
  • 214 Download
  • 1 Citations
AbstractAbstract PDF

The Coronavirus disease 2019 (COVID-19) has rapidly spread across the world and caused a pandemic. It can be transmitted by an infected person or an asymptomatic carrier and is a highly contagious disease. Prevention and early identification of COVID-19 are important to minimize the transmission of COVID-19. Chest computed tomography (CT) has a high sensitivity for detecting COVID-19, but relatively low specificity. Therefore, chest CT may be difficult to distinguish COVID-19 findings from those of other infectious (notably viral types of pneumonia) or noninfectious disease. Pulmonary contusion has also a lot of similarities on chest CT with COVID-19 pneumonia. We present trauma patients with pulmonary contusion whose CT scans showed findings similar to those of COVID-19, and we report our experience in the management of trauma patients during the COVID-19 pandemic.

Summary

Citations

Citations to this article as recorded by  
  • Comparison of chest CT scan findings between COVID-19 and pulmonary contusion in trauma patients based on RSNA criteria: Established novel criteria for trauma victims
    Hossein Abdolrahimzadeh Fard, Salahaddin Mahmudi-Azer, Qusay Abdulzahraa Yaqoob, Golnar Sabetian, Pooya Iranpour, Zahra Shayan, Shahram Bolandparvaz, Hamid Reza Abbasi, Shiva Aminnia, Maryam Salimi, Mohammad Mehdi Mahmoudi, Shahram Paydar, Roham Borazjani
    Chinese Journal of Traumatology.2022; 25(3): 170.     CrossRef

J Trauma Inj : Journal of Trauma and Injury