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"Keum Seok Bae"

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"Keum Seok Bae"

Original Articles

Trauma, System

Mortality Trends in Chest-Abdominal Trauma Patients Before and After the Establishment of Trauma Centers in South Korea
Dae Ryong Kang, Hye Sim Kim, Ji Young Jang, Ou-Hyen Kim, Kiyoung Kim, Un Young Choi, Jiwool Ko, Keum Seok Bae, Hongjin Shim
J Acute Care Surg 2024;14(1):1-8.   Published online March 21, 2024
DOI: https://doi.org/10.17479/jacs.2024.14.1.1
Purpose
We sought to assess mortality trends in chest-abdominal trauma patients, before and after the implementation of the Project Supporting Establishment of Trauma Centers (PSETC) in the Republic of Korea.
Methods
Data from the National Health Insurance Service claims database between 2009 to 2017 were analyzed. Patients with chest-abdominal trauma were defined as those with relevant main diagnosis codes and claims for emergency medical management fees. Mortality and cumulative data were analyzed for each year to compare mortality before and after the establishment of regional trauma centers across Korea (2014).
Results
In total, 29,127 patients were included in the analysis. While the annual incidence of trauma-related chest-abdominal injuries increased, mortalities decreased. In particular, the trauma incidence rate among patients over 50 years increased during the study period. Mortalities at trauma centers did not change year by year after the PSETC. Before and after 2014, when trauma centers operated under the PSETC, mortalities decreased [trauma cases before the PSETC; n = 14,321 (mortality 5.61), after the PSETC; n = 14,806 (mortality 4.96)].
Conclusion
The number of patients treated for chest-abdominal injuries increased from 2009 to 2017 in Korea, whereas mortalities decreased over the same period.
  • 6,351 View
  • 69 Download

Trauma, Organ(liver, bowel, kideny etc.)

Determination of Risk Factors for Predicting Bladder-Urethra Injury in Cases of Pelvic Bone Fracture: A Retrospective Single Center Study
Ji Wool Ko, Myoung Jun Kim, Young Un Choi, Hongjin Shim, Hoejeong Chung, Ji Young Jang, Keum Seok Bae, Kwangmin Kim
J Acute Care Surg 2022;12(2):63-69.   Published online July 22, 2022
DOI: https://doi.org/10.17479/jacs.2022.12.2.63
Purpose
Pelvis fractures are associated with bladder and urethral injury (BUI). The purpose of this study was to identify risk factors associated with BUI in patients with pelvic fracture.
Methods
Patients (> 18 years) with pelvic injury (N = 314) at our hospital between January 2015 and June 2020 were retrospectively analyzed for age, sex, cause of injury, initial vital signs, urine red blood cell (RBC) count, Glasgow Coma Scale and Abbreviated Injury Scale score, Injury Severity Score, preperitoneal pelvic packing, and femur, lumbar spine, and pelvic fractures.
Results
Compared with the BUI-absent group, the BUI-present group had a greater percentage of patients who were male (79.2% vs. 55.9%; p = 0.026), had a urine RBC count/high power field (HPF) ≥ 30 (94.4% vs. 38.8%; p < 0.001), underwent preperitoneal pelvic packing (37.5% vs. 18.6%; p = 0.035), had symphysis pubis diastasis (33.3% vs. 11.7%; p = 0.008), and had sacroiliac joint dislocation (54.2% vs. 23.4%; p = 0.001). Independent risk factors associated with BUI were symphysis pubis diastasis [odds ratio (OR) was 3.958 (95% confidence interval: 1.191–13.154); p = 0.025] and a urine RBC count/HPF ≥ 30 [OR = 25.415 (95% confidence interval: 3.252–198.637); p = 0.006]. Of those with BUI, 15 patients were diagnosed at the trauma bay, and 9 had a delayed diagnosis.
Conclusion
Patients with pelvic injury who display symphysis pubis diastasis or have a urine RBC count/ HPF ≥ 30 are at higher risk of BUI, therefore, further BUI investigations should be considered.

Citations

Citations to this article as recorded by  
  • Hematuria as a Screening Tool for Bladder and Urethral Injuries in Pelvic Trauma: A Sensitivity and Specificity Analysis
    Md Habibur Rahman, Muktadir Tamim, Goutom Mukharzi
    TAJ: Journal of Teachers Association.2024; 37(2): 802.     CrossRef
  • 5,244 View
  • 78 Download
  • 1 Crossref

Critical care, AKI

Risk Factors Associated with 30-day Mortality in Patients with Postoperative Acute Kidney Injury Who Underwent Continuous Renal Replacement Therapy in the Intensive Care Unit
Kang Yoon Lee, Kwanhoon Park, SungHo Lee, Ji Young Jang, Keum Seok Bae
J Acute Care Surg 2022;12(2):47-52.   Published online July 22, 2022
DOI: https://doi.org/10.17479/jacs.2022.12.2.47
Purpose
To evaluate the risk factors associated with 30-day mortality in patients with postoperative acute kidney injury who underwent continuous renal replacement therapy (CRRT).
Methods
Retrospective analysis of the medical charts of patients with postoperative acute kidney injury who underwent CRRT in the intensive care unit between April 2012 and May 2019 was conducted.
Results
There were 71 patients whose average age was 64.8 years, and average Acute Physiology and Chronic Health Evaluation 2 score was 26.2. There were 37 patients who had non-trauma emergency surgery, 16 who required trauma surgery, and 18 who had elective major surgery. In most patients, CRRT was started based on Stage 3 Acute Kidney Injury Network criteria, and the mean creatinine level at the time of CRRT initiation (3.62 mg/dL). The median period from surgery to CRRT was 3 days, and the median CRRT application was 4 days. Forty-seven patients died within 30 days of receiving CRRT. Age, elective major surgery, creatinine level on initiation of CRRT, use of norepinephrine upon the initiation of CRRT, and average daily fluid balance/body weight for 3 days following the initiation of CRRT were associated with increasing 30-day mortality in univariate analysis. In multivariate analysis, age, major elective surgery, and norepinephrine use upon initiation of CRRT were identified as independent risk factors for 30-day mortality.
Conclusion
Surgical patients who underwent CRRT postoperatively had a poor prognosis. The risk of death in elderly patients who have undergone major elective surgery, or are receiving norepinephrine upon initiation of CRRT should be considered.
  • 4,758 View
  • 85 Download

Trauma, Fluid/Hemodymics

Risk Factors Associated with Mortality of Patients with Pelvic Fractures and Hemodynamic Instability in a Korean Trauma Center
Moo-Hyun Kim, Hongjin Shim, Keum Seok Bae, Hoon Ryu, Ji Young Jang
J Acute Care Surg 2018;8(1):19-24.   Published online April 30, 2018
DOI: https://doi.org/10.17479/jacs.2018.8.1.19
Purpose:

The aim of this study is to evaluate treatment outcomes and mortality risks associated with hemodynamic instability caused by severe pelvic fracture in a regional trauma center.

Methods:

The medical charts of 44 patients with hemodynamic instability due to pelvic fractures who were admitted to a regional trauma center from January 2014 to May 2017 were analyzed retrospectively.

Results:

The mean age was 61.8 years, and the mean injury severity score was 39.1. Twenty-six patients (59.1%) were transferred from other hospitals, and the median time from injury to emergency room arrival was 115.5 minutes. Preperitoneal pelvic packing, pelvic angiography, and external pelvic fixation were performed in 38 patients (86.4%) for hemostasis. The mortality rate was 52.3%, and 15 patients (34.1%) died from hemorrhage. Logistic regression analysis showed that initial low systolic blood pressure and packed red blood cell (PRBC) requirement were independent risk factors associated with mortality. PRBC requirement for four hours and application of emergent hemostatic procedures were independent factors associated with hemorrhage-induced mortality.

Conclusion:

Emergency procedures for hemostasis should be performed immediately for patients with hemodynamic instability due to pelvic fracture, and they should be transferred to a regional trauma center as soon as possible.

  • 5,649 View
  • 44 Download

Case Report

Emergency surgery, Trauma

Abdominal Tuberculosis Combined with Abdominal Trauma
Young Ik Kim, Ji Young Jang, Hongjin Shim, Keum Seok Bae
J Acute Care Surg 2017;7(2):75-77.   Published online October 30, 2017
DOI: https://doi.org/10.17479/jacs.2017.7.2.75

Abdominal tuberculosis is a rare disease, about 5% of extra-pulmonary tuberculosis. However, the diagnosis of abdominal tuberculosis is difficult, because of its atypical symptoms and signs, and ambiguous results upon physical examination. When abdominal tuberculosis is combined with abdominal injury, the diagnosis will be especially complex. We present our experience of abdominal tuberculosis associated with abdominal trauma.

  • 4,532 View
  • 16 Download

Original Article

Basic, Critical care

Delta Neutrophil Index for Predicting Mortality in Critically Ill Surgical Patients with Acinetobacter baumannii Pneumonia
In Sik Shin, Ji Young Jang, Hongjin Shim, Jong Wook Lee, Keum Seok Bae
J Acute Care Surg 2017;7(2):61-68.   Published online October 30, 2017
DOI: https://doi.org/10.17479/jacs.2017.7.2.61
Purpose:

This retrospective study evaluated the clinical utility of the delta neutrophil index (DNI) as a predictor of mortality in critically ill surgical patients with Acinetobacter baumannii (AB) pneumonia.

Methods:

The medical records of 104 surgical patients with AB pneumonia treated from March 2011 to October 2014 were reviewed and analyzed.

Results:

The mean patient age was 60.8±18.8 years, and the mean Acute Physiology and Chronic Health Evaluation II score was 15.8±5.3. At the time of culture, 16 patients (15.4%) had renal failure, and the median DNI was 2.7% (0∼39.4%). Twenty-four patients (23.1%) died from infection during intensive care unit admission. Bivariate analysis indicated that several factors were associated with mortality, namely age, occurrence of shock, renal failure, low platelet count and elevated DNI at the time of culture. Logistic regression analysis revealed that elevated DNI (odds ratio [OR], 1.136; 95% confidence interval [CI], 1.001∼1.288), acute renal failure (OR, 3.811; 95% CI, 1.025∼14.176) and decreased platelet count (OR, 0.994; 95% CI, 0.989∼1.000) at the time of culture are associated with mortality. When a receiver-operating characteristics curve was constructed to determine the optimal cut-off value to predict mortality within seven days of the bacterial culture, the area under the curve was 0.839 (95% CI, 0.694∼0.985) and the cut-off DNI value was 6.85%.

Conclusion:

DNI may be an effective predictor of mortality in critically ill surgical patients with AB pneumonia.

Citations

Citations to this article as recorded by  
  • Delta neutrophil index for predicting mortality in trauma patients who underwent emergent abdominal surgery: A case controlled study
    Hui-Jae Bang, Kwangmin Kim, Hongjin Shim, Seongyup Kim, Pil Young Jung, Young Un Choi, Keum Seok Bae, Ik Yong Kim, Ji Young Jang, Itamar Ashkenazi
    PLOS ONE.2020; 15(3): e0230149.     CrossRef
  • 6,403 View
  • 30 Download
  • 1 Crossref

Review Article

Basic, Fluid/Hemodymics

General Principles in Hemodynamic Monitoring
Hye Youn Kwon, Ji Young Jang, Keum Seok Bae, Hongjin Shim
J Acute Care Surg 2017;7(1):2-8.   Published online April 30, 2017
DOI: https://doi.org/10.17479/jacs.2017.7.1.2

Hemodynamic monitoring continuously checks hemodynamic variables for problems so that the clinician can treat them when a patient’s vital signs are unstable. There are many different monitoring systems, and many new technologies were developed over the past three decades. It is challenging to understand the many monitoring system in the intensive care units, for example. However, all such monitoring systems are based on the general principle of monitoring oxygen transport to a peripheral organ. In this review, from conventional to recent principles, general concepts and paradigm shifts of hemodynamic monitoring will be discussed.

  • 11,209 View
  • 1,274 Download
Case Report

Trauma, Procedure

Preperitoneal Pelvic Packing Prior to Pelvic Angiography in Patients with Hemodynamic Instability due to Severe Pelvic Fracture: Two Cases
Ji Young Jang, Hongjin Shim, Pil Young Jung, Seongyup Kim, Keum Seok Bae
J Acute Care Surg 2016;6(1):34-39.   Published online April 30, 2016
DOI: https://doi.org/10.17479/jacs.2016.6.1.34

The mortality of patients with hemodynamic instability due to severe pelvic fracture is high despite multidisciplinary management. Current management algorithms for these patients emphasize pelvic angioembolization (AE) for hemorrhage control. However, a surgical procedure is often needed because AE is time-consuming and approximately only 15% of patients have arterial bleeding. Most hemorrhages from severe pelvic fracture originate from venous or bone injury. Current research demonstrates the effectiveness of preperitoneal pelvic packing (PPP) in hemorrhage control. However, there are no reports of its use in Korea. Accordingly, we present our early experiences of PPP for control of hemorrhage due to severe pelvic fracture in a trauma center in Korea.

Citations

Citations to this article as recorded by  
  • Improvement of outcomes in patients with pelvic fractures and hemodynamic instability after the establishment of a Korean regional trauma center
    Ji Young Jang, Hongjin Shim, Hye Youn Kwon, Hoejeong Chung, Pil Young Jung, Seongyup Kim, Hoon Ryu, Keum Seok Bae
    European Journal of Trauma and Emergency Surgery.2019; 45(1): 107.     CrossRef
  • 6,698 View
  • 104 Download
  • 1 Crossref
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