Machine learning model for predicting ciprofloxacin resistance and presence of ESBL in patients with UTI in the ED.

Increasing antimicrobial resistance in uropathogens is a clinical challenge to emergency physicians as antibiotics should be selected before an infecting pathogen or its antibiotic resistance profile is confirmed. We created a predictive model for antibiotic resistance of uropathogens, using machine learning (ML) algorithms. This single-center retrospective study evaluated patients diagnosed with urinary tract infection (UTI) in the emergency department (ED) between January 2020 and June 2021.

Predictive factors for acute brain lesions on magnetic resonance imaging in acute carbon monoxide poisoning.

Background: Acute brain lesions on diffusion-weighted-magnetic resonance imaging (MRI) after acute carbon monoxide (CO) poisoning were associated with delayed neurological sequelae. This study was conducted to identify the risk factors associated with acute brain lesions on MRI after acute CO poisoning and to help select patients who need acute-phase brain MRI after acute CO poisoning in the emergency department (ED).

Methods: This retrospective observational study included 103 adult patients who were hospitalized at a tertiary-care hospital between November 2016 and September 2019 and underwent brain MRI because of acute CO poisoning.

Geographic distribution of Tick-borne encephalitis virus complex.

A comprehensive understanding of the geographic distribution of the tick-borne encephalitis virus (TBEV) complex is necessary due to increasing transboundary movement and cross-reactivity of serological tests. This review was conducted to identify the geographic distribution of the TBEV complex, including TBE virus, Alkhurma haemorrhagic fever virus, Kyasanur forest disease virus, louping-ill virus, Omsk haemorrhagic fever virus, and Powassan virus. Published reports were identified using PubMed, EMBASE, and the Cochrane library.

Subcapsular Splenic Hemorrhage in Vivax Malaria.

In malaria, splenic rupture is a serious complication potentially leading to death. Subcapsular hemorrhage of spleen is thought to be an impending sign of splenic rupture; however, the characteristics of subcapsular hemorrhage are not well known. We report 3 cases of subcapsular hemorrhage of the spleen in vivax malaria, with varying degrees of severity.

Splenic Infarction in Infection in South Korea.

Splenic infarction caused by malaria can be fatal, but its incidence and clinical presentation are not well-known. Thus, we investigated the prevalence and characteristics of splenic complications in patients with vivax malaria from 2005 to 2017 in a university hospital. Among 273 patients who were diagnosed with infection by blood smear, 92 underwent abdominal computed tomography or ultrasonography.

Tracheal Rupture Related to Endotracheal Intubation during Cardiopulmonary Resuscitation.

Postintubation tracheal rupture is rare, but serious. Emergency intubation is often conducted during cardiopulmonary resuscitation (CPR), and the risk of postintubation tracheal rupture can be increased during CPR. We describe here a case of postintubation tracheal rupture in a 65-year-old female who was transferred from another hospital after CPR.

Two Imported Cases of Babesiosis with Complication or Co-Infection with Lyme Disease in Republic of Korea.

Babesiosis, caused by Babesia microti and B. divergens, is transmitted by Ixodid ticks. Symptoms of babesiosis vary from a mild flu-like illness to acute, severe, and sometimes fatal and fulminant disease.

Prognostic Factors Predicting Poor Outcome in Cancer Patients with Febrile Neutropenia in the Emergency Department: Usefulness of qSOFA.

Background/aims: Febrile neutropenia is considered as one of the most important and potentially life-threatening oncologic emergencies, which requires prompt medical assessment and treatment with antibiotics. This was a single-center retrospective study that investigated the prognostic factors predicting poor outcome in patients with cancer who presented with febrile neutropenia at the emergency department (ED).

Methods: The medical records of patients diagnosed with febrile neutropenia in the ED from January 2014 to December 2017 were reviewed.

Clinical Predictors of Bacteremia in Emergency Department.

Objectives: shows higher mortality rate compared to other bacterial infections and is susceptible to a limited number of antimicrobial agents. Considering inadequate empirical treatment of bacteremia has been associated with increased mortality, it is important for emergency physicians to identify infections by .

Methods: This was a single-center retrospective case-control study to investigate the clinical predictors of patients diagnosed as bacteremia in the emergency department (ED) from June 2012 to December 2016.

Current Status of Tick-Borne Diseases in South Korea.

Background: Bites with tick-borne pathogens can cause various bacterial, viral, or parasitic diseases in humans. Tick-transmitted diseases are known as contributing factors to the increasing incidence and burden of diseases. The present article investigated the epidemiology of tick-borne diseases in South Korea.

Fatal Pulmonary Edema in a Child After Jellyfish Stings in Korea.

Jellyfish have been increasing at a global scale in recent years. These blooms not only have deleterious effects on marine ecosystems, they also increase the risk of jellyfish stings and accompanying envenomation. Here, we report a fatal case of pulmonary edema caused by jellyfish envenomation in a child in Korea.

Thrombophlebitis of superior mesenteric vein with bacteremia of Gemella sanguinis and Streptococcus gordonii.

Pylephlebitis is a condition with thrombophlebitis of the portal mesenteric venous system. Herein, we report a patient suggesting odontogenic bacteremia as a risk factor of pylephlebitis. He was diagnosed as superior mesenteric vein thrombophlebitis, and blood cultures grew Gemella sanguinis and Streptococcus gordonii.

Symptomatic bradycardia due to nicotine intoxication.

Nicotine is a dangerous substance extracted from tobacco leaves. When nicotine is absorbed in excessive amounts, it can lead to respiratory failure and cardiac arrest. The commercialization of electronic cigarettes (e-cigarettes) has allowed users to directly handle e-cigarette liquid.

A Case of Scrub Typhus complicated with a Splenic Infarction.

We present a patient with scrub typhus complicated with a splenic infarction. A 40-year-old man visited the emergency medical center complaining of fever for the previous week. He had no past medical history, but reported engaging in outdoor activities.

Serologic Study of Bartonella henselae in Patients with Acute Undifferentiated Febrile Illness in Korea.

Background: Bartonella infection is an emerging cause of acute febrile illness; however, its significance has not been thoroughly investigated. We studied the antibody specific to Bartonella henselae in patients with various febrile diseases in Korea.

Materials And Methods: A total of 177 patients with acute febrile illness who were managed at the Inha University Hospital from February 2012 to January 2013 were evaluated with an in-house immunofluorescent antibody test to detect B.

Risk factors of urinary tract infection caused by extended spectrum β-lactamase-producing Escherichia coli in emergency department.

Objectives: The incidence of urinary tract infection (UTI) due to extended-spectrum β-lactamase (ESBL)-producing Escherichia coli has increased over recent years. Initial empirical therapy is often ineffective for these resistant isolates resulting in prolonged hospitalization and increased mortality. This study was conducted to determine the risk factors of UTI caused by ESBL E.

Hemodynamic changes after propacetamol administration in patients with febrile UTI in the ED.

Objectives: Clinical studies have indicated that transient hypotension can occur after propacetamol administration. This study aimed to analyze the hemodynamic changes after propacetamol administration in patients visiting the ED due to febrile UTI. We also examined the incidence of propacetamol-induced hypotension and compared the clinical characteristics of patients with persistent hypotension, defined as requiring additional fluids or vasopressors, to those with transient hypotension.

Hemodynamic changes in patients with influenza A after propacetamol infusion in the emergency department.

Objectives: Recently, there has been an emerging clinical data suggesting that intravenous propacetamol may cause iatrogenic hypotension. The primary objective of this study was to evaluate hemodynamic changes after propacetamol infusion in the emergency department (ED) with the patients of influenza A. Secondary objective was to assess the incidence of propacetamol-induced significant hypotension and to evaluate factors associated with this adverse effect by comparing two groups of patients with or without a significant reduction in blood pressure (BP).

Spontaneous intercostal artery bleeding in a hemodialysis patient.

Spontaneous rupture of an intercostal artery (ICA) is a rare but could be a life-threatening emergency requiring prompt diagnosis and intervention for optimal outcome. We report a patient presented with swelling in his right-side back which started immediately after scheduled hemodialysis and continued to increase in size. Contrast computed tomography scan revealed soft tissue attenuated lesion with internal enhancing dots which suggested expanding hematoma with active bleeding.

The seroprevalence of in healthy adults in Korea.

Background/aims: Cat-scratch disease (CSD), caused by is one of the most common zoonosis. However, only several cases of infection have been reported in Korea. This study investigated the seroprevalence of in healthy adults and related risk factors.

Severe Plasmodium vivax infection in Korea.

Background: Although severe malaria by Plasmodium vivax has been increasingly reported, there are marked variations in the type and rate of the complications by geographic area. This is possibly because of the presence of concurrent falciparum malaria or bacteraemia, and of differences in underlying immune status among the infected subjects. Furthermore, published studies on P.