1.A multi-city outbreak of Salmonella Enteritidis infections linked to bakery products, Republic of Korea
Da Seul KIM ; Soon-Young SEO ; Dong Hwi KIM ; Yeon Hee WOO ; Deborah LEE ; Se Jeong YANG ; Junyoung KIM ; Eunkyung SHIN ; Byungsun JUNG ; Eunmi LEE ; Min Jung LEE ; Young-Joon PARK
Osong Public Health and Research Perspectives 2026;17(1):61-71
Objectives:
In May 2025, clusters of salmonellosis were identified in 7 cities in the Republic of Korea, all associated with consumption of identical bakery products. This investigation aimed to characterize the outbreak, identify potential contributing factors, and inform strategies for preventing similar multi-facility foodborne outbreaks.
Methods:
A case series study was conducted among individuals who consumed Manufacturer H’s Product I and Product II on May 15–16, 2025 at 7 facilities (n = 1,235). Clinical specimens from symptomatic individuals, retained food samples, and environmental samples were collected and tested. Food-exposure histories were assessed, and active case finding was implemented across all supplied facilities. Traceback investigations were conducted at the manufacturer, distributor, and egg farms. Human and food isolates underwent pulsed-field gel electrophoresis (PFGE) and whole-genome sequencing (WGS).
Results:
A total of 323 cases met the outbreak case definition (attack rate, 26.2%), of which 48 were laboratory-confirmed. Salmonella Enteritidis was isolated from both clinical specimens and retained bakery products. PFGE patterns were indistinguishable between human and food isolates, and WGS demonstrated high genetic relatedness. These findings confirmed a common-source outbreak linked to the implicated bakery products.
Conclusion
This outbreak underscores the value of integrating epidemiological investigation, active case finding, and molecular typing to identify common food vehicles in outbreaks involving widely distributed manufactured foods. Coordinated collaboration between public health and food safety authorities is essential for the effective detection, response, and prevention of multi-facility foodborne outbreaks.
2.Relationship Between Magnetic Resonance Imaging-based Knee Cartilage Loss and Work-related Physical Workload in Farmers and Fishers
Hansoo SONG ; Yong Soo CHO ; Hye-min KIM ; Soo Hyeong PARK ; Dong Hwi KIM ; Chul Gab LEE
Safety and Health at Work 2026;17(1):47-55
Background:
This study examined the relationship between work-related physical workload and knee cartilage loss using magnetic resonance imaging (MRI) among farmers and fishers in the Republic of Korea.
Methods:
Bilateral knee MRI and questionnaire data from 545 farmers and 204 fishers aged 40—79 years were analyzed. Cartilage damage was evaluated using the MRI Osteoarthritis Knee Score (MOAKS). Mean cartilage loss scores were compared by sex, age, and body mass index (BMI). Analysis of covariance (ANCOVA) was used to assess associations of cumulative squatting work time (CSWT, hours) and cumulative lifting work time (CLWT, hours) with cartilage loss, adjusting for age and BMI, and stratified by sex.
Results:
Age was the most significant factor associated with cartilage loss, whereas BMI was not. In women, CSWT was significantly associated with medial cartilage loss in the tibiofemoral (TF) joint after adjusting for age and BMI (right: p = 0.036; left: p = 0.021). The CLWT was significantly associated with cartilage loss in the right patellofemoral joint (right: p = 0.005; left: p = 0.051). In men, CLWT showed a significant association only in the right medial TF joint (p = 0.046).
Conclusion
Among Korean farmers and fishers, cumulative squatting and lifting workloads were associated with knee cartilage damage in a compartment- and sex-specific manner.
3.Gynecologic oncology in 2024:breakthrough trials and evolving treatment strategies for cervical, uterine corpus, and ovarian cancers
Sung Jong LEE ; Ji Geun YOO ; Jin Hwi KIM ; Jeong-Yeol PARK ; Jung-Yun LEE ; Yoo-Young LEE ; Dong Hoon SUH
Journal of Gynecologic Oncology 2025;36(1):e72-
This review summarized the results of clinical trials in 2024 that were believed to have a significant impact on clinical practice in the field of gynecologic oncology. The SHAPE trial, INTERLACE and KEYNOTE-A18 trials, and BEATcc and COMPASSION-16 trials were included in early-stage, locally advanced, and recurrent/metastatic cervical cancer, respectively. For uterine corpus cancer, updated survival data of the four trials (NRG-GY018, RUBY, AtTEnd, DUO-E) for endometrial cancer and the first survival data of LMS-04 trial for leiomyosarcoma were described. For ovarian cancer, the final overall survival results of PRIMA study were followed by DUO-O, ATHENA-combo, and FIRST-ENGOT-OV44 trial in different disease conditions. Finally, the results of DESTINY-PanTumor02, a basket trial of trastuzumab deruxtecan, were briefly addressed.
4.Gynecologic oncology in 2024:breakthrough trials and evolving treatment strategies for cervical, uterine corpus, and ovarian cancers
Sung Jong LEE ; Ji Geun YOO ; Jin Hwi KIM ; Jeong-Yeol PARK ; Jung-Yun LEE ; Yoo-Young LEE ; Dong Hoon SUH
Journal of Gynecologic Oncology 2025;36(1):e72-
This review summarized the results of clinical trials in 2024 that were believed to have a significant impact on clinical practice in the field of gynecologic oncology. The SHAPE trial, INTERLACE and KEYNOTE-A18 trials, and BEATcc and COMPASSION-16 trials were included in early-stage, locally advanced, and recurrent/metastatic cervical cancer, respectively. For uterine corpus cancer, updated survival data of the four trials (NRG-GY018, RUBY, AtTEnd, DUO-E) for endometrial cancer and the first survival data of LMS-04 trial for leiomyosarcoma were described. For ovarian cancer, the final overall survival results of PRIMA study were followed by DUO-O, ATHENA-combo, and FIRST-ENGOT-OV44 trial in different disease conditions. Finally, the results of DESTINY-PanTumor02, a basket trial of trastuzumab deruxtecan, were briefly addressed.
5.Gynecologic oncology in 2024:breakthrough trials and evolving treatment strategies for cervical, uterine corpus, and ovarian cancers
Sung Jong LEE ; Ji Geun YOO ; Jin Hwi KIM ; Jeong-Yeol PARK ; Jung-Yun LEE ; Yoo-Young LEE ; Dong Hoon SUH
Journal of Gynecologic Oncology 2025;36(1):e72-
This review summarized the results of clinical trials in 2024 that were believed to have a significant impact on clinical practice in the field of gynecologic oncology. The SHAPE trial, INTERLACE and KEYNOTE-A18 trials, and BEATcc and COMPASSION-16 trials were included in early-stage, locally advanced, and recurrent/metastatic cervical cancer, respectively. For uterine corpus cancer, updated survival data of the four trials (NRG-GY018, RUBY, AtTEnd, DUO-E) for endometrial cancer and the first survival data of LMS-04 trial for leiomyosarcoma were described. For ovarian cancer, the final overall survival results of PRIMA study were followed by DUO-O, ATHENA-combo, and FIRST-ENGOT-OV44 trial in different disease conditions. Finally, the results of DESTINY-PanTumor02, a basket trial of trastuzumab deruxtecan, were briefly addressed.
6.Current status of treatment for esophagojejunostomy leakage after total gastrectomy in patients with gastric cancer: a multicenter retrospective study in Korea
Min-Chan KIM ; Mi Ran JUNG ; Jeong Ju NOH ; Sunghwa KANG ; Jae Hun CHUNG ; Ji-Ho PARK ; Tae-Han KIM ; Jae Kyun PARK ; Yoonhong KIM ; Sang Hyuk SEO ; Sung Eun KIM ; Oh Kyung KWON ; Ji Yeon PARK ; Ki Bum PARK ; Sun-Hwi HWANG ; SI-Hak LEE ; Young-Joon LEE ; Sang-Ho JEONG ; Tae-Yong JEON ; Dae Hwan KIM ; Chang In CHOI ; Ki Young YOON ; Kyung Won SEO ; Ki Hyun KIM ; Sang Hoon OH ; Kwang Hee KIM
Journal of Minimally Invasive Surgery 2025;28(4):184-192
Purpose:
Esophagojejunostomy leakage (EJL) remains one of the most critical complications following total gastrectomy for gastric cancer. This study aimed to evaluate the evolving therapeutic approaches and clinical outcomes of EJL using data from a large-scale multicenter retrospective cohort.
Methods:
Among 6,577 patients who underwent total gastrectomy or proximal gastrectomy with double tract reconstruction at nine institutions from 2003 to 2024, 196 (3.0%) developed EJL. Of these, 162 patients with comprehensive clinical data were included in the final analysis. The study examined treatment modalities, changes in management over time, patient characteristics, surgical variables, and clinical outcomes. Four groups were defined according to treatment approach: conservative, endoscopic, reoperation, and multimodal (combined) therapy.
Results:
Endoscopic therapy was first introduced in 2011 and has progressively supplanted reoperation, now comprising 32.5% of cases. The average time to EJL diagnosis was 8.4 days after surgery. Overall in-hospital mortality was 6.1% (10/162). When conservative management was excluded, endoscopic treatment demonstrated the highest rate of therapeutic success (94.3%, p = 0.004). Both the duration until diet resumption and length of hospital stay were notably reduced in the endoscopic and conservative groups compared with reoperation and multimodal therapy (p < 0.001). Moreover, although the highest post-leakage hospitalization costs were observed with multimodal treatment (p < 0.001), overall hospitalization expenses were significantly lower for patients managed conservatively or with endoscopic intervention (p < 0.001).
Conclusion
Over the past two decades, management of EJL has shifted toward endoscopic approaches. Endoscopic therapies yield superior clinical outcomes and should be considered a primary option for appropriate candidates.
7.Imaging Evaluation of Early and Long-Term Complications Associated with the Postoperative Spine
Jae Hwi PARK ; Dong Hyun KIM ; Jee Won CHAI ; Hyo Jin KIM ; Jiwoon SEO ; Jin Young SON
Journal of the Korean Society of Radiology 2024;85(1):36-53
As the number of spinal surgeries being performed expands, the number of medical imaging procedures such as radiography, CT, and MRI is also increasing, and the importance of their interpretation is becoming more significant. Herein, we present the radiological findings of a variety of complications that can occur after spinal surgery and discuss how effectively and accurately they can be diagnosed through imaging. In particular, this study details the characteristic imaging findings specific to the early and long-term postoperative periods. Early complications of spinal surgery include improper placement of surgical instruments (instrument malpositioning), seromas, hematomas, pseudomeningoceles, and infections in the region surrounding the surgical site. Conversely, long-term complications may include osteolysis around surgical instruments, failure of fusion, adjacent segment disease, and the formation of epidural fibrosis or scar tissue. A precise understanding of the imaging assessments related to complications arising after spinal surgery is crucial to ensure timely and accurate diagnosis, which is necessary to achieve effective treatment.
8.Imaging Evaluation of Early and Long-Term Complications Associated with the Postoperative Spine
Jae Hwi PARK ; Dong Hyun KIM ; Jee Won CHAI ; Hyo Jin KIM ; Jiwoon SEO ; Jin Young SON
Journal of the Korean Society of Radiology 2024;85(1):36-53
As the number of spinal surgeries being performed expands, the number of medical imaging procedures such as radiography, CT, and MRI is also increasing, and the importance of their interpretation is becoming more significant. Herein, we present the radiological findings of a variety of complications that can occur after spinal surgery and discuss how effectively and accurately they can be diagnosed through imaging. In particular, this study details the characteristic imaging findings specific to the early and long-term postoperative periods. Early complications of spinal surgery include improper placement of surgical instruments (instrument malpositioning), seromas, hematomas, pseudomeningoceles, and infections in the region surrounding the surgical site. Conversely, long-term complications may include osteolysis around surgical instruments, failure of fusion, adjacent segment disease, and the formation of epidural fibrosis or scar tissue. A precise understanding of the imaging assessments related to complications arising after spinal surgery is crucial to ensure timely and accurate diagnosis, which is necessary to achieve effective treatment.
9.Imaging Evaluation of Early and Long-Term Complications Associated with the Postoperative Spine
Jae Hwi PARK ; Dong Hyun KIM ; Jee Won CHAI ; Hyo Jin KIM ; Jiwoon SEO ; Jin Young SON
Journal of the Korean Society of Radiology 2024;85(1):36-53
As the number of spinal surgeries being performed expands, the number of medical imaging procedures such as radiography, CT, and MRI is also increasing, and the importance of their interpretation is becoming more significant. Herein, we present the radiological findings of a variety of complications that can occur after spinal surgery and discuss how effectively and accurately they can be diagnosed through imaging. In particular, this study details the characteristic imaging findings specific to the early and long-term postoperative periods. Early complications of spinal surgery include improper placement of surgical instruments (instrument malpositioning), seromas, hematomas, pseudomeningoceles, and infections in the region surrounding the surgical site. Conversely, long-term complications may include osteolysis around surgical instruments, failure of fusion, adjacent segment disease, and the formation of epidural fibrosis or scar tissue. A precise understanding of the imaging assessments related to complications arising after spinal surgery is crucial to ensure timely and accurate diagnosis, which is necessary to achieve effective treatment.
10.Fracture Liaison Service in Korea: 2022 Position Statement of the Korean Society for Bone and Mineral Research
Jae-Young LIM ; Young Yul KIM ; Jin-Woo KIM ; Seongbin HONG ; Kyunghoon MIN ; Jaewon BEOM ; Byung-Ho YOON ; Sang Yoon LEE ; Sung Hye KONG ; Jun-Il YOO ; Myung Sook PARK ; Jae-Hwi NHO ; Sangbong KO ; Min Wook JOO ; Dong Hwan KIM ; Chan Ho PARK ; Tae-Young KIM ; Seil SOHN ; So Young PARK ; A Ram HONG ; Young Joo KWON ; Sung Bae PARK ; Young-Kyun LEE ; Nam Hoon MOON ; Bo Ryun KIM ; Yongsoon PARK ; Yonghan CHA ; Yong-Chan HA
Journal of Bone Metabolism 2023;30(1):31-36
Osteoporosis and osteoporotic fractures cause socioeconomic concerns, and medical system and policies appear insufficient to prepare for these issues in Korea, where the older adult population is rapidly increasing. Many countries around the world are already responding to osteoporosis and osteoporotic fractures by adopting fracture liaison service (FLS), and such an attempt has only begun in Korea. In this article, we introduce the operation methods for institutions implementing FLS and characteristics of services, and activities of the FLS Committee for FLS implementation in the Korean Society for Bone and Mineral Research. In addition, we hope that the current position statement will contribute to the implementation of FLS in Korea and impel policy changes to enable a multidisciplinary and integrated FLS operated under the medical system.

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