1.Integrated care at the emergency department: an investment for better health.
Steven Hoon Chin LIM ; Colin Eng Choon ONG ; Arron Seng Hock ANG ; Khai Pin LEE ; Jean Mui Hua LEE ; Venkataraman ANANTHARAMAN
Singapore medical journal 2025;66(2):102-107
It is crucial that policy makers, healthcare providers and relevant stakeholders understand how integrated care may be improved at our emergency departments (EDs) and what benefits that would bring. The potential that exists for right-siting care of special patient groups who could be managed in an ambulatory setting with the integration of a variety of hospital-based and community-based clinical support services is tremendous. This review describes the best practice and value of integrated care at the EDs. Local evidence is cited and compared with findings from overseas. The opportunities of care transition interventions among discharged patients are outlined, including that for paediatric patients, palliative care patients and patients with chronic diseases. This review also suggests ways to move forward to meet the aim of providing holistic care at EDs through integrated care programmes, innovation and research.
Humans
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Emergency Service, Hospital/organization & administration*
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Delivery of Health Care, Integrated
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Palliative Care
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Chronic Disease
2.HCV self-testing: Bridging screening gaps and ensuring cost-effectiveness for both high-risk and universal populations: Correspondence to editorial on “Self-testing strategy to eliminate hepatitis C as per World Health Organization’s goal: Analysis of disease burden and cost-effectiveness”
Gyeongseon SHIN ; Beom Kyung KIM ; SeungJin BAE ; Hankil LEE ; Sang Hoon AHN
Clinical and Molecular Hepatology 2025;31(2):e163-e165
3.Correspondence to editorial 2 on “Genomic biomarkers to predict response to atezolizumab plus bevacizumab immunotherapy in hepatocellular carcinoma: insights from the IMbrave150 trial”
Sun Young YIM ; Sung Hwan LEE ; Ji Hoon KIM ; Sunyoung S LEE ; Ahmed O KASEB ; Ju-Seog LEE
Clinical and Molecular Hepatology 2025;31(1):e84-e86
4.Correspondence to editorial 1 on “Genomic biomarkers to predict response to atezolizumab plus bevacizumab immunotherapy in hepatocellular carcinoma: insights from the IMbrave150 Trial”
Sung Hwan LEE ; Sun Young YIM ; Ji Hoon KIM ; Sunyoung S. LEE ; Ahmed O. KASEB ; Ju-Seog LEE
Clinical and Molecular Hepatology 2025;31(1):e81-e83
5.Correspondence to letter to the editor on “Genomic biomarkers to predict response to atezolizumab plus bevacizumab immunotherapy in hepatocellular carcinoma: Insights from the IMbrave150 trial”
Sung Hwan LEE ; Sun Young YIM ; Ji Hoon KIM ; Sunyoung S LEE ; Ahmed O KASEB ; Peng WEI ; Ju-Seog LEE
Clinical and Molecular Hepatology 2025;31(1):e110-e112
6.Self-testing strategy to eliminate hepatitis C as per World Health Organization’s goal: Analysis of disease burden and cost-effectiveness
Gyeongseon SHIN ; Beom Kyung KIM ; SeungJin BAE ; Hankil LEE ; Sang Hoon AHN
Clinical and Molecular Hepatology 2025;31(1):166-178
Background/Aims:
The World Health Organization (WHO) aims to eliminate hepatitis C virus (HCV) by 2030; therefore, widespread HCV screening is required. The WHO recommends HCV self-testing (HCVST) as a new approach. We aimed to evaluate disease burden reduction using the HCVST screening strategy and identify the most cost-effective approach.
Methods:
We developed a dynamic open-cohort Markov model to assess the long-term effects and costeffectiveness of HCVST in the Republic of Korea from 2024 to 2030. Strategies for comparison included universal, birth cohort, high-risk group screening, and no screening, focusing on the following: (1) incremental costeffectiveness ratio (ICER) per disability-adjusted life-year (DALY) saved; (2) severe liver disease cases; and (3) liverrelated death reduction.
Results:
Universal HCVST screening is the most effective strategy for achieving the WHO goal by 2030, substantially lowering the incidence of severe liver disease by 71% and preventing liver-related deaths by 69%, thereby averting 267,942 DALYs. Moreover, with an ICER of US$8,078 per DALY and high cost-effectiveness, the sensitivity results prove that cost-effectiveness is robust. Although high-risk group screening offers the lowest cost compared with other strategies, its effectiveness in preventing severe liver disease is minimal, falling short of the current WHO goal.
Conclusions
Our study confirms that universal HCVST screening is a cost-effective strategy aligned with the WHO goal to eliminate HCV by 2030. Despite its higher costs compared to risk-based screening, the disease burden can be significantly reduced by providing effective HCVST access to individuals who might otherwise not be tested.
7.Influence of sarcopenia on clinical outcomes in peptic ulcer bleeding: a retrospective single-center analysis in Korea
Ji Hoon YU ; Hyun Tak LEE ; Seok Ki JANG ; Ah Young LEE ; Jun-young SEO
Clinical Endoscopy 2025;58(3):425-437
Background/Aims:
Peptic ulcer bleeding (PUB) is a major cause of nonvariceal gastrointestinal bleeding. As the older population increases, the prevalence of sarcopenia is also growing. Although sarcopenia influences the prognosis of various diseases, its association with clinical outcomes of PUB remains unknown. Therefore, this study aimed to explore this correlation.
Methods:
We retrospectively analyzed 2,050 patients who underwent esophagogastroduodenoscopy for suspected gastrointestinal bleeding between January 2014 and December 2021. Patients who underwent computed tomography scans were included for sarcopenia evaluation based on the psoas muscle index, defined as the total psoas area normalized by the square of the height of the patient. Sarcopenia was defined using specific cutoffs: ≤7.3 cm2/m2 and ≤5.1 cm2/m2 for men and women, respectively. The primary outcome measured was the 30-day mortality rate.
Results:
Out of 358 patients, 149 were diagnosed with sarcopenia. The 30-day mortality rate was significantly higher in patients with sarcopenia than in those without. Multivariate regression analysis revealed significant associations between sarcopenia, a high age, blood tests, and comorbidity score, and administration of inotropic agents with 30-day mortality.
Conclusions
Our study showed that the presence of sarcopenia, elevated comorbidity scores, and use of inotropes were associated with higher 30-day mortality rates. Considering that sarcopenia may influence the clinical outcomes in patients with PUB, it is crucial to manage patients with sarcopenia with particular care.
8.Efficacy of transversus abdominis plane block in postoperative pain management of laparoscopic totally extraperitoneal inguinal hernia repair: a propensity score-matched analysis
Gimin LEE ; Sanghyuk MOON ; Nagyeong KIM ; Daeun BAEK ; Nak-Hoon SON ; Kyeong Hwan SEO ; Eunyoung JUNG
Annals of Surgical Treatment and Research 2025;108(1):57-63
Purpose:
Transversus abdominis plane (TAP) block is a promising technique for postoperative pain control. In this study, we aimed to evaluate the efficacy of the TAP block in managing postoperative pain after laparoscopic totally extraperitoneal (TEP) inguinal hernia repair.
Methods:
In this retrospective study, medical records of patients who had received ultrasonography-guided TAP blocks after surgery from January 2019 to August 2023 were reviewed and compared with those of patients who had not received. Propensity score matching was controlled for age as a confounder. Postoperative pain levels were measured using the numeric rating scale (NRS).
Results:
After matching, 95 patients were included in each group. The TAP block group (2.7 vs. 4.0, P < 0.001) had significantly lower NRS scores immediately and early postoperative pain than the control group (1.9 vs. 2.5, P < 0.001). However, there was no significant difference between the 2 groups in terms of postoperative complications (P > 0.05).
Conclusion
TAP block is effective and safe for managing immediate and early postoperative pain in laparoscopic TEP inguinal hernia repair and does not increase the risk of complications.
9.Dual-plate fixation using a medial and lateral approach for transcondylar fractures of the distal humerus in older adults: an observational cohort study
Jae Hoon LEE ; Jong Hun BAEK ; Myung-Seo KIM ; Ki-Hyeok KU
Archives of hand and microsurgery 2025;30(2):95-103
Purpose:
Commonly used surgical approaches for internal plate fixation of transcondylar distal humeral fractures may require ulnar nerve release or anterior transposition, and extensive surgical dissection can cause triceps weakness. This study reports the surgical technique and clinical outcomes of a medial and lateral approach for dual-plate fixation of transcondylar distal humeral fractures without ulnar nerve release or extensive surgical dissection.
Methods:
Sixteen patients (mean age, 81.25 years; range, 70–95 years) who underwent plate fixation using a medial and lateral approach for distal humeral transcondylar fractures were retrospectively reviewed. An anatomical distal humerus parallel or orthogonal locking plate was used for internal fixation. Ulnar nerve release was not performed in any patients. Surgical outcomes were evaluated 1 year postoperatively based on the level of pain, elbow range of motion, the Mayo elbow performance score, and postoperative complications.
Results:
The mean visual analog scale score was 0.47. The mean range of motion of the elbow joint was 13.8° for extension and 131.8° for flexion. The Mayo Elbow Performance Score was excellent in nine patients and good in seven. Bone union was achieved in all patients. There were no complications such as ulnar neuropathy, heterotopic ossification, or infection.
Conclusion
In transcondylar distal humeral fracture in older adults, a medial and lateral approach with dual anatomical locking plate fixation is recommended as a surgical technique that has the advantage of enabling rigid fixation without necessitating ulnar nerve release and extensive surgical dissection. Nonetheless, further research should be conducted.
10.Ocular Manifestations of Immune Reconstitution Inflammatory Syndrome in HIV after Highly Active Antiretroviral Therapy: Clinical Use of CD8+ T cell
Jae Hyun KIM ; Myung Ho CHO ; Ji Hoon BAN ; Sun Hee LEE ; Jong Soo LEE
Korean Journal of Ophthalmology 2025;39(1):71-79
Purpose:
To investigate ocular manifestation of immune reconstitution inflammatory syndrome (IRIS) in HIV patients after starting highly active antiretroviral therapy (HAART) and its relationship to T cell immunity.
Methods:
HIV patients with ocular IRIS after HAART were retrospectively reviewed. Clinical presentations with previous opportunistic infection, duration from initiation of HAART to IRIS, blood CD4+, CD8+ T cell count, and HIV RNA copies before HAART and at IRIS were analyzed.
Results:
Among 19 patients (27 eyes) included, the most common previous opportunistic infection was cytomegalovirus (17 patients, 89.5%) followed by tuberculosis choroiditis (2 patients, 10.5%). The clinical manifestations included vitritis (20 eyes, 74.0%), retinitis (14 eyes, 51.9%), and anterior uveitis (5 eyes, 18.5%). The median duration from initiation of HAART to IRIS was 70 days. CD4+ T cell count before HAART increased at IRIS (p < 0.001). CD8+ T cell count before HAART was negatively correlated with duration from HAART to IRIS (p < 0.001). The cutoff value of CD8+ T cell count for discerning early or late onset of ocular IRIS was 258/mm3 (p = 0.001). When divided into two groups by CD8+ T cell count of 258/mm3, 90% patients with CD8+ T cell count higher than 258/mm3 before HAART developed ocular IRIS within 70 days.
Conclusions
There was a negative relationship between CD8+ T cell count before HAART and duration from HAART to ocular IRIS. Ocular IRIS with higher CD8+ T cell count before HAART developed earlier after HAART initiation compared to those with lower CD8+ T cell count.

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