Publications by authors named "Su Lee"

Purpose: This study aims to assess the clinical outcomes of hypofractionated proton beam therapy (PBT) for extrahepatic cholangiocarcinoma (EHCC) and to investigate the optimal sequencing for combining PBT with chemotherapy.

Materials And Methods: We retrospectively analyzed fifty-nine consecutive patients with inoperable EHCC treated with PBT. The median prescribed dose of PBT was 50 GyE (range, 45-66 GyE) in 10 fractions.

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We aimed to evaluate the accuracy of the artificial intelligence (AI)-based software INF-M01 in diagnosing suspected bladder tumors using cystoscopy images. Additionally, we aimed to assess the ability of INF-M01 to distinguish and mark suspected bladder cancer using whole cystoscopy images. : A randomized retrospective clinical trial was conducted using a total of 5670 cystoscopic images provided by three institutions, comprising 1890 images each (486 bladder cancer images and 1404 normal images).

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Objectives: Observational studies have reported that diabetes is a risk factor that increases the risk of atherosclerotic cardiovascular disease (ASCVD). However, the causal relationship remains a matter of debate. This study aimed to analyze the relationship between fasting serum glucose (FSG) and ASCVD.

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Purpose: Although South Korea's health insurance has a co-payment-decreasing policy for cancer survivors, information on the extent of financial toxicity and its related factors is limited. We assessed the level of financial toxicity and the association of high levels of financial toxicity with employment concerns after diagnosis and cancer-related distress in working-age cancer survivors.

Materials And Methods: A cross-sectional study was conducted.

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  • * Researchers analyzed clinical data from 669 patients admitted to the ICU, finding that 27.8% developed new frailty at discharge, with factors like older age and certain health conditions linked to this change.
  • * The findings indicate that new frailty is relatively common in these patients and is associated with various health factors, highlighting the need for better post-hospital care.
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  • - Sepsis poses significant risks to elderly patients (aged ≥ 80) due to their complex health issues, prompting a study to evaluate how underlying conditions and adherence to sepsis treatment protocols affect their outcomes.
  • - The study analyzed data from nearly 12,000 patients, revealing that older survivors had better compliance with sepsis treatment bundles, including early fluid therapy and appropriate antibiotic use, compared to those who did not survive.
  • - Findings emphasize the need for personalized treatment strategies and heightened awareness of the specific issues faced by older patients, suggesting that future research should focus on improving sepsis care interventions for this demographic.
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  • A study investigated genetic variants linked to nonhereditary colorectal polyposis, focusing on 638 patients without known hereditary mutations, using data collected from 2012 to 2021.
  • Genome-wide association study (GWAS) found 71 new single-nucleotide polymorphisms (SNPs) that are potential risk factors for this condition, highlighting five significant genes related to colorectal cancer and introducing two previously unlinked genes.
  • Among the identified SNPs, three were notably associated with a higher risk of polyp recurrence, with the gene ABCC4 being particularly significant for nonhereditary colorectal polyposis.
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We study the evolution of conditional mutual information (CMI) in generic open quantum systems, focusing on one-dimensional random circuits with interspersed local noise. Unlike in noiseless circuits, where CMI spreads linearly while being bounded by the light cone, we find that noisy random circuits with an error rate p exhibit superlinear propagation of CMI, which diverges far beyond the light cone at a critical circuit depth t_{c}∝p^{-1}. We demonstrate that the underlying mechanism for such rapid spreading is the combined effect of local noise and a scrambling unitary, which selectively removes short-range correlations while preserving long-range correlations.

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  • PfRh5 has shown promise as a malaria vaccine candidate due to its key role in merozoite invasion and overall stability, with recent trials indicating its safety and effectiveness.
  • A study was conducted in Tanzanian regions known for high malaria transmission to assess genetic variation and immune responses to PfRh5 in asymptomatic carriers, revealing some new mutations but overall genetic conservation.
  • Results indicated variable immune response sensitivity tied to age, with the findings highlighting the importance of ongoing monitoring of vaccine efficacy and antigenic variation to improve malaria vaccine development.
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  • Photodynamic therapy (PDT) with photodithazine and micro-LED was studied for its effectiveness in treating acne-induced inflammation in mice.
  • The research involved creating an acne inflammation model in mice, administering the photosensitizer, and measuring the treatment's impact on acne severity and inflammation biomarkers.
  • Results showed that PDT significantly reduced acne lesions and inflammation biomarkers compared to control groups, indicating its potential as an effective treatment for acne.
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  • - This study examines the link between Moyamoya disease (MMD) and open-angle glaucoma (OAG) using data from 36,432 MMD patients and 346,769 matched controls in South Korea from 2002 to 2022.
  • - Researchers used statistical models to find that patients with MMD had a significantly higher risk of developing OAG compared to those without MMD, with a hazard ratio of 1.26.
  • - The cumulative incidence of OAG was 3.7% in the MMD group versus 2.9% in the control group, indicating that MMD patients consistently faced a greater risk of developing OAG throughout the study.
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  • Pancreatic cancer is highly lethal with few treatment options, leading researchers to explore traditional herbal medicines like Stokes (RVS) as potential complementary therapies to standard chemotherapy.
  • A study involving 25 patients receiving RVS alongside first-line chemotherapy for inoperable advanced pancreatic cancer examined the treatment's safety and effectiveness over 20 months, focusing on outcomes like overall response rate (ORR) and disease control rate (DCR).
  • Results indicated that RVS had a favorable safety profile with minimal side effects, while the median progression-free survival (PFS) was 7.24 months and overall survival (OS) was 13.9 months, suggesting it could be a safe addition to conventional treatments.
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Dongchimi, a traditional Korean watery kimchi, relies on complex interactions among diverse lactic acid bacteria (LAB) to maintain its freshness and quality. Recently, dongchimi has gained attention as a health-promoting food due to its content of probiotics and prebiotics. In this study, six probiotic strains were employed into dongchimi fermentation, and its sensory and microbial characteristics were evaluated.

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Background: This study aimed to develop a clinical model to predict late-onset fetal growth restriction (FGR).

Methods: This retrospective study included seven hospitals and was conducted between January 2009 and December 2020. Two sets of variables from the first trimester until 13 weeks (E1) and the early third trimester until 28 weeks (T1) were used to develop the FGR prediction models using a machine learning algorithm.

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  • About 62.3% of critically ill patients admitted for sepsis developed acute kidney injury (SA-AKI) during their hospital stay.
  • The study found that severe SA-AKI significantly increased the risk of in-hospital mortality among these patients.
  • Proper hydration and fluid resuscitation within the first hour of treatment were linked to lower mortality rates in patients with severe SA-AKI.
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  • The study analyzed the effectiveness and safety of telemedicine for chronic diseases in South Korea during the COVID-19 pandemic, focusing on a temporary telemedicine policy.
  • It utilized national health insurance claims data from before and after the policy's implementation, comparing patients who used telemedicine with those who did not across four chronic diseases.
  • Results indicated that telemedicine improved medication adherence for hypertension and diabetes without increasing hospital admissions, while those who did not use telemedicine faced higher admission rates.
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Background And Purpose: The immune response following aneurysmal subarachnoid hemorrhage (aSAH) can exacerbate secondary brain injury and impact clinical outcomes. As the immune response after aSAH is a dynamic process, we aim to track and characterize immune cell trajectories over time to identify patterns associated with various clinical outcomes.

Methods: In this retrospective single-center study of patients with aSAH, we analyzed immune cell count trajectories, including neutrophil, monocyte, and lymphocyte counts, collected from day 1 to day 14.

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Background: Tangeretin, a natural polymethoxyflavone compound, possesses potent anti-inflammatory activity that improves respiratory inflammation in chronic obstructive pulmonary disease (COPD). However, the molecular mechanisms underlying the anti-COPD effects of tangeretin remain unclear. In this study, we aimed to investigate the key molecular mechanisms by which tangeretin suppresses COPD-related inflammatory responses.

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