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3 "Woochan Park"
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Original Articles
Pilot Study for Feasibility of Onco-Geriatric Intervention Model in Older Patients with Cancer in a Tertiary Academic Hospital
Jin Won Kim, Jung-Yeon Choi, Woochan Park, Minsu Kang, Jeongmin Seo, Eun Hee Jung, Koung Jin Suh, Ji-Won Kim, Se Hyun Kim, Yu Jung Kim, Keun-Wook Lee, Sang-A Kim, Ji Yun Lee, Jeong-Ok Lee, Soo-Mee Bang, Kwang-il Kim, Jee Hyun Kim
Received January 20, 2025  Accepted March 11, 2025  Published online March 12, 2025  
DOI: https://doi.org/10.4143/crt.2025.079    [Epub ahead of print]
AbstractAbstract PDFSupplementary MaterialPubReaderePub
Purpose
Older cancer patients face unique challenges due to age-related physiological changes, increasing their vulnerability to treatment-related toxicities. Geriatric assessment (GA) is a validated tool for optimizing care, yet there is no consensus on integrating geriatric interventions into oncology. This study evaluates the feasibility of a tailored onco-geriatric intervention model incorporating the KG-7 screening tool.
Materials and Methods
This prospective study included 30 patients aged ≥ 70 years with solid tumors undergoing adjuvant or palliative chemotherapy. Patients scoring ≤ 5 of KG-7 were eligible. Tailored interventions incorporating KG-7 included polypharmacy, functional status, mobility, nutrition, cognition, emotional well-being, insomnia, social support, and medical problem. KG-7, GA, and quality of life (QoL) were followed at 12 weeks.
Results
Participants (median age, 79.5 years) had colon (43.3%), pancreatic (23.3%), or gastric cancer (23.3%). At baseline, most patients showed independent activities of daily living (100%)/instrumental activities of daily living (90%). However, 93.3% had abnormal GA. Particularly, 86.7% were either malnourished or at risk of malnutrition. The most frequently identified intervention needs included polypharmacy (70.0%), nutritional support (60.0%), and emotional well-being (50.0%) with high adherence (100.0%, 88.9%, and 46.7%, respectively). At 12 weeks, KG-7 scores improved in 43.8% of patients, and 69.2% of GA domains were improved. QoL analysis revealed modest improvement in Global Health Status (mean difference, 6.3; p=0.176). One-year survival rates were 92.3% and 79.4% for adjuvant and palliative groups, respectively.
Conclusion
The onco-geriatric intervention model incorporating KG-7 demonstrated high feasibility and potential to enhance clinical outcomes. Future studies should validate this approach in randomized trials to optimize care for older cancer patients.
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  • 52 Download
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Hematologic malignancy
The Role of Direct Oral Anticoagulants in Managing Myeloproliferative Neoplasms Patients
Ji Yun Lee, Ju-Hyun Lee, Woochan Park, Jeongmin Seo, Minsu Kang, Eun Hee Jung, Sang-A Kim, Koung Jin Suh, Ji-Won Kim, Se Hyun Kim, Jeong-Ok Lee, Jin Won Kim, Yu Jung Kim, Keun-Wook Lee, Jee Hyun Kim, Soo-Mee Bang
Cancer Res Treat. 2025;57(2):612-620.   Published online September 20, 2024
DOI: https://doi.org/10.4143/crt.2024.738
AbstractAbstract PDFSupplementary MaterialPubReaderePub
Purpose
Thrombosis and bleeding significantly affect morbidity and mortality in myeloproliferative neoplasms (MPNs). The efficacy and safety of direct oral anticoagulants (DOACs) in MPN patients remain uncertain.
Materials and Methods
We conducted a large, retrospective, nationwide cohort study using the Korean Health Insurance Review and Assessment Service database from 2010 to 2021.
Results
Out of the 368 MPN patients included in the final analysis, 62.8% were treated with DOACs for atrial fibrillation (AF), and 37.2% for venous thromboembolism (VTE). The AF group was statistically older with higher CHA2DS2-VASc (congestive heart failure, hypertension, age ≥ 75 years, diabetes mellitus, prior stroke, transient ischemic attack, or thromboembolism, vascular disease, age 65-74 years, sex category [female]) scores compared to the VTE group. Antiplatelet agents were used in 51.1% of cases, and cytoreductive drugs in 79.3%, with hydroxyurea being the most common (64.9%). The median follow-up was 22.3 months, with 1-year cumulative incidence rates of thrombosis and bleeding at 11.1% and 3.7%, respectively. Multivariate analysis identified CHA2DS2-VASc scores ≥ 3 (hazard ratio [HR], 3.48), concomitant antiplatelet use (HR, 2.57), and cytoreduction (HR, 2.20) as significant thrombosis risk factors but found no significant predictors for major bleeding.
Conclusion
Despite the limitations of retrospective data, DOAC treatment in MPN patients seems effective and has an acceptable bleeding risk.

Citations

Citations to this article as recorded by  
  • Survey of Clinical Practice in Chronic Myeloproliferative Neoplasms in Croatia: A Study by the MPN Working Group Party of the Croatian Cooperative Group for Hematologic Diseases (KROHEM)
    Ivan Krecak, Marko Lucijanic, Rajko Kusec
    Journal of Clinical Medicine.2025; 14(5): 1524.     CrossRef
  • Dabigatran etexilate

    Reactions Weekly.2025; 2076(1): 120.     CrossRef
  • Clinical and Molecular Insights of Arterial and Venous Thrombosis in Myeloproliferative Diseases—Case-Based Narrative Review
    Anca Drăgan, Mădălina Găvănescu, Adrian Ştefan Drăgan, Alexandru Bardaş, Monica Dobrovie, Anca Doina Mateescu
    Biomedicines.2025; 13(10): 2543.     CrossRef
  • 3,204 View
  • 179 Download
  • 2 Web of Science
  • 3 Crossref
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Gastrointestinal cancer
Prognostic Value of Serum Soluble Programmed Death-Ligand 1 and Dynamics During Chemotherapy in Advanced Gastric Cancer Patients
Woochan Park, Ju-Hee Bang, Ah-Rong Nam, Mei Hua Jin, Hyerim Seo, Jae-Min Kim, Kyoung Seok Oh, Tae-Yong Kim, Do-Youn Oh
Cancer Res Treat. 2021;53(1):199-206.   Published online October 6, 2020
DOI: https://doi.org/10.4143/crt.2020.497
AbstractAbstract PDFSupplementary MaterialPubReaderePub
Purpose
The soluble form programmed death-ligand 1 (sPDL1) has immunosuppressive properties and is being studied as a candidate biomarker for immuno-oncology drug development. We measured the serum sPDL1 at pre-and post-chemotherapy and evaluated its prognostic implication and dynamics during chemotherapy in advanced gastric cancer (GC).
Materials and Methods
We prospectively enrolled 68 GC patients who were candidates for palliative standard first-line chemotherapy, and serially collected blood at baseline and after one cycle of chemotherapy, at the best response and after disease progression. sPDL1 was measured using an enzyme-linked immunosorbent assay. Response to chemotherapy, overall survival (OS), progressionfree survival (PFS) and other prognostic factors including neutrophil-lymphocyte ratio (NLR) were obtained. The cut-off value of sPDL1 levels for survival analysis was found using C-statistics.
Results
The median baseline sPDL1 was 0.8 ng/mL (range, 0.06 to 6.06 ng/mL). The median OS and PFS were 14.9 months and 8.0 months, respectively. sPDL1 and NLR showed a weak positive correlation (Spearman’s rho=0.301, p=0.013). Patients with low levels of sPDL1 at diagnosis (< 1.92 ng/mL) showed a better OS and PFS than patients with a high sPDL1. The baseline sPDL1 before treatment was higher in the progressive disease group than in the stable disease and partial response groups. Patients whose sPDL1 increased after the first cycle of chemotherapy showed worse PFS and OS. Following disease progression, sPDL1 increased compared with the baseline.
Conclusion
sPDL1 at prechemotherapy confers a prognostic value for PFS and OS in GC patients under palliative first-line chemotherapy. Dynamics of sPDL1 during chemotherapy correlates with disease progression.

Citations

Citations to this article as recorded by  
  • PD-L1 splice variant-driven soluble PD-L1 secretion promotes immune evasion in gastric cancer
    Kecheng Jiang, Cheng Chen, Shanshan Yu, Jinxiao Liang, Donghui Zhou
    International Journal of Biological Macromolecules.2025; 334: 149135.     CrossRef
  • Laccase-inspired bi-amino acid MOFs with high substrate affinity: Catalytic deposition induced “signal-down” electrochemical response towards PD-L1
    Ruhui Hu, Suyun Zhong, Hezhen Liu, Yawen Liu, Hongxia Chen, Xiaojun Hu
    Sensors and Actuators B: Chemical.2024; 399: 134773.     CrossRef
  • Prognostic significance of soluble PD-L1 in prostate cancer
    Margarita Zvirble, Zilvinas Survila, Paulius Bosas, Neringa Dobrovolskiene, Agata Mlynska, Gintaras Zaleskis, Jurgita Jursenaite, Dainius Characiejus, Vita Pasukoniene
    Frontiers in Immunology.2024;[Epub]     CrossRef
  • CRP and soluble CTLA4 are determinants of anti-PD1 resistance in gastrointestinal cancer
    Kotoe Oshima
    American Journal of Cancer Research.2024; 14(3): 1174.     CrossRef
  • Soluble immune checkpoint molecules in cancer risk, outcomes prediction, and therapeutic applications
    Lin Chen, Yuqing Chao, Wenjing Li, Zhixia Wu, Qinchuan Wang
    Biomarker Research.2024;[Epub]     CrossRef
  • Myeloid subsets impede the efficacy of anti-PD1 therapy in patients with advanced gastric cancer (WJOG10417GTR study)
    Hirokazu Shoji, Chie Kudo-Saito, Kengo Nagashima, Hiroshi Imazeki, Kai Tsugaru, Naoki Takahashi, Takeshi Kawakami, Yusuke Amanuma, Takeru Wakatsuki, Naohiro Okano, Yukiya Narita, Yoshiyuki Yamamoto, Rika Kizawa, Kei Muro, Kazunori Aoki, Narikazu Boku
    Journal for ImmunoTherapy of Cancer.2024; 12(11): e010174.     CrossRef
  • Prognostic value of tumor mutation burden in patients with advanced gastric cancer receiving first-line chemotherapy
    Xiao-Peng Duan, Ke Liu, Xiao-Dong Jiao, Bao-Dong Qin, Bing Li, Xi He, Yan Ling, Ying Wu, Shi-Qi Chen, Yuan-Sheng Zang
    Frontiers in Oncology.2023;[Epub]     CrossRef
  • Prognostic value of soluble PD-L1 and exosomal PD-L1 in advanced gastric cancer patients receiving systemic chemotherapy
    Kabsoo Shin, Joori Kim, Se Jun Park, Myung Ah Lee, Jae Myung Park, Myung-Gyu Choi, Donghoon Kang, Kyo Young Song, Han Hong Lee, Ho Seok Seo, Sung Hak Lee, Bohyun Kim, Okran Kim, Juyeon Park, Nahyeon Kang, In-Ho Kim
    Scientific Reports.2023;[Epub]     CrossRef
  • Site-specific protein biomarkers in gastric cancer: a comprehensive review of novel biomarkers and clinical applications
    Takahiro Shinozuka, Mitsuro Kanda, Yasuhiro Kodera
    Expert Review of Molecular Diagnostics.2023; 23(8): 701.     CrossRef
  • The predictive role of soluble programmed death ligand 1 in digestive system cancers
    Jian Ruan, Zhihong Zhao, Yuting Qian, Ruilian Xu, Guixiang Liao, Feng-Ming (Spring) Kong
    Frontiers in Oncology.2023;[Epub]     CrossRef
  • Does Elevated Pre-Treatment Plasma PD-L1 Level Indicate an Increased Tumor Burden and Worse Prognosis in Metastatic Colorectal Cancer?
    Magdolna Dank, Dorottya Mühl, Magdolna Herold, Lilla Hornyák, Attila Marcell Szasz, Zoltan Herold
    Journal of Clinical Medicine.2022; 11(16): 4815.     CrossRef
  • How to Best Exploit Immunotherapeutics in Advanced Gastric Cancer: Between Biomarkers and Novel Cell-Based Approaches
    Michele Ghidini, Angelica Petrillo, Andrea Botticelli, Dario Trapani, Alessandro Parisi, Anna La Salvia, Elham Sajjadi, Roberto Piciotti, Nicola Fusco, Shelize Khakoo
    Journal of Clinical Medicine.2021; 10(7): 1412.     CrossRef
  • 8,726 View
  • 140 Download
  • 13 Web of Science
  • 12 Crossref
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