1.Physiotherapy Services in the 2023–2024 Korea Professional Golfers’ Association (KPGA) Tour: A Retrospective Evaluation of Injuries and Treatments
Kyung-mook SEO ; Ji-soo YOON ; Jae-soo LEE ; Woon-yong SIM ; Jeong-min CHOI ; Byoung-min YUN
The Korean Journal of Sports Medicine 2026;44(1):41-48
Purpose:
To evaluate the provision of physiotherapy services at 40 Korea Professional Golfers’ Association (KPGA) Tour tournaments during the 2023 and 2024 seasons.
Methods:
Data from 300 registered KPGA Tour players (150 per season) who utilized physiotherapy services during 40 tournaments from April to November were analyzed. Services were categorized as physical contact (manual therapy, extracorporeal shock wave therapy, cryotherapy, high-intensity laser, interferential current therapy, high-frequency therapy and noncontact (warm-up, cool-down). Records included golf-related injury sites and treatment methods.
Results:
Physiotherapy services were provided over 200 days, with 9,126 total visits and 10,565 treatments (average 264 treatments per tournament). Physical contact treatments comprised 8,634 of all interventions (81.9%), with noncontact treatments at 1,931 (18.1%). Among 7,972 recorded golf-related injuries, spinal issues accounted for 63.6%, lower limb 23.0%, and upper limb 13.4%. Lower back injuries were most prevalent (33.1%), followed by neck and upper back. Manual therapy was the predominant treatment (61%), followed by warm-up and taping.
Conclusion
This study provides insights into physiotherapy service utilization on the KPGA Tour and suggests effective intervention methods for golf-related injuries. Results indicate that physiotherapy services play an important role in injury prevention and treatment, supporting the establishment of systematic injury management systems for professional golfers.
2.Significance of HPV status on tumor response and treatment outcomes in endocervical adenocarcinoma treated with definitive chemoradiotherapy:a retrospective study
Jong Yun BAEK ; Hyun-Soo KIM ; Won Kyung CHO ; Byoung-Gie KIM ; Jeong-Won LEE ; Chel Hun CHOI ; Tae-Joong KIM ; Yoo-Young LEE ; Won PARK
Journal of Gynecologic Oncology 2025;36(6):e9-
Objective:
We aimed to compare tumor response and treatment outcomes between human papillomavirus (HPV)-associated (HPVA) and HPV-independent (HPVI) endocervical adenocarcinomas (ADCs) treated with definitive concurrent chemoradiotherapy (CCRT) and to identify prognostic factors.
Methods:
We conducted a retrospective review of 40 patients with endocervical ADCs treated with definitive CCRT (stages I–IVA) between 2011 and 2022. Based on pathological review the cases were categorized as HPVA or HPVI ADCs. Statistical analyses were performed to compare the characteristics, complete response (CR) rates, and survival outcomes.
Results:
Of 40 patients, 22 (55.0%) had HPVA and 18 (45.0%) had HPVI ADCs. HPVI patients had significantly higher rates of parametrial invasion (94.4% vs. 45.5%, p=0.001). CR was achieved in 57.5% of patients and was significantly more common in the HPVA group (81.8% vs. 27.8%, p=0.001). Patients with HPVI had higher recurrence rates (88.9% vs. 50.0%, p=0.016) and lower 3-year progression-free survival (PFS, 16.7% vs. 49.8%, p=0.001), distant metastasis-free survival (DMFS, 38.1% vs. 80.8%, p=0.001), and overall survival (OS, 42.3% vs. 90.7%, p=0.002) rates. HPVA remained a significant factor for PFS (hazard ratio [HR]=3.44; 95% confidence interval [CI]=1.09–10.81; p=0.035) and OS rates (HR=6.83; 95% CI=1.17–39.80; p=0.033) in multivariate analysis.
Conclusion
HPVI ADC was associated with a lower response to definitive CCRT and worse prognosis than HPVA ADC. These findings suggest the need for tailored treatment strategies based on the HPV status.
3.Guideline for Minimizing Radiation Exposure of Interventionalists during Fluoroscopy-guided Interventional Procedures
Il Sang SHIN ; Yun Nah LEE ; Jun Kyu LEE ; Joo Seong KIM ; Sung Bum KIM ; Jiyoung KEUM ; Chang Hoon OH ; Kang Won LEE ; Joowon CHUNG ; Lyo Min KWON ; Nam Hee KIM ; Sang Soo LEE ; Byoung Kwan SON ; Miyoung CHOI
The Korean Journal of Gastroenterology 2024;84(6):251-264
As fluoroscopy-guided interventional procedures gain popularity, the associated health threats from radiation exposure to interventionalists during these procedures are increasing. Therefore, an understanding of the potential risks of radiation and careful consideration on minimizing exposure to radiation during the procedures are of paramount importance. The Korean Pancreatobiliary Association has developed a clinical practice guideline to minimize radiation exposure during fluoroscopy-guided interventional procedures. This guideline provides recommendations to deal with the risk of radiation exposure to interventionalists who perform fluoroscopy-guided procedures, and emphasizes the importance of proper and practical approaches to avoid unnecessary radiation exposure.
4.Guideline for Minimizing Radiation Exposure of Interventionalists during Fluoroscopy-guided Interventional Procedures
Il Sang SHIN ; Yun Nah LEE ; Jun Kyu LEE ; Joo Seong KIM ; Sung Bum KIM ; Jiyoung KEUM ; Chang Hoon OH ; Kang Won LEE ; Joowon CHUNG ; Lyo Min KWON ; Nam Hee KIM ; Sang Soo LEE ; Byoung Kwan SON ; Miyoung CHOI
The Korean Journal of Gastroenterology 2024;84(6):251-264
As fluoroscopy-guided interventional procedures gain popularity, the associated health threats from radiation exposure to interventionalists during these procedures are increasing. Therefore, an understanding of the potential risks of radiation and careful consideration on minimizing exposure to radiation during the procedures are of paramount importance. The Korean Pancreatobiliary Association has developed a clinical practice guideline to minimize radiation exposure during fluoroscopy-guided interventional procedures. This guideline provides recommendations to deal with the risk of radiation exposure to interventionalists who perform fluoroscopy-guided procedures, and emphasizes the importance of proper and practical approaches to avoid unnecessary radiation exposure.
5.Lazertinib versus Gefitinib as First-Line Treatment for EGFR-mutated Locally Advanced or Metastatic NSCLC: LASER301 Korean Subset
Ki Hyeong LEE ; Byoung Chul CHO ; Myung-Ju AHN ; Yun-Gyoo LEE ; Youngjoo LEE ; Jong-Seok LEE ; Joo-Hang KIM ; Young Joo MIN ; Gyeong-Won LEE ; Sung Sook LEE ; Kyung-Hee LEE ; Yoon Ho KO ; Byoung Yong SHIM ; Sang-We KIM ; Sang Won SHIN ; Jin-Hyuk CHOI ; Dong-Wan KIM ; Eun Kyung CHO ; Keon Uk PARK ; Jin-Soo KIM ; Sang Hoon CHUN ; Jangyoung WANG ; SeokYoung CHOI ; Jin Hyoung KANG
Cancer Research and Treatment 2024;56(1):48-60
Purpose:
This subgroup analysis of the Korean subset of patients in the phase 3 LASER301 trial evaluated the efficacy and safety of lazertinib versus gefitinib as first-line therapy for epidermal growth factor receptor mutated (EGFRm) non–small cell lung cancer (NSCLC).
Materials and Methods:
Patients with locally advanced or metastatic EGFRm NSCLC were randomized 1:1 to lazertinib (240 mg/day) or gefitinib (250 mg/day). The primary endpoint was investigator-assessed progression-free survival (PFS).
Results:
In total, 172 Korean patients were enrolled (lazertinib, n=87; gefitinib, n=85). Baseline characteristics were balanced between the treatment groups. One-third of patients had brain metastases (BM) at baseline. Median PFS was 20.8 months (95% confidence interval [CI], 16.7 to 26.1) for lazertinib and 9.6 months (95% CI, 8.2 to 12.3) for gefitinib (hazard ratio [HR], 0.41; 95% CI, 0.28 to 0.60). This was supported by PFS analysis based on blinded independent central review. Significant PFS benefit with lazertinib was consistently observed across predefined subgroups, including patients with BM (HR, 0.28; 95% CI, 0.15 to 0.53) and those with L858R mutations (HR, 0.36; 95% CI, 0.20 to 0.63). Lazertinib safety data were consistent with its previously reported safety profile. Common adverse events (AEs) in both groups included rash, pruritus, and diarrhoea. Numerically fewer severe AEs and severe treatment–related AEs occurred with lazertinib than gefitinib.
Conclusion
Consistent with results for the overall LASER301 population, this analysis showed significant PFS benefit with lazertinib versus gefitinib with comparable safety in Korean patients with untreated EGFRm NSCLC, supporting lazertinib as a new potential treatment option for this patient population.
6.Suppression of Glioblastoma Stem Cell Potency and Tumor Growth via LRRK2 Inhibition
Saewhan PARK ; Kyung-Hee KIM ; Yun-Hee BAE ; Young Taek OH ; Hyemi SHIN ; Hyung Joon KWON ; Chan Il KIM ; Sung Soo KIM ; Hwan-Geun CHOI ; Jong Bae PARK ; Byoung Dae LEE
International Journal of Stem Cells 2024;17(3):319-329
Leucine-rich repeat kinase 2 (LRRK2), a large GTP-regulated serine/threonine kinase, is well-known for its mutations causing late-onset Parkinson’s disease. However, the role of LRRK2 in glioblastoma (GBM) carcinogenesis has not yet been fully elucidated. Here, we discovered that LRRK2 was overexpressed in 40% of GBM patients, according to tissue microarray analysis, and high LRRK2 expression correlated with poor prognosis in GBM patients. LRRK2 and stemness factors were highly expressed in various patient-derived GBM stem cells, which are responsible for GBM initiation. Canonical serum-induced differentiation decreased the expression of both LRRK2 and stemness factors.Given that LRRK2 is a key regulator of glioma stem cell (GSC) stemness, we developed DNK72, a novel LRRK2 kinase inhibitor that penetrates the blood-brain barrier. DNK72 binds to the phosphorylation sites of active LRRK2 and dramatically reduced cell proliferation and stemness factors expression in in vitro studies. Orthotopic patient-derived xenograft mouse models demonstrated that LRRK2 inhibition with DNK72 effectively reduced tumor growth and increased survival time. We propose that LRRK2 plays a significant role in regulating the stemness of GSCs and that suppression of LRRK2 kinase activity leads to reduced GBM malignancy and proliferation. In the near future, targeting LRRK2 in patients with high LRRK2-expressing GBM could offer a superior therapeutic strategy and potentially replace current clinical treatment methods.
7.Guideline for Minimizing Radiation Exposure of Interventionalists during Fluoroscopy-guided Interventional Procedures
Il Sang SHIN ; Yun Nah LEE ; Jun Kyu LEE ; Joo Seong KIM ; Sung Bum KIM ; Jiyoung KEUM ; Chang Hoon OH ; Kang Won LEE ; Joowon CHUNG ; Lyo Min KWON ; Nam Hee KIM ; Sang Soo LEE ; Byoung Kwan SON ; Miyoung CHOI
The Korean Journal of Gastroenterology 2024;84(6):251-264
As fluoroscopy-guided interventional procedures gain popularity, the associated health threats from radiation exposure to interventionalists during these procedures are increasing. Therefore, an understanding of the potential risks of radiation and careful consideration on minimizing exposure to radiation during the procedures are of paramount importance. The Korean Pancreatobiliary Association has developed a clinical practice guideline to minimize radiation exposure during fluoroscopy-guided interventional procedures. This guideline provides recommendations to deal with the risk of radiation exposure to interventionalists who perform fluoroscopy-guided procedures, and emphasizes the importance of proper and practical approaches to avoid unnecessary radiation exposure.
8.Guideline for Minimizing Radiation Exposure of Interventionalists during Fluoroscopy-guided Interventional Procedures
Il Sang SHIN ; Yun Nah LEE ; Jun Kyu LEE ; Joo Seong KIM ; Sung Bum KIM ; Jiyoung KEUM ; Chang Hoon OH ; Kang Won LEE ; Joowon CHUNG ; Lyo Min KWON ; Nam Hee KIM ; Sang Soo LEE ; Byoung Kwan SON ; Miyoung CHOI
The Korean Journal of Gastroenterology 2024;84(6):251-264
As fluoroscopy-guided interventional procedures gain popularity, the associated health threats from radiation exposure to interventionalists during these procedures are increasing. Therefore, an understanding of the potential risks of radiation and careful consideration on minimizing exposure to radiation during the procedures are of paramount importance. The Korean Pancreatobiliary Association has developed a clinical practice guideline to minimize radiation exposure during fluoroscopy-guided interventional procedures. This guideline provides recommendations to deal with the risk of radiation exposure to interventionalists who perform fluoroscopy-guided procedures, and emphasizes the importance of proper and practical approaches to avoid unnecessary radiation exposure.
9.Guideline for Minimizing Radiation Exposure of Interventionalists during Fluoroscopy-guided Interventional Procedures
Il Sang SHIN ; Yun Nah LEE ; Jun Kyu LEE ; Joo Seong KIM ; Sung Bum KIM ; Jiyoung KEUM ; Chang Hoon OH ; Kang Won LEE ; Joowon CHUNG ; Lyo Min KWON ; Nam Hee KIM ; Sang Soo LEE ; Byoung Kwan SON ; Miyoung CHOI
The Korean Journal of Gastroenterology 2024;84(6):251-264
As fluoroscopy-guided interventional procedures gain popularity, the associated health threats from radiation exposure to interventionalists during these procedures are increasing. Therefore, an understanding of the potential risks of radiation and careful consideration on minimizing exposure to radiation during the procedures are of paramount importance. The Korean Pancreatobiliary Association has developed a clinical practice guideline to minimize radiation exposure during fluoroscopy-guided interventional procedures. This guideline provides recommendations to deal with the risk of radiation exposure to interventionalists who perform fluoroscopy-guided procedures, and emphasizes the importance of proper and practical approaches to avoid unnecessary radiation exposure.
10.Guideline for Minimizing Radiation Exposure of Interventionalists during Fluoroscopy-Guided Interventional Procedures
Il Sang SHIN ; Yun Nah LEE ; Jun Kyu LEE ; Joo Seong KIM ; Sung Bum KIM ; Jiyoung KEUM ; Chang Hoon OH ; Kang Won LEE ; Joowon CHUNG ; Lyo Min KWON ; Nam Hee KIM ; Sang Soo LEE ; Byoung Kwan SON ; Miyoung CHOI
Korean Journal of Pancreas and Biliary Tract 2024;29(3):69-84
As fluoroscopy-guided interventional procedures gain popularity, the associated health threats from radiation exposure to interventionalists during these procedures are increasing. Therefore, an understanding of the potential risks of radiation and careful consideration on minimizing exposure to radiation during the procedures are of paramount importance. The Korean Pancreatobiliary Association has developed a clinical practice guideline to minimize radiation exposure during fluoroscopy-guided interventional procedures. This guideline provides recommendations to deal with the risk of radiation exposure to interventionalists who perform fluoroscopy-guided procedures, and emphasizes the importance of proper and practical approaches to avoid unnecessary radiation exposure.

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