1.Microwave ablation vs. liver resection for patients with hepatocellular carcinomas
Hyundam GU ; Yeonjoo SEO ; Dong Jin CHUNG ; Kwang Yeol PAIK ; Seung Kew YOON ; Jihye LIM
Journal of Liver Cancer 2025;25(1):99-108
Background:
s/Aims: Microwave ablation (MWA) is an emerging ablative therapy that surpasses previous methods by achieving higher temperatures and creating larger ablation zones within shorter periods. This study compared the therapeutic outcomes of MWA with those of liver resection in real-world clinical practice.
Methods:
A total of 178 patients with 259 nodules who underwent MWA or liver resection between January 2015 and July 2023 were enrolled. Local tumor progression (LTP)-free survival, overall progression (OP)-free survival, and overall survival (OS) were assessed based on the treatment modality for the index nodule.
Results:
Of the 178 patients, 134 with 214 nodules underwent MWA, and 44 with 45 nodules underwent liver resection. The median follow-up period was 2.0±1.5 years. The annual incidence of LTP was 3.7% for MWA and 1.4% for liver resection. Treatment modality did not significantly affect LTP-free survival (hazard ratio, 0.61; 95% confidence interval, 0.14-2.69; P=0.511). For nodules larger than 3 cm, LTP-free survival was not affected by the treatment modality. Similarly, OP-free survival and OS were not influenced by treatment modality.
Conclusions
MWA and liver resection demonstrated comparable treatment outcomes in terms of local tumor control, overall recurrence, and survival. MWA may be an alternative treatment option for select patients; however, further studies are necessary to generalize these findings.
2.Microwave ablation vs. liver resection for patients with hepatocellular carcinomas
Hyundam GU ; Yeonjoo SEO ; Dong Jin CHUNG ; Kwang Yeol PAIK ; Seung Kew YOON ; Jihye LIM
Journal of Liver Cancer 2025;25(1):99-108
Background:
s/Aims: Microwave ablation (MWA) is an emerging ablative therapy that surpasses previous methods by achieving higher temperatures and creating larger ablation zones within shorter periods. This study compared the therapeutic outcomes of MWA with those of liver resection in real-world clinical practice.
Methods:
A total of 178 patients with 259 nodules who underwent MWA or liver resection between January 2015 and July 2023 were enrolled. Local tumor progression (LTP)-free survival, overall progression (OP)-free survival, and overall survival (OS) were assessed based on the treatment modality for the index nodule.
Results:
Of the 178 patients, 134 with 214 nodules underwent MWA, and 44 with 45 nodules underwent liver resection. The median follow-up period was 2.0±1.5 years. The annual incidence of LTP was 3.7% for MWA and 1.4% for liver resection. Treatment modality did not significantly affect LTP-free survival (hazard ratio, 0.61; 95% confidence interval, 0.14-2.69; P=0.511). For nodules larger than 3 cm, LTP-free survival was not affected by the treatment modality. Similarly, OP-free survival and OS were not influenced by treatment modality.
Conclusions
MWA and liver resection demonstrated comparable treatment outcomes in terms of local tumor control, overall recurrence, and survival. MWA may be an alternative treatment option for select patients; however, further studies are necessary to generalize these findings.
3.Microwave ablation vs. liver resection for patients with hepatocellular carcinomas
Hyundam GU ; Yeonjoo SEO ; Dong Jin CHUNG ; Kwang Yeol PAIK ; Seung Kew YOON ; Jihye LIM
Journal of Liver Cancer 2025;25(1):99-108
Background:
s/Aims: Microwave ablation (MWA) is an emerging ablative therapy that surpasses previous methods by achieving higher temperatures and creating larger ablation zones within shorter periods. This study compared the therapeutic outcomes of MWA with those of liver resection in real-world clinical practice.
Methods:
A total of 178 patients with 259 nodules who underwent MWA or liver resection between January 2015 and July 2023 were enrolled. Local tumor progression (LTP)-free survival, overall progression (OP)-free survival, and overall survival (OS) were assessed based on the treatment modality for the index nodule.
Results:
Of the 178 patients, 134 with 214 nodules underwent MWA, and 44 with 45 nodules underwent liver resection. The median follow-up period was 2.0±1.5 years. The annual incidence of LTP was 3.7% for MWA and 1.4% for liver resection. Treatment modality did not significantly affect LTP-free survival (hazard ratio, 0.61; 95% confidence interval, 0.14-2.69; P=0.511). For nodules larger than 3 cm, LTP-free survival was not affected by the treatment modality. Similarly, OP-free survival and OS were not influenced by treatment modality.
Conclusions
MWA and liver resection demonstrated comparable treatment outcomes in terms of local tumor control, overall recurrence, and survival. MWA may be an alternative treatment option for select patients; however, further studies are necessary to generalize these findings.
4.Characteristics of E-sports and the Role of Pharmacist in Doping
Geon U YU ; Hong Ah KIM ; Eun kyung CHUNG ; Sandy Jeong RHIE ; Kwang Joon KIM
Korean Journal of Clinical Pharmacy 2024;34(4):203-209
The concept of e-sports is being established as a sport that we have previously recognized, not just a simple electronic game. However, it is not clear whether e-sports share the same characteristics as sports, and even if they do, how doping will be a problem in e-sports. In this paper, we examined how to deal with the doping issue in e-sports by comparing the characteristics of general sports and e-sports. We also investigated what form doping will take in e-sports and what information pharmacists should know in the future. In conclusion, it is necessary to expand the scope of anti-doping activities that have been actively implemented in existingsports to the field of e-sports to prevent damage to the health of e-sports athletes and maintain fairness and transparency in e-sportsactivities. In addition, it is thought that pharmacists, who are experts in medication, will need to understand the overall characteristicsof e-sports and the differences in the target group at risk of doping and activate their role in providing individualized pharmaceuticalservices in the future.
5.Hyperbaric Oxygen Therapy for the Treatment of Chronic Prostatitis/Chronic Pelvic Pain Syndrome: Case Report
Kwang Jin KIM ; Yoonsuk LEE ; Yong Sung CHA ; Tae Wook KANG ; Hyun Chul CHUNG ; Hong CHUNG ; Hyun KIM ; Jae Hung JUNG
Urogenital Tract Infection 2024;19(2):44-47
Hyperbaric oxygen therapy (HBOT) was conducted on two male patients with chronic prostatitis/chronic pelvic pain syndrome who were resistant to conventional medical therapies. Both patients underwent 20 sessions of 100% oxygen inhalation (2.0 atmosphere absolute for 90 min/day, five days/week for four weeks) in a hyperbaric chamber. The follow-up period was three months. Although the patients reported a slight improvement in the pain domain of the National Institutes of Health-Chronic Prostatitis Symptom Index (NIH-CPSI) after HBOT, no changes were noted in the other domains of NIH-CPSI and International Prostate Symptom Score. No adverse events were encountered during or after HBOT.
6.Effect of Furosemide on Prevertebral Soft Tissue Swelling after Anterior Cervical Fusion: A Comparative Study with Dexamethasone
Ju-Sung JANG ; Young-Seok LEE ; Myeong Jin KO ; Seong Hyun WUI ; Kwang-Sup SONG ; Seung Won PARK
Asian Spine Journal 2024;18(1):66-72
Methods:
The symptomatic PSTS group received intravenous (IV) administration of dexamethasone or furosemide. The asymptomatic PSTS group did not receive any medication. Patients were divided into the control (no medication, n=31), Dexa (IV dexamethasone, n=25), and Furo (IV furosemide, n=28) groups. PSTS was checked daily with simple radiographs and medication-induced reductions in PSTS from its peak or after medication.
Results:
The peak time (postoperative days) of PSTS in the control (2.27±0.47, p<0.05) and Dexa (1.91±0.54, p<0.01) groups were significantly later than that in the Furo group (1.38±0.74). PSTS was significantly lower in the Furo group than in the Dexa group from postoperative days 4 to 7 (p<0.05). PSTS reduction after the peak was significantly greater in the Furo group than in the control (p<0.01) and Dexa (p<0.01) groups. After starting the medication therapy, the Furo group showed a significantly greater reduction in PSTS than the Dexa group (p<0.01). No difference was found in symptom improvement among the three groups.
Conclusions
If furosemide is used to reduce PSTS after ACF, it can effectively reduce symptoms.
7.Analgesic Effect of Auricular Vagus Nerve Stimulation on Oxaliplatin-induced Peripheral Neuropathic Pain in a Rodent Model
In Seon BAEK ; Seunghwan CHOI ; Heera YOON ; Geehoon CHUNG ; Sun Kwang KIM
Experimental Neurobiology 2024;33(3):129-139
Cancer chemotherapy often triggers peripheral neuropathy in patients, leading to neuropathic pain in the extremities. While previous research has explored various nerve stimulation to alleviate chemotherapy-induced peripheral neuropathy (CIPN), evidence on the effectiveness of noninvasive auricular vagus nerve stimulation (aVNS) remains uncertain. This study aimed to investigate the efficacy of non-invasive aVNS in relieving CIPN pain. To induce CIPN in experimental animals, oxaliplatin was intraperitoneally administered to rats (6 mg/kg). Mechanical and cold allodynia, the representative symptoms of neuropathic pain, were evaluated using the von Frey test and acetone test, respectively. The CIPN animals were randomly assigned to groups and treated with aVNS (5 V, square wave) at different frequencies (2, 20, or 100 Hz) for 20 minutes. Results revealed that 20 Hz aVNS exhibited the most pronounced analgesic effect, while 2 or 100 Hz aVNS exhibited weak effects. Immunohistochemistry analysis demonstrated increased c-Fos expression in the locus coeruleus (LC) in the brain of CIPN rats treated with aVNS compared to sham treatment. To elucidate the analgesic mechanisms involving the adrenergic descending pathway, α 1 -, α 2 -, or β-adrenergic receptor antagonists were administered to the spinal cord before 20 Hz aVNS. Only the β-adrenergic receptor antagonist, propranolol, blocked the analgesic effect of aVNS.These findings suggest that 20 Hz aVNS may effectively alleviate CIPN pain through β-adrenergic receptor activation.
8.Quality Indicators of Endoscopic Retrograde Cholangiopancreatography in Korea
Hyung Ku CHON ; Ki-Hyun KIM ; Tae Jun SONG ; Dong-Won AHN ; Eaum Seok LEE ; Yun Nah LEE ; Yoon Suk LEE ; Tae Joo JEON ; Chang Hwan PARK ; Kwang Bum CHO ; Dong Wook LEE ; Jin-Seok PARK ; Seung Bae YOON ; Kwang Hyun CHUNG ; Jin LEE ; Miyoung CHOI
Gut and Liver 2024;18(4):564-577
Endoscopic retrograde cholangiopancreatography (ERCP) is a procedure that requires significant experiences and skills and has various procedure-related complications, some of which can be severe and even result in the death of patients. Expanding ERCP availability has the advantage of increasing accessibility for patients. However, ERCP poses a substantial risk if performed without proper quality management. ERCP quality management is essential for both ensuring safe and successful procedures and meeting the social demands for enhanced healthcare competitiveness and quality assurance. To address these concerns, the Korean Pancreatobiliary Association established a task force to develop ERCP quality indicators (QIs) tailored to the Korean medical environment. Key questions for five pre-procedure, three intra-procedure, and four post-procedure measures were formulated based on a literature search related to ERCP QIs and a comprehensive clinical review conducted by experts. The statements and recommendations regarding each QI item were selected through peer review. The developed ERCP QIs were reviewed by external experts based on the latest available evidence at the time of development.These domestically tailored ERCP QIs are expected to contribute considerably to improving ERCP quality in Korea.
9.Exploring the Potential of GlycolyticModulation in Myeloid-Derived Suppressor Cells for Immunotherapy and Disease Management
Jisu KIM ; Jee Yeon CHOI ; Hyeyoung MIN ; Kwang Woo HWANG
Immune Network 2024;24(3):e26-
Recent advancements in various technologies have shed light on the critical role of metabolism in immune cells, paving the way for innovative disease treatment strategies through immunometabolism modulation. This review emphasizes the glucose metabolism of myeloid-derived suppressor cells (MDSCs), an emerging pivotal immunosuppressive factor especially within the tumor microenvironment. MDSCs, an immature and heterogeneous myeloid cell population, act as a double-edged sword by exacerbating tumors or mitigating inflammatory diseases through their immune-suppressive functions. Numerous recent studies have centered on glycolysis of MDSC, investigating the regulation of altered glycolytic pathways to manage diseases. However, the specific changes in MDSC glycolysis and their exact functions continue to be areas of ongoing discussion yet. In this paper, we review a range of current findings, including the latest research on the alteration of glycolysis in MDSCs, the consequential functional alterations in these cells, and the outcomes of attempts to modulate MDSC functions by regulating glycolysis. Ultimately, we will provide insights into whether these research efforts could be translated into clinical applications.
10.An Analysis of the Determinants of the Health-Related Quality of Life in Asian Patients With Cluster Headaches During Cluster Periods Using the Time Trade-Off Method
Soo-Kyoung KIM ; Min Kyung CHU ; Byung-Kun KIM ; Pil-Wook CHUNG ; Heui-Soo MOON ; Mi Ji LEE ; Yun-Ju CHOI ; Jeong Wook PARK ; Byung-Su KIM ; Tae-Jin SONG ; Kyungmi OH ; Jin-Young AHN ; Jong-Hee SOHN ; Kwang-Soo LEE ; Kwang-Yeol PARK ; Jae Myun CHUNG ; Chin-Sang CHUNG ; Soo-Jin CHO
Journal of Clinical Neurology 2024;20(1):86-93
Background:
and Purpose Patients with cluster headache (CH) exhibit impaired health-related quality of life (HRQoL). However, there have been few studies related to the HRQoL of patients with CH from Asian backgrounds. This study aimed to determine the impact of CH on HRQoL and to identify the factors affecting HRQoL in patients with CH during cluster periods.
Methods:
This prospective study enrolled patients with CH from 17 headache clinics in South Korea between September 2016 and February 2021. The study aimed to determine HRQoL in patients with CH using the EuroQol 5 Dimensions (EQ-5D) index and the time trade-off (TTO) method. Age- and sex-matched headache-free participants were recruited as a control group.
Results:
The study included 423 patients with CH who experienced a cluster period at the time. EQ-5D scores were lower in patients with CH (0.88±0.43, mean±standard deviation) than in the controls (0.99±0.33, p<0.001). The TTO method indicated that 58 (13.6%) patients with CH exhibited moderate-to-severe HRQoL deterioration. The HRQoL states in patients with CH were associated with current smoking patterns, headache severity, frequency, and duration, and scores on the Generalized Anxiety Disorder 7-item scale (GAD-7), Patient Health Questionnaire 9-item scale (PHQ-9), 6-item Headache Impact Test, and 12-item Allodynia Symptom Checklist. Multivariable logistic regression analyses demonstrated that the HRQoL states in patients with CH were negatively correlated with the daily frequency of headaches, cluster period duration, and GAD-7 and PHQ-9 scores.
Conclusions
Patients with CH experienced a worse quality of life during cluster periods compared with the headache-free controls, but the degree of HRQoL deterioration varied among them. The daily frequency of headaches, cluster period duration, anxiety, and depression were factors associated with HRQoL deterioration severity in patients with CH.

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