1.Assessing the Validity of the AASLD Surgical Treatment Algorithm in Patients with Early-Stage Hepatocellular Carcinoma
Aryoung KIM ; Byeong Geun SONG ; Wonseok KANG ; Geum-Youn GWAK ; Yong-Han PAIK ; Moon Seok CHOI ; Joon Hyeok LEE ; Myung Ji GOH ; Dong Hyun SINN
Gut and Liver 2025;19(2):265-274
Background/Aims:
The aim of this study was to investigate the effect of a surgical treatment algorithm recently proposed by the American Association for the Study of Liver Diseases (AASLD) on survival outcomes in patients with early-stage hepatocellular carcinoma (HCC) and identify effective alternative treatment modalities when liver transplantation (LT) is not available.
Methods:
We studied the clinical data of 1,442 patients who were diagnosed with early-stage HCC (a single lesion measuring 2–5 cm in size or 2 to 3 lesions measuring ≤3 cm in size) be-tween 2013 and 2018 and classified as Child-Turcotte-Pugh (CTP) A or B. Analyses were separately performed for individuals recommended for resection (single lesion, CTP A and no clinically significant portal hypertension) and those recommended for LT (single lesion with impaired liver function such as CTP B or clinically significant portal hypertension or multiple lesions).
Results:
Of 791 patients recommended for surgical resection, 85.8% underwent resection. The 5-year survival rate was higher for patients who underwent surgical resection than for those who received other treatments (89.4% vs 72.3%). Among 651 patients recommended for LT, only 3.4% underwent the procedure. The most common alternative treatment modalities were transarterial therapy (39.3%) followed by resection (28.9%) and ablation (27.8%). The overall survival rate associated with transarterial therapy was lower than that for resection and ablation, whereas that of the latter two treatments were comparable.
Conclusions
The survival outcomes of treatment strategies that most closely aligned with the algorithm proposed by the AASLD were superior to those of alternative treatment approaches.However, LT in patients with early-stage HCC can be challenging. When LT is not feasible, resection and ablation can be considered first-line alternative options.
2.Assessing the Validity of the AASLD Surgical Treatment Algorithm in Patients with Early-Stage Hepatocellular Carcinoma
Aryoung KIM ; Byeong Geun SONG ; Wonseok KANG ; Geum-Youn GWAK ; Yong-Han PAIK ; Moon Seok CHOI ; Joon Hyeok LEE ; Myung Ji GOH ; Dong Hyun SINN
Gut and Liver 2025;19(2):265-274
Background/Aims:
The aim of this study was to investigate the effect of a surgical treatment algorithm recently proposed by the American Association for the Study of Liver Diseases (AASLD) on survival outcomes in patients with early-stage hepatocellular carcinoma (HCC) and identify effective alternative treatment modalities when liver transplantation (LT) is not available.
Methods:
We studied the clinical data of 1,442 patients who were diagnosed with early-stage HCC (a single lesion measuring 2–5 cm in size or 2 to 3 lesions measuring ≤3 cm in size) be-tween 2013 and 2018 and classified as Child-Turcotte-Pugh (CTP) A or B. Analyses were separately performed for individuals recommended for resection (single lesion, CTP A and no clinically significant portal hypertension) and those recommended for LT (single lesion with impaired liver function such as CTP B or clinically significant portal hypertension or multiple lesions).
Results:
Of 791 patients recommended for surgical resection, 85.8% underwent resection. The 5-year survival rate was higher for patients who underwent surgical resection than for those who received other treatments (89.4% vs 72.3%). Among 651 patients recommended for LT, only 3.4% underwent the procedure. The most common alternative treatment modalities were transarterial therapy (39.3%) followed by resection (28.9%) and ablation (27.8%). The overall survival rate associated with transarterial therapy was lower than that for resection and ablation, whereas that of the latter two treatments were comparable.
Conclusions
The survival outcomes of treatment strategies that most closely aligned with the algorithm proposed by the AASLD were superior to those of alternative treatment approaches.However, LT in patients with early-stage HCC can be challenging. When LT is not feasible, resection and ablation can be considered first-line alternative options.
3.Assessing the Validity of the AASLD Surgical Treatment Algorithm in Patients with Early-Stage Hepatocellular Carcinoma
Aryoung KIM ; Byeong Geun SONG ; Wonseok KANG ; Geum-Youn GWAK ; Yong-Han PAIK ; Moon Seok CHOI ; Joon Hyeok LEE ; Myung Ji GOH ; Dong Hyun SINN
Gut and Liver 2025;19(2):265-274
Background/Aims:
The aim of this study was to investigate the effect of a surgical treatment algorithm recently proposed by the American Association for the Study of Liver Diseases (AASLD) on survival outcomes in patients with early-stage hepatocellular carcinoma (HCC) and identify effective alternative treatment modalities when liver transplantation (LT) is not available.
Methods:
We studied the clinical data of 1,442 patients who were diagnosed with early-stage HCC (a single lesion measuring 2–5 cm in size or 2 to 3 lesions measuring ≤3 cm in size) be-tween 2013 and 2018 and classified as Child-Turcotte-Pugh (CTP) A or B. Analyses were separately performed for individuals recommended for resection (single lesion, CTP A and no clinically significant portal hypertension) and those recommended for LT (single lesion with impaired liver function such as CTP B or clinically significant portal hypertension or multiple lesions).
Results:
Of 791 patients recommended for surgical resection, 85.8% underwent resection. The 5-year survival rate was higher for patients who underwent surgical resection than for those who received other treatments (89.4% vs 72.3%). Among 651 patients recommended for LT, only 3.4% underwent the procedure. The most common alternative treatment modalities were transarterial therapy (39.3%) followed by resection (28.9%) and ablation (27.8%). The overall survival rate associated with transarterial therapy was lower than that for resection and ablation, whereas that of the latter two treatments were comparable.
Conclusions
The survival outcomes of treatment strategies that most closely aligned with the algorithm proposed by the AASLD were superior to those of alternative treatment approaches.However, LT in patients with early-stage HCC can be challenging. When LT is not feasible, resection and ablation can be considered first-line alternative options.
4.Assessing the Validity of the AASLD Surgical Treatment Algorithm in Patients with Early-Stage Hepatocellular Carcinoma
Aryoung KIM ; Byeong Geun SONG ; Wonseok KANG ; Geum-Youn GWAK ; Yong-Han PAIK ; Moon Seok CHOI ; Joon Hyeok LEE ; Myung Ji GOH ; Dong Hyun SINN
Gut and Liver 2025;19(2):265-274
Background/Aims:
The aim of this study was to investigate the effect of a surgical treatment algorithm recently proposed by the American Association for the Study of Liver Diseases (AASLD) on survival outcomes in patients with early-stage hepatocellular carcinoma (HCC) and identify effective alternative treatment modalities when liver transplantation (LT) is not available.
Methods:
We studied the clinical data of 1,442 patients who were diagnosed with early-stage HCC (a single lesion measuring 2–5 cm in size or 2 to 3 lesions measuring ≤3 cm in size) be-tween 2013 and 2018 and classified as Child-Turcotte-Pugh (CTP) A or B. Analyses were separately performed for individuals recommended for resection (single lesion, CTP A and no clinically significant portal hypertension) and those recommended for LT (single lesion with impaired liver function such as CTP B or clinically significant portal hypertension or multiple lesions).
Results:
Of 791 patients recommended for surgical resection, 85.8% underwent resection. The 5-year survival rate was higher for patients who underwent surgical resection than for those who received other treatments (89.4% vs 72.3%). Among 651 patients recommended for LT, only 3.4% underwent the procedure. The most common alternative treatment modalities were transarterial therapy (39.3%) followed by resection (28.9%) and ablation (27.8%). The overall survival rate associated with transarterial therapy was lower than that for resection and ablation, whereas that of the latter two treatments were comparable.
Conclusions
The survival outcomes of treatment strategies that most closely aligned with the algorithm proposed by the AASLD were superior to those of alternative treatment approaches.However, LT in patients with early-stage HCC can be challenging. When LT is not feasible, resection and ablation can be considered first-line alternative options.
5.Prevalence and predictors of multidrug-resistant bacteremia in liver cirrhosis
Aryoung KIM ; Byeong Geun SONG ; Wonseok KANG ; Dong Hyun SINN ; Geum-Youn GWAK ; Yong-Han PAIK ; Moon Seok CHOI ; Joon Hyeok LEE ; Myung Ji GOH
The Korean Journal of Internal Medicine 2024;39(3):448-457
Background/Aims:
Improved knowledge of local epidemiology and predicting risk factors of multidrug-resistant (MDR) bacteria are required to optimize the management of infections. This study examined local epidemiology and antibiotic resistance patterns of liver cirrhosis (LC) patients and evaluated the predictors of MDR bacteremia in Korea.
Methods:
This was a retrospective study including 140 LC patients diagnosed with bacteremia between January 2017 and December 2022. Local epidemiology and antibiotic resistance patterns and the determinants of MDR bacteremia were analyzed using logistic regression analysis.
Results:
The most frequently isolated bacteria, from the bloodstream, were Escherichia coli (n = 45, 31.7%) and Klebsiella spp. (n = 35, 24.6%). Thirty-four isolates (23.9%) were MDR, and extended-spectrum beta-lactamase E. coli (52.9%) and methicillin-resistant Staphylococcus aureus (17.6%) were the most commonly isolated MDR bacteria. When Enterococcus spp. were cultured, the majority were MDR (MDR 83.3% vs. 16.7%, p = 0.003), particularly vancomycin-susceptible Enterococcus faecium. Antibiotics administration within 30 days and/or nosocomial infection was a significant predictor of MDR bacteremia (OR: 3.40, 95% CI: 1.24–9.27, p = 0.02). MDR bacteremia was not predicted by sepsis predictors, such as positive systemic inflammatory response syndrome (SIRS) or quick Sequential Organ Failure Assessment (qSOFA).
Conclusions
More than 70% of strains that can be treated with a third-generation cephalosporin have been cultured. In cirrhotic patients, antibiotic administration within 30 days and/or nosocomial infection are predictors of MDR bacteremia; therefore, empirical administration of broad-spectrum antibiotics should be considered when these risk factors are present.
6.A Case of Primary Cutaneous Perivascular Epithelioid Cell Tumor
Haneul OH ; Byeong Geun PARK ; Il-Hwan KIM
Annals of Dermatology 2023;35(Suppl1):S155-S157
7.The Results of the Ultrasonographic Evaluation for the Contralateral Achilles Tendon in Patients with Acute Achilles Tendon Rupture
Dae-Geun KIM ; Jun-Beom KIM ; Byeong-Seop PARK
The Korean Journal of Sports Medicine 2023;41(3):147-152
Purpose:
This study was performed to evaluate changes in Achilles tendon (AT) characteristics of asymptomatic tendons in patients with acute AT ruptures on the contralateral side by using ultrasonography.
Methods:
From January 2016 to December 2018, 31 patients were enrolled. The contralateral asymptomatic ATs were assessed: (1) fluid collection of paratenon, (2) echogenicity, and (3) thickness. The ATs were divided into the distal, middle, and proximal thirds for evaluation and were assessed before the surgery, as well as at 6 weeks, 3 months, 6 months, and 12 months after the surgery. At each time, pain in the tendons was recorded.
Results:
In all cases, it was observed that there was a hypoechoic lesion or fluid collection of the paratenon, which did not show a significant change over time. There was no significant difference in tendon thickness according to the period in the distal and proximal areas, and significant differences were observed only in the middle area (p< 0.05). A new pain around the tendon occurred most often at 6 weeks after surgery (eight cases of 31 cases, 25.8%). Eight cases of pain (47.1%) remained at 12 months after surgery.
Conclusion
In patients with acute AT rupture, ultrasonographic hypoechoic lesions or fluid collections of the paratenon were initially observed on the contralateral tendon, but this did not show significant changes over time. A significant change in tendon thickness was observed in the middle area, but this did not show a close association with pain.
8.Effects of Robot Rehabilitation for Range of Motion and Balance in Ankle Sprain Patient: A Single Case Study
So Yeong KIM ; Byeong Geun KIM
Journal of Korean Physical Therapy 2023;35(1):8-12
Purpose:
Recently, many studies on robotic rehabilitation have been conducted, but such studies on patients with ankle sprains are lacking. This study aimed to investigate the effects of robot-assisted rehabilitation on the range of motion of the ankle and balance in patients with ankle sprain .
METHODS:
This study used the A-B-A’ design and was conducted for a total of fifteen days. The subjects performed general physical therapy for five days each, during the baseline A and A` periods. In period B, robot rehabilitation was performed for five days, along with general physical therapy. The subjects were evaluated based on weight-bearing lunge test (WBLT), single leg stance (SLS), and functional reach test (FRT).
RESULTS:
The WBLT, STS, and FRT showed significant improvement in periods B and A’ compared to period A, but there was no significant improvement in period A’ compared to period B.
Conclusion
This study confirmed that robot-assisted rehabilitation was an effective intervention for improving the function of patients with ankle sprain. In the future, a study with a control group comparison should be performed.
9.Effects of Squat Exercise according to Weight Support on Balance and Gait in Patients after Total Hip Replacement: a Pilot Study
So Yeong KIM ; Woon Su CHO ; Byeong Geun KIM
Journal of Korean Physical Therapy 2022;34(3):104-109
Purpose:
The purpose of this pilot study is to identify the problems and stability of a study to investigate “Effects of Squat Exercise according to Weight Support on Balance and Gait in Patients after Total Hip Replacement.” before proceeding with the study.
Methods:
Twenty-two rehabilitation patients after THR surgery who met the selection criteria participated. The study subjects were randomly assigned to a squat group using a slider or a squat group using a reformer. The interventions were applied for two weeks. The patients were assessed using Berg balance scale (BBS), Timed up and go test (TUG), and 10-meter walking test (10MW).
Results:
Although twenty-two study subjects participated in this study, eight study subjects participated dropouts occurred during the study period. There was a significant difference within the group in BBS and TUG in two groups (p < 0.05). The difference between the two groups was not significant in all outcome measures (p > 0.05). The largest effect size was 1.21 and the smallest effect size was 0.39, all from the BBS.
Conclusion
This pilot study suggest that it is feasible with minor adjustment to conduct a larger scale, powered RCT to examine the efficacy of squat exercise according to weight support with patients after THR.
10.Effects of Applying a Vibration Stimulation to Paretic Side and Non-Paretic Side on Balance and Gait in Stroke Patients: a Pilot Study
Ho Jin JEONG ; Sung Hwan PARK ; Jong Yun JEON ; Byeong Geun KIM
Journal of Korean Physical Therapy 2022;34(5):193-197
Purpose:
The purpose of this pilot study was to assess the feasibility of a proposed study “To investigate the effects of applying a vibration stimulation to the paretic and non-paretic sides on balance and gait in stroke patients” before proceeding with the main study.
Methods:
A total of 30 patients who had suffered a stroke and who met the selection criteria participated in this study. However, only 14 patients completed the study. The study subjects were randomly assigned to vibration stimulation on either both sides (B group) or the paralyzed side (P group). The interventions were applied for six weeks. The patients were assessed using the Berg balance scale (BBS), Timed up and go (TUG), 10-meter walk (10 MW), and 6-minute walk (6 MW) tests.
Results:
There was a significant difference before and after the application of vibration stimulation in the BBS, TUG, 10MW, and 6 MW tests in the B group (p < 0.05). Similarly, there was also a significant difference observed in the 10 MW and 6 MW tests in the P group (p < 0.05). The difference between the two groups was not significant in the BBS, TUG, 10 MW, and 6 MW tests (p > 0.05).
Conclusion
This pilot study suggests that it would be feasible to conduct a large-scale randomized controlled trial (RCT) to examine the effects of applying a vibration stimulation to the paretic and non-paretic sides, on the balance and gait in stroke patients.

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