1.Association between Bioelectrical Impedance Parameters, Magnetic Resonance Imaging Muscle Parameters, and Fatty Liver Severity in Children and Adolescents
Kyungchul SONG ; Eun Gyung SEOL ; Eunju LEE ; Hye Sun LEE ; Hana LEE ; Hyun Wook CHAE ; Hyun Joo SHIN
Gut and Liver 2025;19(1):108-115
Background/Aims:
To evaluate the associations between pediatric fatty liver severity, bioelectrical impedance analysis (BIA), and magnetic resonance imaging parameters, including total psoas muscle surface area (tPMSA) and paraspinal muscle fat (PMF).
Methods:
Children and adolescents who underwent BIA and liver magnetic resonance imaging between September 2022 and November 2023 were included. Linear regression analyses identified predictors of liver proton density fat fraction (PDFF) including BIA parameters, tPMSA, and PMF. Ordinal logistic regression analysis identified the association between these parameters and fatty liver grades. Pearson’s correlation coefficients were used to evaluate the relationships between tPMSA and muscle-related BIA parameters, and between PMF and fat-related BIA parameters.
Results:
Overall, 74 participants aged 8 to 16 years were included in the study. In the linear regression analyses, the percentage of body fat was positively associated with PDFF in all participants, whereas muscle-related BIA parameters were negatively associated with PDFF in participants with obesity. PMF and the PMF index were positively associated with PDFF in normalweight and overweight participants. In the ordinal logistic regression, percentage of body fat was positively associated with fatty liver grade in normal-weight and overweight participants and those with obesity, whereas muscle-related BIA parameters were negatively associated with fatty liver grade in participants with obesity. The PMF index was positively associated with fatty liver grade in normal/overweight participants. In the Pearson correlation analysis, muscle-related BIA parameters were correlated with tPMSA, and the fat-related BIA parameters were correlated with PMF.
Conclusions
BIA parameters and PMF are potential screening tools for assessing fatty liver in children.
2.Association between Bioelectrical Impedance Parameters, Magnetic Resonance Imaging Muscle Parameters, and Fatty Liver Severity in Children and Adolescents
Kyungchul SONG ; Eun Gyung SEOL ; Eunju LEE ; Hye Sun LEE ; Hana LEE ; Hyun Wook CHAE ; Hyun Joo SHIN
Gut and Liver 2025;19(1):108-115
Background/Aims:
To evaluate the associations between pediatric fatty liver severity, bioelectrical impedance analysis (BIA), and magnetic resonance imaging parameters, including total psoas muscle surface area (tPMSA) and paraspinal muscle fat (PMF).
Methods:
Children and adolescents who underwent BIA and liver magnetic resonance imaging between September 2022 and November 2023 were included. Linear regression analyses identified predictors of liver proton density fat fraction (PDFF) including BIA parameters, tPMSA, and PMF. Ordinal logistic regression analysis identified the association between these parameters and fatty liver grades. Pearson’s correlation coefficients were used to evaluate the relationships between tPMSA and muscle-related BIA parameters, and between PMF and fat-related BIA parameters.
Results:
Overall, 74 participants aged 8 to 16 years were included in the study. In the linear regression analyses, the percentage of body fat was positively associated with PDFF in all participants, whereas muscle-related BIA parameters were negatively associated with PDFF in participants with obesity. PMF and the PMF index were positively associated with PDFF in normalweight and overweight participants. In the ordinal logistic regression, percentage of body fat was positively associated with fatty liver grade in normal-weight and overweight participants and those with obesity, whereas muscle-related BIA parameters were negatively associated with fatty liver grade in participants with obesity. The PMF index was positively associated with fatty liver grade in normal/overweight participants. In the Pearson correlation analysis, muscle-related BIA parameters were correlated with tPMSA, and the fat-related BIA parameters were correlated with PMF.
Conclusions
BIA parameters and PMF are potential screening tools for assessing fatty liver in children.
3.Association between Bioelectrical Impedance Parameters, Magnetic Resonance Imaging Muscle Parameters, and Fatty Liver Severity in Children and Adolescents
Kyungchul SONG ; Eun Gyung SEOL ; Eunju LEE ; Hye Sun LEE ; Hana LEE ; Hyun Wook CHAE ; Hyun Joo SHIN
Gut and Liver 2025;19(1):108-115
Background/Aims:
To evaluate the associations between pediatric fatty liver severity, bioelectrical impedance analysis (BIA), and magnetic resonance imaging parameters, including total psoas muscle surface area (tPMSA) and paraspinal muscle fat (PMF).
Methods:
Children and adolescents who underwent BIA and liver magnetic resonance imaging between September 2022 and November 2023 were included. Linear regression analyses identified predictors of liver proton density fat fraction (PDFF) including BIA parameters, tPMSA, and PMF. Ordinal logistic regression analysis identified the association between these parameters and fatty liver grades. Pearson’s correlation coefficients were used to evaluate the relationships between tPMSA and muscle-related BIA parameters, and between PMF and fat-related BIA parameters.
Results:
Overall, 74 participants aged 8 to 16 years were included in the study. In the linear regression analyses, the percentage of body fat was positively associated with PDFF in all participants, whereas muscle-related BIA parameters were negatively associated with PDFF in participants with obesity. PMF and the PMF index were positively associated with PDFF in normalweight and overweight participants. In the ordinal logistic regression, percentage of body fat was positively associated with fatty liver grade in normal-weight and overweight participants and those with obesity, whereas muscle-related BIA parameters were negatively associated with fatty liver grade in participants with obesity. The PMF index was positively associated with fatty liver grade in normal/overweight participants. In the Pearson correlation analysis, muscle-related BIA parameters were correlated with tPMSA, and the fat-related BIA parameters were correlated with PMF.
Conclusions
BIA parameters and PMF are potential screening tools for assessing fatty liver in children.
4.Association between Bioelectrical Impedance Parameters, Magnetic Resonance Imaging Muscle Parameters, and Fatty Liver Severity in Children and Adolescents
Kyungchul SONG ; Eun Gyung SEOL ; Eunju LEE ; Hye Sun LEE ; Hana LEE ; Hyun Wook CHAE ; Hyun Joo SHIN
Gut and Liver 2025;19(1):108-115
Background/Aims:
To evaluate the associations between pediatric fatty liver severity, bioelectrical impedance analysis (BIA), and magnetic resonance imaging parameters, including total psoas muscle surface area (tPMSA) and paraspinal muscle fat (PMF).
Methods:
Children and adolescents who underwent BIA and liver magnetic resonance imaging between September 2022 and November 2023 were included. Linear regression analyses identified predictors of liver proton density fat fraction (PDFF) including BIA parameters, tPMSA, and PMF. Ordinal logistic regression analysis identified the association between these parameters and fatty liver grades. Pearson’s correlation coefficients were used to evaluate the relationships between tPMSA and muscle-related BIA parameters, and between PMF and fat-related BIA parameters.
Results:
Overall, 74 participants aged 8 to 16 years were included in the study. In the linear regression analyses, the percentage of body fat was positively associated with PDFF in all participants, whereas muscle-related BIA parameters were negatively associated with PDFF in participants with obesity. PMF and the PMF index were positively associated with PDFF in normalweight and overweight participants. In the ordinal logistic regression, percentage of body fat was positively associated with fatty liver grade in normal-weight and overweight participants and those with obesity, whereas muscle-related BIA parameters were negatively associated with fatty liver grade in participants with obesity. The PMF index was positively associated with fatty liver grade in normal/overweight participants. In the Pearson correlation analysis, muscle-related BIA parameters were correlated with tPMSA, and the fat-related BIA parameters were correlated with PMF.
Conclusions
BIA parameters and PMF are potential screening tools for assessing fatty liver in children.
5.Erratum: Role of Intensive Inpatient Rehabilitation for Prevention of Disability after Stroke: The Korean Stroke Cohort for Functioning and Rehabilitation (KOSCO) Study
Won Hyuk CHANG ; Min Kyun SOHN ; Jongmin LEE ; Deog Young KIM ; Sam-Gyu LEE ; Yong-Il SHIN ; Gyung-Jae OH ; Yang-Soo LEE ; Min Cheol JOO ; Eun Young HAN ; Junhee HAN ; Yun-Hee KIM
Brain & Neurorehabilitation 2022;15(2):e22-
6.Association of Perfectionism with Job Search Behavior and Career Distress among Nursing Students in South Korea
Journal of Korean Academy of Psychiatric and Mental Health Nursing 2022;31(1):27-35
Purpose:
Understanding the influence of perfectionism among senior nursing students is imperative for addressing strategies to reduce career distress and enhance job search behavior. The purpose of this study was to identify perfectionism types among senior nursing students in South Korea. Differences in career distress and enhanced job search behavior for each perfectionism type were compared.
Methods:
A cross-sectional, descriptive design was employed. A total of 211 nursing students completed surveys for Perfectionism, Job Search Behavior, and Career Distress. Cluster analysis and post-hoc tests were conducted.
Results:
A total of 80.1% were classified into the perfectionism group, including adaptive (49.8%) and maladaptive (30.3%). Maladaptive groups showed the highest discrepancy between standards and their perceived achievements as well as career distress. Job search behavior was the highest in the adaptive perfectionism group but the lowest in the non-perfectionism group.
Conclusion
Nursing educators should consider career coaching customized by each perfectionism type to improve job search behavior among nursing students.
7.Development of Cognitive Interventional Therapy Program for Mild Cognitive Impairment: Preliminary Study
Ye Gun LEE ; Ga Hee KIM ; Kyoung Joo CHO ; Gyung Whan KIM
Journal of Korean Geriatric Psychiatry 2022;26(2):59-69
Objective:
Mild cognitive impairment (MCI) is considered a pre-stage of dementia. This study aims to develop a cognitive intervention treatment program (CITP) as a non-pharmacological therapy, apply this program into MCI patients, and examine patients’ changes in cognitive function.
Methods:
Among 16 patients with MCI, 10 patients were randomly assigned to the experimental group and 6 patients were assigned into the control group. The patients assigned to the experimental group participated in the CITP once a week for a period of 15 weeks.The control group were suggested to live a normal daily life without CITP given. After 15 weeks (3 months), pre- and post-investigations, such as cognitive function test, emotional test, brain oxygen saturation test, were conducted and compared for each group.
Results:
The cognitive function scores and the brain oxygen saturation levels taken during the Verbal Fluency Test showed a sta-tistically significant difference between those of experimental and the control groups. To be specific, while the cognitive function score improved in the experimental group, there was a decline in the control group. There was no statistically significant difference in emo-tional changes between two groups. Looking at the changes within each group, the overall cognitive function score of the experimen-tal group was significantly increased, but no pre- and post-significantly changes were observed in brain oxygen saturation activation. On the other hand, the control group showed a statistically significant decline in the attention criteria of the cognitive functional ar-eas, and no statistically significant changed in brain activation.
Conclusion
The result from this study has given some promising views on maintaining and improving the deteriorating cognitive function in patients with MCI. Conducting CITP on patients is expected to strengthen the neural network. Eventually, there would be a less deterioration of cognitive function and less progression of MCI into dementia.
8.Ileal long-segment ischemia after the unintended ligation of variant ileal branch during laparoscopic right hemicolectomy
Gyung Mo SON ; Tae Un KIM ; Dong-Hoon SHIN ; Joo-Young NA ; In Young LEE ; Shin Hoo PARK
Journal of Minimally Invasive Surgery 2022;25(3):116-119
The variant terminal trunk of the superior mesenteric artery (SMA) could be confused with the ileocolic artery (ICA) as it runs on the right side of the superior mesenteric vein. If the variant ileal branch of SMA is mistaken for the ICA, unintentional ligation could cause long-segment ischemia in the ileum. We encountered a rare case of ileal ischemia caused by unintentional ligation of the variant ileal branch of the SMA during laparoscopic right hemicolectomy, which was confirmed by indocyanine green (ICG) angiography and hyperspectral imaging (HSI). Intraoperative real-time perfusion monitoring using ICG angiography and tissue oxygen saturation monitoring using HSI could help detect segments of hypoperfusion and prevent hypoperfusion-related anastomotic complications.
9.Multidisciplinary treatment strategy for early colon cancer
Gyung Mo SON ; Su Bum PARK ; Tae Un KIM ; Byung-Soo PARK ; In Young LEE ; Joo-Young NA ; Dong Hoon SHIN ; Sang Bo OH ; Sung Hwan CHO ; Hyun Sung KIM ; Hyung Wook KIM
Journal of the Korean Medical Association 2022;65(9):558-567
Treatment for early colon cancer has progressed rapidly with endoscopic resection and minimally invasive surgery. Selection of patients without risk of lymph node metastasis is necessary before deciding on endoscopic resection for early colon cancer treatment. We aimed to review the optimal multidisciplinary treatment strategies for early colon cancer, including endoscopy and surgery.Current Concepts: Pathological risk factors include histologic grade of cancer cell differentiation, lymphovascular invasion, perineural invasion, tumor budding, and deep submucosal invasion. These risk factors for predicting lymph node metastasis are crucial for determining the treatment strategy of endoscopic excision and radical resection for early colon cancer. Prediction of the depth of invasion in early colon cancer using endoscopic optical assessments is vital to determine the appropriate treatment method for endoscopic or surgical resection. Furthermore, optical assessment of pit and vascular patterns is useful for estimating the depth of submucosal invasion using magnifying chromoendoscopy and narrow-band imaging endoscopy. Performing an endoscopic and pathologic evaluation of the risk factors for lymph node metastasis is imperative when selecting endoscopic or surgical resection. Endoscopic treatments include cold snare polypectomy, endoscopic mucosal resection, and endoscopic submucosal dissection. In addition, appropriate surgical treatment should be recommended for patients with early colon cancer with a high risk of lymph node metastasis.Discussion and Conclusion: A multidisciplinary approach should be recommended to establish an optimized treatment strategy, minimize the risk of complications, and obtain excellent oncologic outcomes via patienttailored treatment in patients with early colon cancer.
10.Intellectual Functioning of Pediatric Patients with Chronic Kidney Disease:Results from the KNOW-Ped CKD
Na Ri KANG ; Yo Han AHN ; Eujin PARK ; Keum Hwa LEE ; Hee Sun BAEK ; Seong Heon KIM ; Heeyeon CHO ; Min Hyun CHO ; Jae Il SHIN ; Joo Hoon LEE ; Hae Il CHEONG ; Hee Gyung KANG ; Young Seo PARK ; Il-Soo HA ; Duk-Soo MOON ; Kyoung Hee HAN
Journal of Korean Medical Science 2021;36(20):e138-
Background:
Chronic kidney disease (CKD) has a negative impact on growth and development in children and is a risk factor for neurocognitive impairment; however, there is limited research on the cognitive function of children and adolescents with CKD. This study therefore aimed to investigate the mean intelligence and risk factors for low intelligence in children and adolescents with CKD.
Methods:
Eighty-one patients with CKD under 18 years old were included in the KoreaN cohort study for Outcomes in patients With Pediatric Chronic Kidney Disease (KNOW-Ped CKD). Participants completed either the Wechsler Intelligence Scale for Children (6–16 years), or Wechsler Adult Intelligence Scale (> 16 years).
Results:
The mean full-scale intelligence quotient (IQ) was 91 ± 19; 24.7% of participants scored a full-scale IQ below 80. Participants with a short stature (height Z scores < −1.88), failure to thrive (weight Z scores < −1.65), more severe CKD stage (≥ IIIb), longer duration of CKD (≥ 5 years), and those who were Medicare or Medicaid beneficiaries, had significantly lower mean full-scale IQs.
Conclusion
On linear regression analysis, the association between the full-scale IQ, and longer duration of CKD and growth failure, remained significant after controlling for demographic and clinical variables. It is therefore necessary to investigate cognitive impairment in pediatric patients with CKD who exhibit growth failure or for a longer postmorbid period. It is believed that early interventions, such as kidney transplantation, will have a positive effect on IQ in children with CKD, as the disease negatively affects IQ due to poor glomerular filtration rate over time.

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