1.Adiposity Rebound Timing in Small for Gestational Age Children Treated With Growth Hormone: Results From LG Growth Study Data
Ji Hyun KIM ; Su Jin KIM ; In Hyuk CHUNG ; Jung Sub LIM
Journal of Korean Medical Science 2025;40(4):e12-
Background:
Adiposity rebound (AR) refers to the period during growth when the body mass index reaches its lowest point before increasing again. The timing of AR is associated with the development of obesity and puberty onset. Although studies have evaluated AR timing in Korean children, none has focused on children born small for gestational age (SGA).
Methods:
This study analyzed data from a multicenter observational clinical trial (LG Growth Study) to determine AR timing in children born SGA without catch-up growth (CUG) who were treated with growth hormone (GH) therapy. The study also aimed to identify factors associated with AR timing, examine the influence of AR timing on puberty onset, and assess the effectiveness of GH therapy.
Results:
A total of 151 children born SGA without CUG were included. Of them, 15% experienced AR between 4 and 5 years of age, 42% between 5 and 6 years, 27% between 6 and 7 years, and 16% after 7 years of age. A significant positive correlation was noted between the height standard deviation score at the start of treatment and AR timing. However, no significant correlation was observed between AR timing and puberty onset or the effectiveness of GH therapy.
Conclusion
This study provides insights into AR timing in prepubertal children who meet the specific SGA criteria and its relationship with growth outcomes. The findings suggest that AR in children born SGA who do not experience CUG occurs later than in the general population, with no significant relationship between AR timing and puberty onset or growth outcomes.
2.Adiposity Rebound Timing in Small for Gestational Age Children Treated With Growth Hormone: Results From LG Growth Study Data
Ji Hyun KIM ; Su Jin KIM ; In Hyuk CHUNG ; Jung Sub LIM
Journal of Korean Medical Science 2025;40(4):e12-
Background:
Adiposity rebound (AR) refers to the period during growth when the body mass index reaches its lowest point before increasing again. The timing of AR is associated with the development of obesity and puberty onset. Although studies have evaluated AR timing in Korean children, none has focused on children born small for gestational age (SGA).
Methods:
This study analyzed data from a multicenter observational clinical trial (LG Growth Study) to determine AR timing in children born SGA without catch-up growth (CUG) who were treated with growth hormone (GH) therapy. The study also aimed to identify factors associated with AR timing, examine the influence of AR timing on puberty onset, and assess the effectiveness of GH therapy.
Results:
A total of 151 children born SGA without CUG were included. Of them, 15% experienced AR between 4 and 5 years of age, 42% between 5 and 6 years, 27% between 6 and 7 years, and 16% after 7 years of age. A significant positive correlation was noted between the height standard deviation score at the start of treatment and AR timing. However, no significant correlation was observed between AR timing and puberty onset or the effectiveness of GH therapy.
Conclusion
This study provides insights into AR timing in prepubertal children who meet the specific SGA criteria and its relationship with growth outcomes. The findings suggest that AR in children born SGA who do not experience CUG occurs later than in the general population, with no significant relationship between AR timing and puberty onset or growth outcomes.
3.Transcatheter Arterial Embolization for the Control of Neoplastic Hemorrhage in Locally Advanced Breast Cancer: A Case Report
Ji Hwan KANG ; Myung Sub KIM ; Hyun Pyo HONG ; Do Yeon AHN
Journal of the Korean Society of Radiology 2025;86(1):180-184
Intractable bleeding from locally advanced breast carcinoma is a rare but challenging clinical problem. Given the patients’ poor overall condition and palliative care status, management options are often limited. Transcatheter arterial embolization (TAE) emerges as a potential alternative to traditional surgical or radiation-based approaches for hemorrhage control. This case report presents a successful application of TAE in managing spontaneous bleeding from a locally advanced breast cancer.
4.Adiposity Rebound Timing in Small for Gestational Age Children Treated With Growth Hormone: Results From LG Growth Study Data
Ji Hyun KIM ; Su Jin KIM ; In Hyuk CHUNG ; Jung Sub LIM
Journal of Korean Medical Science 2025;40(4):e12-
Background:
Adiposity rebound (AR) refers to the period during growth when the body mass index reaches its lowest point before increasing again. The timing of AR is associated with the development of obesity and puberty onset. Although studies have evaluated AR timing in Korean children, none has focused on children born small for gestational age (SGA).
Methods:
This study analyzed data from a multicenter observational clinical trial (LG Growth Study) to determine AR timing in children born SGA without catch-up growth (CUG) who were treated with growth hormone (GH) therapy. The study also aimed to identify factors associated with AR timing, examine the influence of AR timing on puberty onset, and assess the effectiveness of GH therapy.
Results:
A total of 151 children born SGA without CUG were included. Of them, 15% experienced AR between 4 and 5 years of age, 42% between 5 and 6 years, 27% between 6 and 7 years, and 16% after 7 years of age. A significant positive correlation was noted between the height standard deviation score at the start of treatment and AR timing. However, no significant correlation was observed between AR timing and puberty onset or the effectiveness of GH therapy.
Conclusion
This study provides insights into AR timing in prepubertal children who meet the specific SGA criteria and its relationship with growth outcomes. The findings suggest that AR in children born SGA who do not experience CUG occurs later than in the general population, with no significant relationship between AR timing and puberty onset or growth outcomes.
5.Transcatheter Arterial Embolization for the Control of Neoplastic Hemorrhage in Locally Advanced Breast Cancer: A Case Report
Ji Hwan KANG ; Myung Sub KIM ; Hyun Pyo HONG ; Do Yeon AHN
Journal of the Korean Society of Radiology 2025;86(1):180-184
Intractable bleeding from locally advanced breast carcinoma is a rare but challenging clinical problem. Given the patients’ poor overall condition and palliative care status, management options are often limited. Transcatheter arterial embolization (TAE) emerges as a potential alternative to traditional surgical or radiation-based approaches for hemorrhage control. This case report presents a successful application of TAE in managing spontaneous bleeding from a locally advanced breast cancer.
6.Adiposity Rebound Timing in Small for Gestational Age Children Treated With Growth Hormone: Results From LG Growth Study Data
Ji Hyun KIM ; Su Jin KIM ; In Hyuk CHUNG ; Jung Sub LIM
Journal of Korean Medical Science 2025;40(4):e12-
Background:
Adiposity rebound (AR) refers to the period during growth when the body mass index reaches its lowest point before increasing again. The timing of AR is associated with the development of obesity and puberty onset. Although studies have evaluated AR timing in Korean children, none has focused on children born small for gestational age (SGA).
Methods:
This study analyzed data from a multicenter observational clinical trial (LG Growth Study) to determine AR timing in children born SGA without catch-up growth (CUG) who were treated with growth hormone (GH) therapy. The study also aimed to identify factors associated with AR timing, examine the influence of AR timing on puberty onset, and assess the effectiveness of GH therapy.
Results:
A total of 151 children born SGA without CUG were included. Of them, 15% experienced AR between 4 and 5 years of age, 42% between 5 and 6 years, 27% between 6 and 7 years, and 16% after 7 years of age. A significant positive correlation was noted between the height standard deviation score at the start of treatment and AR timing. However, no significant correlation was observed between AR timing and puberty onset or the effectiveness of GH therapy.
Conclusion
This study provides insights into AR timing in prepubertal children who meet the specific SGA criteria and its relationship with growth outcomes. The findings suggest that AR in children born SGA who do not experience CUG occurs later than in the general population, with no significant relationship between AR timing and puberty onset or growth outcomes.
7.Transcatheter Arterial Embolization for the Control of Neoplastic Hemorrhage in Locally Advanced Breast Cancer: A Case Report
Ji Hwan KANG ; Myung Sub KIM ; Hyun Pyo HONG ; Do Yeon AHN
Journal of the Korean Society of Radiology 2025;86(1):180-184
Intractable bleeding from locally advanced breast carcinoma is a rare but challenging clinical problem. Given the patients’ poor overall condition and palliative care status, management options are often limited. Transcatheter arterial embolization (TAE) emerges as a potential alternative to traditional surgical or radiation-based approaches for hemorrhage control. This case report presents a successful application of TAE in managing spontaneous bleeding from a locally advanced breast cancer.
8.Differences in Prevalence and Psychosocial Characteristics of Irritable Bowel Syndrome According to Rome III and Rome IV Criteria in Medical and Nursing Students
Ji Hwan PARK ; Hyeok Jun JEONG ; Ka Eun LEE ; Hong Sub LEE ; Seung Jung YU ; Jun Sik YOON ; Eun Jeong CHOI ; Jung Ho PARK ; Ki Bae BANG ; Ju Seok KIM ; Yong Sung KIM ;
Journal of Neurogastroenterology and Motility 2024;30(4):491-500
Background/Aims:
In Korea, changes in the prevalence of irritable bowel syndrome (IBS) after the Rome IV update have not been extensively studied.The aim of this study is to compare the prevalence and psychosocial risk factors of IBS according to Rome III and Rome IV criteria in medical and nursing students.
Methods:
From August 13, 2021 to October 22, 2021, participants were enrolled and surveyed online. The survey includes general and specific questions for disease diagnosis and regarding participants’ social and psychological characteristics using the 36-item short form survey, the Brief Encounter Psychosocial Instrument-Korean version, and the Hospital Anxiety and Depression Scale.
Results:
In total, 338 medical students and 102 nursing students completed the survey. IBS was diagnosed in 78 students (17.7%) using Rome III criteria and in 51 students (11.6%) using Rome IV criteria. Significant differences in physical functioning score and severity score were observed between patients diagnosed using Rome IV criteria and patients diagnosed using Rome III criteria. Multiple logistic regression revealed that severity score (adjusted odds ratio = 1.01; 95% confidence interval: 1.00-1.21; P = 0.022) is the only predictor of IBS that differentiates Rome IV criteria from Rome III criteria.
Conclusions
Even after updating the Rome IV diagnostic criteria, the prevalence of IBS in medical and nursing students in Korea remained high.Patients who met the Rome IV criteria had more severe symptoms and lower quality of life than patients who met the Rome III criteria.
9.Characteristics of High-Risk Groups for Suicide in Korea Before and After the COVID-19 Pandemic: K-COMPASS Cohort Study
Jeong Hun YANG ; Dae Hun KANG ; C. Hyung Keun PARK ; Min Ji KIM ; Sang Jin RHEE ; Min-Hyuk KIM ; Jinhee LEE ; Sang Yeol LEE ; Won Sub KANG ; Seong-Jin CHO ; Shin Gyeom KIM ; Se-Hoon SHIM ; Jung-Joon MOON ; Jieun YOO ; Weon-Young LEE ; Yong Min AHN
Journal of Korean Neuropsychiatric Association 2024;63(4):246-259
Objectives:
This study examined the changes in the characteristics of high-risk suicide groups in South Korea before and after the COVID-19 pandemic using the Korean Cohort for the Model Predicting a Suicide and Suicide-related Behavior (K-COMPASS) cohort.
Methods:
The K-COMPASS is a longitudinal cohort study that started in 2015. The participants included suicide attempters and individuals with suicidal ideation from various hospitals and mental health centers in South Korea. This study compared the sociodemographic and psychiatric characteristics of 800 participants from the first cohort (2015–2019) with 511 participants from the second and third cohorts (2019–2024). Data were collected through structured interviews and validated scales.
Results:
The second and third cohort participants were younger, had a higher proportion of females, and exhibited more severe psychiatric symptoms and higher suicidal risk than the first cohort. The prevalence of physical illnesses decreased, while the use of psychiatric medications and the severity of mental health issues increased. In addition, significant sociodemographic changes were observed, such as higher educational levels and urban residency.
Conclusion
Significant shifts in the characteristics of high-risk suicide groups were observed during the COVID-19 pandemic, highlighting the need for targeted mental health interventions focusing on younger individuals and females to prevent suicide in high-risk groups.
10.Characteristics of High-Risk Groups for Suicide in Korea Before and After the COVID-19 Pandemic: K-COMPASS Cohort Study
Jeong Hun YANG ; Dae Hun KANG ; C. Hyung Keun PARK ; Min Ji KIM ; Sang Jin RHEE ; Min-Hyuk KIM ; Jinhee LEE ; Sang Yeol LEE ; Won Sub KANG ; Seong-Jin CHO ; Shin Gyeom KIM ; Se-Hoon SHIM ; Jung-Joon MOON ; Jieun YOO ; Weon-Young LEE ; Yong Min AHN
Journal of Korean Neuropsychiatric Association 2024;63(4):246-259
Objectives:
This study examined the changes in the characteristics of high-risk suicide groups in South Korea before and after the COVID-19 pandemic using the Korean Cohort for the Model Predicting a Suicide and Suicide-related Behavior (K-COMPASS) cohort.
Methods:
The K-COMPASS is a longitudinal cohort study that started in 2015. The participants included suicide attempters and individuals with suicidal ideation from various hospitals and mental health centers in South Korea. This study compared the sociodemographic and psychiatric characteristics of 800 participants from the first cohort (2015–2019) with 511 participants from the second and third cohorts (2019–2024). Data were collected through structured interviews and validated scales.
Results:
The second and third cohort participants were younger, had a higher proportion of females, and exhibited more severe psychiatric symptoms and higher suicidal risk than the first cohort. The prevalence of physical illnesses decreased, while the use of psychiatric medications and the severity of mental health issues increased. In addition, significant sociodemographic changes were observed, such as higher educational levels and urban residency.
Conclusion
Significant shifts in the characteristics of high-risk suicide groups were observed during the COVID-19 pandemic, highlighting the need for targeted mental health interventions focusing on younger individuals and females to prevent suicide in high-risk groups.

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