1.Effects of Loneliness and Subjective Well-Being on Depression in Female Adolescents: A Longitudinal Moderated Mediation Model of the Parental Relationship
Haemi CHOI ; Jeongeun LEE ; Eunjoo KIM ; Yoosik YOUM ; Kiho SUNG ; Dong-Gyun HAN ; Min-Hyeon PARK
Psychiatry Investigation 2026;23(1):142-153
Objective:
Adolescent depressive symptoms are increasingly recognized as a global concern for youth mental health. Female adolescents consistently report higher levels of depressive symptoms than their male counterparts, yet the psychological mechanisms underlying depressive symptoms remain insufficiently understood. Our longitudinal study examined the relationship between loneliness and depressive symptoms in female adolescents and investigated the mediating effect of subjective well-being (SWB) and the moderating influence of the parental relationship.
Methods:
Data were drawn from the Korean Study of Adolescent Health, a longitudinal study on adolescent mental health. The sample included 104 female high school students (mean age=15.33 years) who completed self-report surveys at three time points between April 2022 and July 2023. Measures assessed loneliness, SWB, depressive symptoms, and relationships with mothers and fathers. Mediation and moderated mediation analyses were conducted using SPSS PROCESS (Models 4 and 14), controlling for age, socioeconomic status, and baseline depressive symptoms.
Results:
Mediation analyses indicated that SWB fully mediated the longitudinal association between loneliness and depressive symptoms. Loneliness predicted lower SWB, which subsequently predicted more depressive symptoms. Moderated mediation analysis revealed that maternal, but not paternal, relationship quality significantly moderated the SWB-depressive symptoms link. The indirect effect was significant only among adolescents reporting stronger maternal relationships.
Conclusion
These findings underscore the importance of SWB in the link between loneliness and depressive symptoms among female adolescents and highlight the protective role of a positive maternal relationship. The results have implications for targeted prevention and intervention strategies to enhance emotional well-being in female adolescents.
2.Patient with Behçet Syndrome with Subaortic Pseudoaneurysm Who Underwent the Bentall Operation Showed Improvement after Medical Treatment
Hanbyul LEE ; Chang Sin KIM ; Jo Won JUNG ; Han Ki PARK ; Jong Gyun AHN
Yonsei Medical Journal 2025;66(6):390-394
Aortic regurgitation (AR) in children is usually caused by congenital valve anomalies, and Behçet syndrome (BS) can be suspected in cases of isolated AR. Patients with BS undergoing aortic valve surgery due to aortic valve invasion have a high risk of complications, such as leakage around the valve and dehiscence. Cardiovascular involvement occurs in 7%–46% of adult patients with BS and is the main cause of mortality; however, its prevalence is unclear and rare in children. A 12-year-old boy was diagnosed with severe AR associated with BS. A progressive subaortic pseudoaneurysm was observed after aortic valve replacement. The periaortic intracardiac pouch was at risk of rupture; therefore, the patient underwent a Bentall operation. After the Bentall procedure, a newly developed subaortic pseudoaneurysm was detected below the prosthetic valve. However, the risk of rupture reduced as the subaortic pseudoaneurysm regressed with anti-inflammatory drugs alone without reoperation. Repeated surgery is inevitable in patients with BS undergoing aortic valve surgery due to the progressive chronic inflammatory reactions that present with a pseudoaneurysm. Here, we report an 8-year follow-up of a pediatric case of BS with subaortic pseudoaneurysm, highlighting the importance of close follow-up, medical management, and early diagnosis in treating this condition.
3.Patient with Behçet Syndrome with Subaortic Pseudoaneurysm Who Underwent the Bentall Operation Showed Improvement after Medical Treatment
Hanbyul LEE ; Chang Sin KIM ; Jo Won JUNG ; Han Ki PARK ; Jong Gyun AHN
Yonsei Medical Journal 2025;66(6):390-394
Aortic regurgitation (AR) in children is usually caused by congenital valve anomalies, and Behçet syndrome (BS) can be suspected in cases of isolated AR. Patients with BS undergoing aortic valve surgery due to aortic valve invasion have a high risk of complications, such as leakage around the valve and dehiscence. Cardiovascular involvement occurs in 7%–46% of adult patients with BS and is the main cause of mortality; however, its prevalence is unclear and rare in children. A 12-year-old boy was diagnosed with severe AR associated with BS. A progressive subaortic pseudoaneurysm was observed after aortic valve replacement. The periaortic intracardiac pouch was at risk of rupture; therefore, the patient underwent a Bentall operation. After the Bentall procedure, a newly developed subaortic pseudoaneurysm was detected below the prosthetic valve. However, the risk of rupture reduced as the subaortic pseudoaneurysm regressed with anti-inflammatory drugs alone without reoperation. Repeated surgery is inevitable in patients with BS undergoing aortic valve surgery due to the progressive chronic inflammatory reactions that present with a pseudoaneurysm. Here, we report an 8-year follow-up of a pediatric case of BS with subaortic pseudoaneurysm, highlighting the importance of close follow-up, medical management, and early diagnosis in treating this condition.
4.Patient with Behçet Syndrome with Subaortic Pseudoaneurysm Who Underwent the Bentall Operation Showed Improvement after Medical Treatment
Hanbyul LEE ; Chang Sin KIM ; Jo Won JUNG ; Han Ki PARK ; Jong Gyun AHN
Yonsei Medical Journal 2025;66(6):390-394
Aortic regurgitation (AR) in children is usually caused by congenital valve anomalies, and Behçet syndrome (BS) can be suspected in cases of isolated AR. Patients with BS undergoing aortic valve surgery due to aortic valve invasion have a high risk of complications, such as leakage around the valve and dehiscence. Cardiovascular involvement occurs in 7%–46% of adult patients with BS and is the main cause of mortality; however, its prevalence is unclear and rare in children. A 12-year-old boy was diagnosed with severe AR associated with BS. A progressive subaortic pseudoaneurysm was observed after aortic valve replacement. The periaortic intracardiac pouch was at risk of rupture; therefore, the patient underwent a Bentall operation. After the Bentall procedure, a newly developed subaortic pseudoaneurysm was detected below the prosthetic valve. However, the risk of rupture reduced as the subaortic pseudoaneurysm regressed with anti-inflammatory drugs alone without reoperation. Repeated surgery is inevitable in patients with BS undergoing aortic valve surgery due to the progressive chronic inflammatory reactions that present with a pseudoaneurysm. Here, we report an 8-year follow-up of a pediatric case of BS with subaortic pseudoaneurysm, highlighting the importance of close follow-up, medical management, and early diagnosis in treating this condition.
5.Patient with Behçet Syndrome with Subaortic Pseudoaneurysm Who Underwent the Bentall Operation Showed Improvement after Medical Treatment
Hanbyul LEE ; Chang Sin KIM ; Jo Won JUNG ; Han Ki PARK ; Jong Gyun AHN
Yonsei Medical Journal 2025;66(6):390-394
Aortic regurgitation (AR) in children is usually caused by congenital valve anomalies, and Behçet syndrome (BS) can be suspected in cases of isolated AR. Patients with BS undergoing aortic valve surgery due to aortic valve invasion have a high risk of complications, such as leakage around the valve and dehiscence. Cardiovascular involvement occurs in 7%–46% of adult patients with BS and is the main cause of mortality; however, its prevalence is unclear and rare in children. A 12-year-old boy was diagnosed with severe AR associated with BS. A progressive subaortic pseudoaneurysm was observed after aortic valve replacement. The periaortic intracardiac pouch was at risk of rupture; therefore, the patient underwent a Bentall operation. After the Bentall procedure, a newly developed subaortic pseudoaneurysm was detected below the prosthetic valve. However, the risk of rupture reduced as the subaortic pseudoaneurysm regressed with anti-inflammatory drugs alone without reoperation. Repeated surgery is inevitable in patients with BS undergoing aortic valve surgery due to the progressive chronic inflammatory reactions that present with a pseudoaneurysm. Here, we report an 8-year follow-up of a pediatric case of BS with subaortic pseudoaneurysm, highlighting the importance of close follow-up, medical management, and early diagnosis in treating this condition.
6.Patient with Behçet Syndrome with Subaortic Pseudoaneurysm Who Underwent the Bentall Operation Showed Improvement after Medical Treatment
Hanbyul LEE ; Chang Sin KIM ; Jo Won JUNG ; Han Ki PARK ; Jong Gyun AHN
Yonsei Medical Journal 2025;66(6):390-394
Aortic regurgitation (AR) in children is usually caused by congenital valve anomalies, and Behçet syndrome (BS) can be suspected in cases of isolated AR. Patients with BS undergoing aortic valve surgery due to aortic valve invasion have a high risk of complications, such as leakage around the valve and dehiscence. Cardiovascular involvement occurs in 7%–46% of adult patients with BS and is the main cause of mortality; however, its prevalence is unclear and rare in children. A 12-year-old boy was diagnosed with severe AR associated with BS. A progressive subaortic pseudoaneurysm was observed after aortic valve replacement. The periaortic intracardiac pouch was at risk of rupture; therefore, the patient underwent a Bentall operation. After the Bentall procedure, a newly developed subaortic pseudoaneurysm was detected below the prosthetic valve. However, the risk of rupture reduced as the subaortic pseudoaneurysm regressed with anti-inflammatory drugs alone without reoperation. Repeated surgery is inevitable in patients with BS undergoing aortic valve surgery due to the progressive chronic inflammatory reactions that present with a pseudoaneurysm. Here, we report an 8-year follow-up of a pediatric case of BS with subaortic pseudoaneurysm, highlighting the importance of close follow-up, medical management, and early diagnosis in treating this condition.
8.Linking the Supplementary Motor Network and Executive Function in Developing Brain
Dong-Gyun HAN ; Bumhee PARK ; Seulgi LEE ; Haemi CHOI ; Yeeun KIM ; Seungmin LEE ; Min-Hyeon PARK
Clinical Psychopharmacology and Neuroscience 2025;23(4):579-589
Objective:
Essential development of the frontal lobe occurs during childhood and adolescence, affecting various executive function (EF) domains. Of the frontal areas, the supplementary motor area (SMA) located in the medial frontal cortex, is involved in various high-order EFs which include inhibition, working memory, and cognitive flexibility.However, it remains unclear how the functional network of the SMA is associated with EF development.
Methods:
We assessed Wisconsin Card Sorting Test (WCST) score and resting state functional magnetic resonance imaging data from 6- to 17-year-old children and adolescents to identify age differences in SMA functional connectivity (FC) associated with EF.
Results:
A total of 112 children and adolescents (62 males; mean [standard deviation] age, 12.21 [2.98] years) were included. After adjusting for sex, we discovered significant evidence in the older group that 300 FCs between the SMA and numerous regions of the brain, including the frontal, occipital, parietal, temporal, limbic, and cerebellar areas, were negatively correlated with the WCST subcategories (false discovery rate < 0.05).
Conclusion
This finding underscores the SMA’s pivotal role in executive dysfunction during developmental stages.Interestingly, this significant connectivity was absent in younger participants, highlighting the age range of 11−12 as a critical turning point for brain functional alterations involved in EF development. Since the crucial role of SMA in refining EF development has been underappreciated, this work has the potential to provide insight into both the nature of the functional alteration of SMA and the differences in individuals’ EF development trajectories.
9.Public effect of the 2022 Colorectal Cancer Awareness Campaign delivered through a metaverse platform
Tae-Gyun LEE ; Gil-Hyeon SONG ; Hong-min AHN ; Heung-Kwon OH ; Moonkyoung BYUN ; Eon Chul HAN ; Sohyun KIM ; Chang Woo KIM ; Hye Jin KIM ; Samin HONG ; Kee-Ho SONG ; Chan Wook KIM ; Yong Beom CHO ;
Annals of Coloproctology 2024;40(2):145-153
Purpose:
The Korean Society of Coloproctology has been conducting Colorectal Cancer Awareness Campaign, also known as the Gold Ribbon Campaign, every September since 2007. The 2022 campaign was held through a metaverse platform targeting the younger age group under the slogan of raising awareness of early-onset colorectal cancer (CRC). This study aimed to analyze the impact of the 2022 campaign on a metaverse platform.
Methods:
Anonymized survey data were collected from participants in the metaverse campaign from September 1 to 15, 2022. The satisfaction score of the participants was evaluated by sex, age group, and previous campaign participation status.
Results:
During the campaign, 2,770 people visited the metaverse. Among them, 455 people participated in the survey (response rate, 16.4%). Approximately 95% of the participants reported being satisfied with the information provided by the campaign, understood the necessity of undergoing screening for and prevention of early-onset CRC, and were familiar with the structure of the metaverse. The satisfaction score for campaign information tended to decrease as the participants’ age increased. When the participants’ overall level of satisfaction with the metaverse platform was assessed, teenagers scored particularly lower than the other age groups. The satisfaction scores for CRC information provided in the metaverse, as well as the scores for recognizing the seriousness and necessity of screening for early-onset CRC, indicated a high positive tendency (P<0.001).
Conclusion
Most of the 2022 Gold Ribbon Campaign participants were satisfied with the metaverse platform. Medical society should pay attention to increasing participation in and satisfaction with future public campaigns.
10.Prognostic Implication of Platelet Reactivity According to Left Ventricular Systolic Dysfunction Status in Patients Treated With Drug-Eluting Stent Implantation:Analysis of the PTRG-DES Consortium
Donghoon HAN ; Sun-Hwa KIM ; Dong Geum SHIN ; Min-Kyung KANG ; Seonghoon CHOI ; Namho LEE ; Byeong-Keuk KIM ; Hyung Joon JOO ; Kiyuk CHANG ; Yongwhi PARK ; Young Bin SONG ; Sung Gyun AHN ; Jung-Won SUH ; Sang Yeub LEE ; Ae-Young HER ; Young-Hoon JEONG ; Hyo-Soo KIM ; Moo Hyun KIM ; Do-Sun LIM ; Eun-Seok SHIN ; Jung Rae CHO ; For the PTRG Investigator
Journal of Korean Medical Science 2024;39(3):e27-
Background:
Coronary artery disease patients undergoing percutaneous coronary intervention (PCI) often exhibit reduced left ventricular ejection fraction (LVEF). However, the impact of LV dysfunction status in conjunction with platelet reactivity on clinical outcomes has not been previously investigated.
Methods:
From the multicenter PTRG-DES (Platelet function and genoType-Related long-term prognosis in DES-treated patients) consortium, the patients were classified as preserved-EF (PEF: LVEF ≥ 50%) and reduced-EF (REF: LVEF< 5 0%) group by echocardiography. Platelet reactivity was measured using VerifyNow P2Y 12 assay and high platelet reactivity (HPR) was defined as PRU ≥ 252. The major adverse cardiac and cerebrovascular events (MACCEs) were a composite of death, myocardial infarction, stent thrombosis and stroke at 5 years after PCI. Major bleeding was defined as Bleeding Academic Research Consortium bleeding types 3–5.
Results:
A total of 13,160 patients from PTRG-DES, 9,319 (79.6%) patients with the results of both PRU and LVEF were analyzed. The incidence of MACCE and major bleeding was higher in REF group as compared with PEF group (MACCEs: hazard ratio [HR] 2.17, P < 0.001, 95% confidence interval [CI] 1.85–2.55; major bleeding: HR 1.78, P < 0.001, 95% CI 1.39–2.78).The highest rate of MACCEs was found in patients with REF and HPR, and the difference between the groups was statistically significant (HR 3.14 in REF(+)/HPR(+) vs. PEF(+)/HPR(-) group,P <0.01, 95% CI 2.51–3.91). The frequency of major bleeding was not associated with the HPR in either group.
Conclusion
LV dysfunction was associated with an increased incidence of MACCEs and major bleeding in patients who underwent PCI. The HPR status further exhibited significant increase of MACCEs in patients with LV dysfunction in a large, real-world registry.Trial Registration: ClinicalTrials.gov Identifier: NCT04734028

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