1.Postoperative mid-sternal lipogranuloma with milky discharge following surgery for gynecomastia: a case report
Jun Mo KIM ; Ji Seon CHEON ; Woo Young CHOI ; Jeong Yeol YANG
Archives of Aesthetic Plastic Surgery 2026;32(2):41-44
Lipogranuloma is a chronic inflammatory response to lipid material within tissues and may develop secondary to fat necrosis, trauma, or exogenous lipid exposure. We report a case of postoperative mid-sternal lipogranuloma with milky discharge in a 35-year-old man that occurred 6 months after surgery for gynecomastia performed through a periareolar incision with adjunctive liposuction. The patient presented with two firm, non-tender nodules at the sternal midline, distant from the operative site, and laboratory findings were unremarkable. Surgical exploration revealed milky white discharge, and histopathologic examination demonstrated lipid-laden macrophages, multinucleated giant cells, and fibrosis, consistent with lipogranulomatous inflammation. No evidence of malignancy or infection was identified, and no recurrence was observed during 2 years of follow-up. The proposed mechanisms include displacement of residual ductal epithelium or lipid material during surgical manipulation, as well as postoperative fat necrosis leading to secondary lipogranulomatous inflammation. This case highlights that postoperative lipogranulomatous inflammation may present at sites distant from the primary operative field. Recognition of this entity is important in the evaluation of postoperative chest wall masses to avoid misdiagnosis and unnecessary intervention.
2.Zygomatic bone deformation caused by a periorbital epidermoid cyst in a child: a case report and literature review
Jun Mo KIM ; Woo Young CHOI ; Ji Seon CHEON ; Jeong Yeol YANG
Archives of Craniofacial Surgery 2026;27(3):146-150
Epidermoid and dermoid cysts are common congenital lesions of the pediatric periorbital region arising from ectodermal inclusion during embryologic development. Although these lesions originate in the soft tissue, chronic pressure from long-standing masses may induce cortical depression or remodeling of adjacent craniofacial bones, particularly in young children with malleable skeletal structures. We report a case of a 26-month-old girl presenting with a small periorbital epidermoid cyst associated with pressure-induced depression of the zygomatic surface. Radiologic evaluation revealed a well-circumscribed cystic lesion abutting the frontal process of the zygoma with smooth cortical indentation and no features suggestive of aggressive osseous pathology. Complete excision was performed through a lateral brow approach with preservation of the periosteum. Histopathologic examination confirmed an epidermoid cyst. Postoperative follow-up demonstrated progressive spontaneous restoration of the zygomatic contour without the need for bone grafting or alloplastic materials, reflecting the osteogenic potential of the pediatric periosteum. This case emphasizes the importance of distinguishing secondary pressure-related bone remodeling from true intraosseous lesions in the pediatric craniofacial region and highlights the capacity for natural osseous recovery following removal of the compressive source. A brief review of relevant embryologic and radiologic considerations is also provided.
3.Early Administration of Nelonemdaz May Improve the Stroke Outcomes in Patients With Acute Stroke
Jin Soo LEE ; Ji Sung LEE ; Seong Hwan AHN ; Hyun Goo KANG ; Tae-Jin SONG ; Dong-Ick SHIN ; Hee-Joon BAE ; Chang Hun KIM ; Sung Hyuk HEO ; Jae-Kwan CHA ; Yeong Bae LEE ; Eung Gyu KIM ; Man Seok PARK ; Hee-Kwon PARK ; Jinkwon KIM ; Sungwook YU ; Heejung MO ; Sung Il SOHN ; Jee Hyun KWON ; Jae Guk KIM ; Young Seo KIM ; Jay Chol CHOI ; Yang-Ha HWANG ; Keun Hwa JUNG ; Soo-Kyoung KIM ; Woo Keun SEO ; Jung Hwa SEO ; Joonsang YOO ; Jun Young CHANG ; Mooseok PARK ; Kyu Sun YUM ; Chun San AN ; Byoung Joo GWAG ; Dennis W. CHOI ; Ji Man HONG ; Sun U. KWON ;
Journal of Stroke 2025;27(2):279-283
4.Neuromodulation as a Potential Intervention for Children With Attention-Deficit/Hyperactivity Disorder
Journal of the Korean Academy of Child and Adolescent Psychiatry 2025;36(1):2-10
This review examines the therapeutic potential of neuromodulation methods, including neurofeedback, transcranial direct current stimulation (tDCS), and transcranial magnetic stimulation (TMS), as non-pharmacological interventions for children with attentiondeficit/hyperactivity disorder (ADHD). A comprehensive review of current studies was conducted, focusing on each technique’s mechanism, application, and efficacy in managing ADHD symptoms and cognitive deficits. Studies included human participants with ADHD, evaluating changes in symptom severity and cognitive outcomes. Neurofeedback demonstrated efficacy in symptom reduction, particularly when combined with pharmacotherapy, yielding sustained improvements. tDCS showed moderate efficacy, especially in attention and impulsivity control; however, variability in protocols and pediatric response highlights the need for standardization. TMS exhibited mixed outcomes, with high-frequency TMS targeting the dorsolateral prefrontal cortex indicating potential cognitive benefits, though results were inconsistent across studies. Neuromodulation presents a promising complementary approach for ADHD treatment in children, potentially addressing limitations of pharmacotherapy. Future research should focus on optimizing stimulation parameters, increasing sample sizes, and refining methodologies to establish neuromodulation as part of standard ADHD treatment protocols.
5.Sex Differences in Procedural Characteristics and Clinical Outcomes Among Patients Undergoing Bifurcation PCI
Hyun Jin AHN ; Francesco BRUNO ; Jeehoon KANG ; Doyeon HWANG ; Han-Mo YANG ; Jung-Kyu HAN ; Leonardo De LUCA ; Ovidio de FILIPPO ; Alessio MATTESINI ; Kyung Woo PARK ; Alessandra TRUFFA ; Wojciech WANHA ; Young Bin SONG ; Sebastiano GILI ; Woo Jung CHUN ; Gerard HELFT ; Seung-Ho HUR ; Bernardo CORTESE ; Seung Hwan HAN ; Javier ESCANED ; Alaide CHIEFFO ; Ki Hong CHOI ; Guglielmo GALLONE ; Joon-Hyung DOH ; Gaetano De FERRARI ; Soon-Jun HONG ; Giorgio QUADRI ; Chang-Wook NAM ; Hyeon-Cheol GWON ; Hyo-Soo KIM ; Fabrizio D’ASCENZO ; Bon-Kwon KOO
Korean Circulation Journal 2025;55(1):5-16
Background and Objectives:
The risk profiles, procedural characteristics, and clinical outcomes for women undergoing bifurcation percutaneous coronary intervention (PCI) are not well defined compared to those in men.
Methods:
COronary BIfurcation Stenting III (COBIS III) is a multicenter, real-world registry of 2,648 patients with bifurcation lesions treated with second-generation drug-eluting stents.We compared the angiographic and procedural characteristics and clinical outcomes based on sex. The primary outcome was 5-year target lesion failure (TLF), a composite of cardiac death, myocardial infarction, and target lesion revascularization.
Results:
Women (n=635, 24%) were older, had hypertension and diabetes more often, and had smaller main vessel and side branch reference diameters than men. The pre- and post-PCI angiographic percentage diameter stenoses of the main vessel and side branch were comparable between women and men. There were no differences in procedural characteristics between the sexes. Women and men had a similar risk of TLF (6.3% vs. 7.1%, p=0.63) as well as its individual components and sex was not an independent predictor of TLF. This finding was consistent in the left main and 2 stenting subgroups.
Conclusions
In patients undergoing bifurcation PCI, sex was not an independent predictor of adverse outcome.
6.Sex Differences in Procedural Characteristics and Clinical Outcomes Among Patients Undergoing Bifurcation PCI
Hyun Jin AHN ; Francesco BRUNO ; Jeehoon KANG ; Doyeon HWANG ; Han-Mo YANG ; Jung-Kyu HAN ; Leonardo De LUCA ; Ovidio de FILIPPO ; Alessio MATTESINI ; Kyung Woo PARK ; Alessandra TRUFFA ; Wojciech WANHA ; Young Bin SONG ; Sebastiano GILI ; Woo Jung CHUN ; Gerard HELFT ; Seung-Ho HUR ; Bernardo CORTESE ; Seung Hwan HAN ; Javier ESCANED ; Alaide CHIEFFO ; Ki Hong CHOI ; Guglielmo GALLONE ; Joon-Hyung DOH ; Gaetano De FERRARI ; Soon-Jun HONG ; Giorgio QUADRI ; Chang-Wook NAM ; Hyeon-Cheol GWON ; Hyo-Soo KIM ; Fabrizio D’ASCENZO ; Bon-Kwon KOO
Korean Circulation Journal 2025;55(1):5-16
Background and Objectives:
The risk profiles, procedural characteristics, and clinical outcomes for women undergoing bifurcation percutaneous coronary intervention (PCI) are not well defined compared to those in men.
Methods:
COronary BIfurcation Stenting III (COBIS III) is a multicenter, real-world registry of 2,648 patients with bifurcation lesions treated with second-generation drug-eluting stents.We compared the angiographic and procedural characteristics and clinical outcomes based on sex. The primary outcome was 5-year target lesion failure (TLF), a composite of cardiac death, myocardial infarction, and target lesion revascularization.
Results:
Women (n=635, 24%) were older, had hypertension and diabetes more often, and had smaller main vessel and side branch reference diameters than men. The pre- and post-PCI angiographic percentage diameter stenoses of the main vessel and side branch were comparable between women and men. There were no differences in procedural characteristics between the sexes. Women and men had a similar risk of TLF (6.3% vs. 7.1%, p=0.63) as well as its individual components and sex was not an independent predictor of TLF. This finding was consistent in the left main and 2 stenting subgroups.
Conclusions
In patients undergoing bifurcation PCI, sex was not an independent predictor of adverse outcome.
7.Neuromodulation as a Potential Intervention for Children With Attention-Deficit/Hyperactivity Disorder
Journal of the Korean Academy of Child and Adolescent Psychiatry 2025;36(1):2-10
This review examines the therapeutic potential of neuromodulation methods, including neurofeedback, transcranial direct current stimulation (tDCS), and transcranial magnetic stimulation (TMS), as non-pharmacological interventions for children with attentiondeficit/hyperactivity disorder (ADHD). A comprehensive review of current studies was conducted, focusing on each technique’s mechanism, application, and efficacy in managing ADHD symptoms and cognitive deficits. Studies included human participants with ADHD, evaluating changes in symptom severity and cognitive outcomes. Neurofeedback demonstrated efficacy in symptom reduction, particularly when combined with pharmacotherapy, yielding sustained improvements. tDCS showed moderate efficacy, especially in attention and impulsivity control; however, variability in protocols and pediatric response highlights the need for standardization. TMS exhibited mixed outcomes, with high-frequency TMS targeting the dorsolateral prefrontal cortex indicating potential cognitive benefits, though results were inconsistent across studies. Neuromodulation presents a promising complementary approach for ADHD treatment in children, potentially addressing limitations of pharmacotherapy. Future research should focus on optimizing stimulation parameters, increasing sample sizes, and refining methodologies to establish neuromodulation as part of standard ADHD treatment protocols.
8.Early Administration of Nelonemdaz May Improve the Stroke Outcomes in Patients With Acute Stroke
Jin Soo LEE ; Ji Sung LEE ; Seong Hwan AHN ; Hyun Goo KANG ; Tae-Jin SONG ; Dong-Ick SHIN ; Hee-Joon BAE ; Chang Hun KIM ; Sung Hyuk HEO ; Jae-Kwan CHA ; Yeong Bae LEE ; Eung Gyu KIM ; Man Seok PARK ; Hee-Kwon PARK ; Jinkwon KIM ; Sungwook YU ; Heejung MO ; Sung Il SOHN ; Jee Hyun KWON ; Jae Guk KIM ; Young Seo KIM ; Jay Chol CHOI ; Yang-Ha HWANG ; Keun Hwa JUNG ; Soo-Kyoung KIM ; Woo Keun SEO ; Jung Hwa SEO ; Joonsang YOO ; Jun Young CHANG ; Mooseok PARK ; Kyu Sun YUM ; Chun San AN ; Byoung Joo GWAG ; Dennis W. CHOI ; Ji Man HONG ; Sun U. KWON ;
Journal of Stroke 2025;27(2):279-283
9.Sex Differences in Procedural Characteristics and Clinical Outcomes Among Patients Undergoing Bifurcation PCI
Hyun Jin AHN ; Francesco BRUNO ; Jeehoon KANG ; Doyeon HWANG ; Han-Mo YANG ; Jung-Kyu HAN ; Leonardo De LUCA ; Ovidio de FILIPPO ; Alessio MATTESINI ; Kyung Woo PARK ; Alessandra TRUFFA ; Wojciech WANHA ; Young Bin SONG ; Sebastiano GILI ; Woo Jung CHUN ; Gerard HELFT ; Seung-Ho HUR ; Bernardo CORTESE ; Seung Hwan HAN ; Javier ESCANED ; Alaide CHIEFFO ; Ki Hong CHOI ; Guglielmo GALLONE ; Joon-Hyung DOH ; Gaetano De FERRARI ; Soon-Jun HONG ; Giorgio QUADRI ; Chang-Wook NAM ; Hyeon-Cheol GWON ; Hyo-Soo KIM ; Fabrizio D’ASCENZO ; Bon-Kwon KOO
Korean Circulation Journal 2025;55(1):5-16
Background and Objectives:
The risk profiles, procedural characteristics, and clinical outcomes for women undergoing bifurcation percutaneous coronary intervention (PCI) are not well defined compared to those in men.
Methods:
COronary BIfurcation Stenting III (COBIS III) is a multicenter, real-world registry of 2,648 patients with bifurcation lesions treated with second-generation drug-eluting stents.We compared the angiographic and procedural characteristics and clinical outcomes based on sex. The primary outcome was 5-year target lesion failure (TLF), a composite of cardiac death, myocardial infarction, and target lesion revascularization.
Results:
Women (n=635, 24%) were older, had hypertension and diabetes more often, and had smaller main vessel and side branch reference diameters than men. The pre- and post-PCI angiographic percentage diameter stenoses of the main vessel and side branch were comparable between women and men. There were no differences in procedural characteristics between the sexes. Women and men had a similar risk of TLF (6.3% vs. 7.1%, p=0.63) as well as its individual components and sex was not an independent predictor of TLF. This finding was consistent in the left main and 2 stenting subgroups.
Conclusions
In patients undergoing bifurcation PCI, sex was not an independent predictor of adverse outcome.
10.Early Administration of Nelonemdaz May Improve the Stroke Outcomes in Patients With Acute Stroke
Jin Soo LEE ; Ji Sung LEE ; Seong Hwan AHN ; Hyun Goo KANG ; Tae-Jin SONG ; Dong-Ick SHIN ; Hee-Joon BAE ; Chang Hun KIM ; Sung Hyuk HEO ; Jae-Kwan CHA ; Yeong Bae LEE ; Eung Gyu KIM ; Man Seok PARK ; Hee-Kwon PARK ; Jinkwon KIM ; Sungwook YU ; Heejung MO ; Sung Il SOHN ; Jee Hyun KWON ; Jae Guk KIM ; Young Seo KIM ; Jay Chol CHOI ; Yang-Ha HWANG ; Keun Hwa JUNG ; Soo-Kyoung KIM ; Woo Keun SEO ; Jung Hwa SEO ; Joonsang YOO ; Jun Young CHANG ; Mooseok PARK ; Kyu Sun YUM ; Chun San AN ; Byoung Joo GWAG ; Dennis W. CHOI ; Ji Man HONG ; Sun U. KWON ;
Journal of Stroke 2025;27(2):279-283

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