1.Comprehensive Approaches to Diagnosis and Treatment of Sensitive Skin
Hye One KIM ; Ji Young UM ; Han Bi KIM ; So Yeon LEE ; Hyun CHOI ; Jihye KIM ; Eunbi KO ; Bo Young CHUNG ; Chun Wook PARK
Annals of Dermatology 2025;37(4):173-182
Sensitive skin (SS) is increasingly recognized as a complex syndrome characterized by discomfort and heightened sensitivity to otherwise harmless stimuli, such as environmental changes, physical contact, and cosmetic products. This condition poses challenges in both diagnosis and treatment due to its variable presentation and subjective nature. The pathophysiological features of SS include neurogenic inflammation and small fiber neuropathy, largely driven by the hyperactivation of sensory nerves. This hyperactivation is closely associated with transient receptor potential (TRP) channels, particularly TRPV1, which contribute to the exaggerated sensory responses seen in SS. Furthermore, psychological factors like stress and anxiety, along with environmental stressors such as pollution and ultraviolet exposure, play significant roles in exacerbating symptoms. The diverse and individualized responses to stimuli make it difficult to establish standardized diagnostic criteria for SS, necessitating a combination of subjective diagnostic tools (e.g., the Sensitive Scale-10) and objective assessments (e.g., transepidermal water loss and lactic acid sting test) to accurately identify and assess SS. This paper provides a comprehensive review of SS, covering its definition, prevalence, pathogenesis, diagnostic challenges, and management strategies, and highlights the importance of personalized care in effectively managing SS and improving patient quality of life.
2.Transradial Versus Transfemoral Access for Bifurcation Percutaneous Coronary Intervention Using SecondGeneration Drug-Eluting Stent
Jung-Hee LEE ; Young Jin YOUN ; Ho Sung JEON ; Jun-Won LEE ; Sung Gyun AHN ; Junghan YOON ; Hyeon-Cheol GWON ; Young Bin SONG ; Ki Hong CHOI ; Hyo-Soo KIM ; Woo Jung CHUN ; Seung-Ho HUR ; Chang-Wook NAM ; Yun-Kyeong CHO ; Seung Hwan HAN ; Seung-Woon RHA ; In-Ho CHAE ; Jin-Ok JEONG ; Jung Ho HEO ; Do-Sun LIM ; Jong-Seon PARK ; Myeong-Ki HONG ; Joon-Hyung DOH ; Kwang Soo CHA ; Doo-Il KIM ; Sang Yeub LEE ; Kiyuk CHANG ; Byung-Hee HWANG ; So-Yeon CHOI ; Myung Ho JEONG ; Hyun-Jong LEE
Journal of Korean Medical Science 2024;39(10):e111-
Background:
The benefits of transradial access (TRA) over transfemoral access (TFA) for bifurcation percutaneous coronary intervention (PCI) are uncertain because of the limited availability of device selection. This study aimed to compare the procedural differences and the in-hospital and long-term outcomes of TRA and TFA for bifurcation PCI using secondgeneration drug-eluting stents (DESs).
Methods:
Based on data from the Coronary Bifurcation Stenting Registry III, a retrospective registry of 2,648 patients undergoing bifurcation PCI with second-generation DES from 21 centers in South Korea, patients were categorized into the TRA group (n = 1,507) or the TFA group (n = 1,141). After propensity score matching (PSM), procedural differences, in-hospital outcomes, and device-oriented composite outcomes (DOCOs; a composite of cardiac death, target vessel-related myocardial infarction, and target lesion revascularization) were compared between the two groups (772 matched patients each group).
Results:
Despite well-balanced baseline clinical and lesion characteristics after PSM, the use of the two-stent strategy (14.2% vs. 23.7%, P = 0.001) and the incidence of in-hospital adverse outcomes, primarily driven by access site complications (2.2% vs. 4.4%, P = 0.015), were significantly lower in the TRA group than in the TFA group. At the 5-year follow-up, the incidence of DOCOs was similar between the groups (6.3% vs. 7.1%, P = 0.639).
Conclusion
The findings suggested that TRA may be safer than TFA for bifurcation PCI using second-generation DESs. Despite differences in treatment strategy, TRA was associated with similar long-term clinical outcomes as those of TFA. Therefore, TRA might be the preferred access for bifurcation PCI using second-generation DES.
3.Lower Extremity Biomechanical Comparison Analysis of Single Leg Drop Landing among Normal Foot and Flat Foot
Sa Bin CHUN ; Beom Soo KIM ; So Young JOO ; Qian QIAN ; Zhao FEI ; Jong Chul PARK
The Korean Journal of Sports Medicine 2024;42(4):289-295
Purpose:
The purpose of this study is to compare and analyze the differences in biomechanical function and energy absorption of the lower extremity in the sagittal plane when single leg drop landing between groups with flat foot and normal foot.
Methods:
Twenty-eight healthy men in their 20s were classified into 13 with flat foot and 15 with normal foot through evaluation of navicular drop test. Using a motion analysis system, loading rate (N/sec), peak vertical ground reaction force (N/body weight [BW]), sagittal plane hip, knee, and ankle joint range of motion (°), peak moment (Nm/BW), peak joint power (W/BW) and peak joint work (J/BW) were calculated and analyzed during single leg drop landing.
Results:
During single leg drop landing, the flat foot and normal foot groups showed no significant differences in loading rate, peak vertical ground reaction force, hip and knee joint range of motion, peak knee and ankle joint moment, peak joint power, and peak joint work (p> 0.05). However, the flat foot group showed greater ankle range of motion and peak hip joint flexion moment compared to the normal foot group (p=0.040 and p=0.018, respectively).
Conclusion
The flat foot group shows sagittal plane landing mechanics that are different from the normal foot group during single leg drop landing and appears to try to distribute shock by relying on the distal joint compared to the normal foot group.
4.Lower Extremity Biomechanical Comparison Analysis of Single Leg Drop Landing among Normal Foot and Flat Foot
Sa Bin CHUN ; Beom Soo KIM ; So Young JOO ; Qian QIAN ; Zhao FEI ; Jong Chul PARK
The Korean Journal of Sports Medicine 2024;42(4):289-295
Purpose:
The purpose of this study is to compare and analyze the differences in biomechanical function and energy absorption of the lower extremity in the sagittal plane when single leg drop landing between groups with flat foot and normal foot.
Methods:
Twenty-eight healthy men in their 20s were classified into 13 with flat foot and 15 with normal foot through evaluation of navicular drop test. Using a motion analysis system, loading rate (N/sec), peak vertical ground reaction force (N/body weight [BW]), sagittal plane hip, knee, and ankle joint range of motion (°), peak moment (Nm/BW), peak joint power (W/BW) and peak joint work (J/BW) were calculated and analyzed during single leg drop landing.
Results:
During single leg drop landing, the flat foot and normal foot groups showed no significant differences in loading rate, peak vertical ground reaction force, hip and knee joint range of motion, peak knee and ankle joint moment, peak joint power, and peak joint work (p> 0.05). However, the flat foot group showed greater ankle range of motion and peak hip joint flexion moment compared to the normal foot group (p=0.040 and p=0.018, respectively).
Conclusion
The flat foot group shows sagittal plane landing mechanics that are different from the normal foot group during single leg drop landing and appears to try to distribute shock by relying on the distal joint compared to the normal foot group.
5.Lower Extremity Biomechanical Comparison Analysis of Single Leg Drop Landing among Normal Foot and Flat Foot
Sa Bin CHUN ; Beom Soo KIM ; So Young JOO ; Qian QIAN ; Zhao FEI ; Jong Chul PARK
The Korean Journal of Sports Medicine 2024;42(4):289-295
Purpose:
The purpose of this study is to compare and analyze the differences in biomechanical function and energy absorption of the lower extremity in the sagittal plane when single leg drop landing between groups with flat foot and normal foot.
Methods:
Twenty-eight healthy men in their 20s were classified into 13 with flat foot and 15 with normal foot through evaluation of navicular drop test. Using a motion analysis system, loading rate (N/sec), peak vertical ground reaction force (N/body weight [BW]), sagittal plane hip, knee, and ankle joint range of motion (°), peak moment (Nm/BW), peak joint power (W/BW) and peak joint work (J/BW) were calculated and analyzed during single leg drop landing.
Results:
During single leg drop landing, the flat foot and normal foot groups showed no significant differences in loading rate, peak vertical ground reaction force, hip and knee joint range of motion, peak knee and ankle joint moment, peak joint power, and peak joint work (p> 0.05). However, the flat foot group showed greater ankle range of motion and peak hip joint flexion moment compared to the normal foot group (p=0.040 and p=0.018, respectively).
Conclusion
The flat foot group shows sagittal plane landing mechanics that are different from the normal foot group during single leg drop landing and appears to try to distribute shock by relying on the distal joint compared to the normal foot group.
6.Lower Extremity Biomechanical Comparison Analysis of Single Leg Drop Landing among Normal Foot and Flat Foot
Sa Bin CHUN ; Beom Soo KIM ; So Young JOO ; Qian QIAN ; Zhao FEI ; Jong Chul PARK
The Korean Journal of Sports Medicine 2024;42(4):289-295
Purpose:
The purpose of this study is to compare and analyze the differences in biomechanical function and energy absorption of the lower extremity in the sagittal plane when single leg drop landing between groups with flat foot and normal foot.
Methods:
Twenty-eight healthy men in their 20s were classified into 13 with flat foot and 15 with normal foot through evaluation of navicular drop test. Using a motion analysis system, loading rate (N/sec), peak vertical ground reaction force (N/body weight [BW]), sagittal plane hip, knee, and ankle joint range of motion (°), peak moment (Nm/BW), peak joint power (W/BW) and peak joint work (J/BW) were calculated and analyzed during single leg drop landing.
Results:
During single leg drop landing, the flat foot and normal foot groups showed no significant differences in loading rate, peak vertical ground reaction force, hip and knee joint range of motion, peak knee and ankle joint moment, peak joint power, and peak joint work (p> 0.05). However, the flat foot group showed greater ankle range of motion and peak hip joint flexion moment compared to the normal foot group (p=0.040 and p=0.018, respectively).
Conclusion
The flat foot group shows sagittal plane landing mechanics that are different from the normal foot group during single leg drop landing and appears to try to distribute shock by relying on the distal joint compared to the normal foot group.
7.Lower Extremity Biomechanical Comparison Analysis of Single Leg Drop Landing among Normal Foot and Flat Foot
Sa Bin CHUN ; Beom Soo KIM ; So Young JOO ; Qian QIAN ; Zhao FEI ; Jong Chul PARK
The Korean Journal of Sports Medicine 2024;42(4):289-295
Purpose:
The purpose of this study is to compare and analyze the differences in biomechanical function and energy absorption of the lower extremity in the sagittal plane when single leg drop landing between groups with flat foot and normal foot.
Methods:
Twenty-eight healthy men in their 20s were classified into 13 with flat foot and 15 with normal foot through evaluation of navicular drop test. Using a motion analysis system, loading rate (N/sec), peak vertical ground reaction force (N/body weight [BW]), sagittal plane hip, knee, and ankle joint range of motion (°), peak moment (Nm/BW), peak joint power (W/BW) and peak joint work (J/BW) were calculated and analyzed during single leg drop landing.
Results:
During single leg drop landing, the flat foot and normal foot groups showed no significant differences in loading rate, peak vertical ground reaction force, hip and knee joint range of motion, peak knee and ankle joint moment, peak joint power, and peak joint work (p> 0.05). However, the flat foot group showed greater ankle range of motion and peak hip joint flexion moment compared to the normal foot group (p=0.040 and p=0.018, respectively).
Conclusion
The flat foot group shows sagittal plane landing mechanics that are different from the normal foot group during single leg drop landing and appears to try to distribute shock by relying on the distal joint compared to the normal foot group.
8.SoUth Korean study to PrEvent cognitive impaiRment and protect BRAIN health through Multidomain interventions via facE-to-facE and video communication plaTforms in mild cognitive impairment (SUPERBRAIN-MEET): Protocol for a Multicenter Randomized Controlled Trial
Soo Hyun CHO ; Hae Jin KANG ; Yoo Kyoung PARK ; So Young MOON ; Chang Hyung HONG ; Hae Ri NA ; Hong-Sun SONG ; Muncheong CHOI ; Sooin JEONG ; Kyung Won PARK ; Hyun Sook KIM ; Buong-O CHUN ; Jiwoo JUNG ; Jee Hyang JEONG ; Seong Hye CHOI
Dementia and Neurocognitive Disorders 2024;23(1):30-43
Background:
and Purpose: The SoUth Korea study to PrEvent cognitive impaiRment and protect BRAIN health through lifestyle intervention (SUPERBRAIN) proved the feasibility of multidomain intervention for elderly people. One-quarter of the Korean population over 65 years of age has mild cognitive impairment (MCI). Digital health interventions may be costeffective and have fewer spatial constraints. We aim to examine the efficacy of a multidomain intervention through both face-to-face interactions and video communication platforms using a tablet personal computer (PC) application in MCI.
Methods:
Three hundred participants aged 60–85 years, with MCI and at least one modifiable dementia risk factor, will be recruited from 17 centers and randomly assigned in a 1:1 ratio to the multidomain intervention and the waiting-list control groups. Participants will receive the 24-week intervention through the tablet PC SUPERBRAIN application, which encompasses the following five elements: managing metabolic and vascular risk factors, cognitive training,physical exercise, nutritional guidance, and boosting motivation. Participants will attend the interventions at a facility every 1–2 weeks. They will also engage in one or two self-administered cognitive training sessions utilizing the tablet PC application at home each week. They will participate in twice or thrice weekly online exercise sessions at home via the ZOOM platform. The primary outcome will be the change in the total scale index score of the Repeatable Battery for the Assessment of Neuropsychological Status from baseline to study end.
Conclusions
This study will inform the effectiveness of a comprehensive multidomain intervention utilizing digital technologies in MCI.
9.Decreased Serum Cocaine- and Amphetamine-Regulated Transcript Level in Internet Gaming Disorder
Ara CHO ; Heejin LEE ; Dong Huey CHEON ; So Young YOO ; Arom PYEON ; Ji-Won CHUN ; Ji Hyun BACK ; Yae Eun PARK ; Dai-Jin KIM ; Ji Eun LEE ; Jung-Seok CHOI
Psychiatry Investigation 2024;21(7):755-761
Objective:
Vulnerability to internet gaming disorder (IGD) has increased as internet gaming continues to grow. Cocaine- and amphetamine-regulated transcript (CART) is a hormone that plays a role in reward, anxiety, and stress. The purpose of this study was to identify the role of CART in the pathophysiology of IGD.
Methods:
The serum CART levels were measured by enzyme-linked immunosorbent assay, and the associations of the serum CART level with psychological variables were analyzed in patients with IGD (n=31) and healthy controls (HC) (n=42).
Results:
The serum CART level was significantly lower in the IGD than HC group. The IGD group scored significantly higher than the HC group on the psychological domains of depression, anxiety, the reward response in the Behavioral Activation System and Behavioral Inhibition System. There were no significant correlations between serum CART level and other psychological variables in the IGD group.
Conclusion
Our results indicate that a decrease in the expression of the serum CART level is associated with the vulnerability of developing IGD. This study supports the possibility that CART is a biomarker in the pathophysiology of IGD.
10.Pharmacological Management of Germinal Matrix-Intraventricular Hemorrhage
Jaewoo CHUNG ; Sang Koo LEE ; Chun-Sung CHO ; Young Jin KIM ; Jung Ho KO ; Jung-Ho YUN ; Jin-Shup SO ; In-Ho JUNG
Journal of Korean Neurosurgical Society 2023;66(3):258-262
Germinal matrix-intraventricular hemorrhage (GM-IVH) is among the devastating neurological complications with mortality and neurodevelopmental disability rates ranging from 14.7% to 44.7% in preterm infants. The medical techniques have improved throughout the years, as the morbidity-free survival rate of very-low-birth-weight infants has increased; however, the neonatal and long-term morbidity rates have not significantly improved. To this date, there is no strong evidence on pharmacological management on GM-IVH, due to the limitation of well-designed randomized controlled studies. However, recombinant human erythropoietin administration in preterm infants seems to be the only effective pharmacological management in limited situations. Hence, further high-quality collaborative research studies are warranted in the future to ensure better outcomes among preterm infants with GM-IVH.

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