1.Disease Awareness, Medical Use Behavior, Diagnosis and Treatment Status, Quality of Life and Comorbidities in Primary Cicatricial Alopecia Patients: A Multicenter Survey
Seo Won SONG ; Dong Geon LEE ; Hoon KANG ; Bark-Lynn LEW ; Jee Woong CHOI ; Ohsang KWON ; Yang Won LEE ; Beom Joon KIM ; Young LEE ; Jin PARK ; Moon-Bum KIM ; Do Young KIM ; Sang Seok KIM ; Byung Cheol PARK ; Sang Hoon LEE ; Gwang Seong CHOI ; Hyun-Tae SHIN ; Chang Hun HUH ; Yong Hyun JANG ; Soo Hong SEO ; Jiehyun JEON ; Hyun Sun PARK ; Chong Hyun WON ; Min Sung KIM ; Byung In RO ; Ji Hyun LEE ; Ji Hae LEE ; Dong Soo YU ; Yu Ri WOO ; Hyojin KIM ; Jung Eun KIM
Korean Journal of Dermatology 2024;62(4):206-217
		                        		
		                        			 Background:
		                        			Primary cicatricial alopecia (PCA) is a rare disease that causes irreversible destruction of hair follicles and affects the quality of life (QOL). 
		                        		
		                        			Objective:
		                        			We aimed to investigate the disease awareness, medical use behavior, QOL, and real-world diagnosis and treatment status of patients with PCA. 
		                        		
		                        			Methods:
		                        			A self-administered questionnaire was administered to patients with PCA and their dermatologists. Patients aged between 19 and 75 years who visited one of 27 dermatology departments between September 2021 and September 2022 were included. 
		                        		
		                        			Results:
		                        			In total, 274 patients were included. The male-to-female ratio was 1:1.47, with a mean age of 45.7 years. Patients with neutrophilic and mixed PCA were predominantly male and younger than those with lymphocytic PCA. Among patients with lymphocytic PCA, lichen planopilaris was the most common type, and among those with neutrophilic PCA, folliculitis decalvans was the most common type. Among the total patients, 28.8% were previously diagnosed with PCA, 47.0% were diagnosed with PCA at least 6 months after their first hospital visit, 20.0% received early treatment within 3 months of disease onset, and 54.4% received steady treatment. More than half of the patients had a moderate to severe impairment in QOL. Topical/intralesional steroid injections were the most common treatment. Systemic immunosuppressants were frequently prescribed to patients with lymphocytic PCA, and antibiotics were mostly prescribed to patients with neutrophilic PCA. 
		                        		
		                        			Conclusion
		                        			This study provides information on the disease awareness, medical use behavior, QOL, diagnosis, and treatment status of Korean patients with PCA. This can help dermatologists educate patients with PCA to understand the necessity for early diagnosis and steady treatment. 
		                        		
		                        		
		                        		
		                        	
2.Immediate Vitrectomy for Acute Endophthalmitis in Patients with a Visual Acuity of Hand Motion or Better
Jaemin KIM ; Hyoung Seok KIM ; Su Jin YOO ; Moon Jung CHOI ; Youngju LEW ; Jong Woo KIM ; Han Joo CHO
Korean Journal of Ophthalmology 2022;36(5):390-397
		                        		
		                        			 Purpose:
		                        			To determine the efficacy of immediate pars plana vitrectomy as the primary treatment for acute endophthalmitis in patients with a visual acuity (VA) of hand motion (HM) or better. 
		                        		
		                        			Methods:
		                        			A total of 149 patients who were referred to a single center for acute endophthalmitis after cataract surgery over the 13-year study period were retrospectively analyzed. Only patients presenting with a VA of at least HM were included. Patients were initially treated with either primary vitrectomy or intravitreal antibiotic injection alone, and their visual outcomes and reintervention rates after initial treatment were compared. 
		                        		
		                        			Results:
		                        			There was no significant difference in the proportion of good (final VA ≥20 / 40) and poor (VA ≤ counting finger) visual outcomes between the groups. However, subgroup analysis of patients with a VA of HM (92 eyes) showed that the incidence of reintervention (14 of 72 eyes [19.4%] vs. 9 of 20 eyes [45.0%]) and poor visual outcomes (10 of 72 eyes [13.9%] vs. 8 of 20 eyes [40.0%]) were lower after prompt vitrectomy than after intravitreal antibiotic injection alone (p = 0.019 and p = 0.022, respectively). For those with a VA of at least counting finger, no significant difference was observed between the groups. 
		                        		
		                        			Conclusions
		                        			For patients with endophthalmitis presenting with a VA of HM, performing a prompt vitrectomy reduced the incidence of reintervention and poor visual outcomes than the administration of intravitreal antibiotics alone. Our results suggest that primary vitrectomy for patients with endophthalmitis presenting with a VA of HM could be more beneficial than intravitreal antibiotic injection alone. 
		                        		
		                        		
		                        		
		                        	
3.Impact of Pediatric Alopecia Areata on Quality of Life of Patients and Their Family Members: A Nationwide Multicenter Questionnaire Study
Jee Woong CHOI ; Yul Hee KIM ; Hyunbin KWAK ; Jin PARK ; Won-Soo LEE ; Hoon KANG ; Jung Eun KIM ; Tae-Young YOON ; Ki-Ho KIM ; Yong Hyun JANG ; Do Won KIM ; Moon-Bum KIM ; Bark-Lynn LEW ; Woo-Young SIM ; Jiehyun JEON ; Soo Hong SEO ; Ohsang KWON ; Chang-Hun HUH ; Dong-Youn LEE ; Yang Won LEE ; Byung Choel PARK ; Chong Hyun WON ; Do Young KIM ; Hyojin KIM ; Beom Joon KIM ; Young LEE ; Sang Seok KIM ; Gwang Seong CHOI ; The Korean Hair Research Society
Annals of Dermatology 2022;34(4):237-244
		                        		
		                        			 Background:
		                        			Pediatric alopecia areata (AA) can affect the quality of life (QoL) of patients and their family members. Research on the QoL and burden on family members in pediatric AA is limited. 
		                        		
		                        			Objective:
		                        			This nationwide multicenter questionnaire study described the QoL and burden of the family members of patients with pediatric AA. 
		                        		
		                        			Methods:
		                        			This nationwide multicenter questionnaire study enrolled AA patients between the ages of 5 and 18 years from March 1, 2017 to February 28, 2018. Enrolled patients and their parents completed the modified Children’s Dermatology Life Quality Index (CDLQI) and the modified Dermatitis Family Impact (mDFI). The disease severity was measured using the Severity of Alopecia Tool (SALT) survey scores. 
		                        		
		                        			Results:
		                        			A total of 268 patients with AA from 22 hospitals participated in this study. Our study found that the efficacy and satisfaction of previous treatments of AA decreased as the severity of the disease increased. The use of home-based therapies and traditional medicines increased with the increasing severity of the disease, but the efficacy felt by patients was limited. CDLQI and mDFI scores were higher in patients with extensive AA than those with mild to moderate AA. The economic and time burden of the family members also increased as the severity of the disease increased. 
		                        		
		                        			Conclusion
		                        			The severity of the AA is indirectly proportional to the QoL of patients and their family members and directly proportional to the burden. Physicians need to understand these characteristics of pediatric AA and provide appropriate intervention to patients and their family members. 
		                        		
		                        		
		                        		
		                        	
6.Clinical Outcomes of Idiopathic Epiretinal Membrane Removal in Patients 80 Years or Older
Jae Wook HAN ; Jong Woo KIM ; Chul Gu KIM ; Dong Won LEE ; Su Jin YOO ; Moon Jung CHOI ; Young Ju LEW ; Hyung Seok KIM ; Han Joo CHO ; Ju Yeon KIM ; Jae Hui KIM
Journal of the Korean Ophthalmological Society 2020;61(2):159-166
		                        		
		                        			
		                        			PURPOSE: To evaluate clinical outcomes of idiopathic epiretinal membrane removal in patients ≥ 80 years of age.METHODS: A retrospective review of medical records was performed with 56 patients who underwent vitrectomy and removal of idiopathic epiretinal membrane. In the ≥ 80 years of age group (n = 28), the best-corrected visual acuity (BCVA) and central macular thickness (CMT) before surgery were compared with those at the final follow-up. The amount of change in the BCVA after surgery was also compared between the ≥ 80 years of age group and the < 80 years of age group (n = 28).RESULTS: In the ≥ 80 years of age group, the mean follow-up period was 19.1 ± 17.0 months. Before surgery, 11 eyes were pseudophakic and 17 eyes were phakic. Combined cataract surgery was performed with epiretinal membrane removal in all 17 phakic eyes. The mean logarithm of the minimal angle of resolution BCVA was 0.75 ± 0.30 before surgery, which improved to 0.50 ± 0.30 at the final follow-up (p < 0.001). The CMT was 458.0 ± 79.7 µm before surgery, which decreased to 367.2 ± 83.4 µm at the final follow-up (p < 0.001). There was no significant difference in the amount of change in the BCVA after the surgery between the ≥ 80 years of age group and the < 80 years of age group (p = 0.547).CONCLUSIONS: In patients with idiopathic epiretinal membrane who were ≥ 80 years of age, the visual acuity was improved or maintained, and was accompanied with anatomical improvement after epiretinal membrane removal with or without cataract surgery. These results suggest the usefulness of epiretinal membrane removal in older patients.
		                        		
		                        		
		                        		
		                        			Cataract
		                        			;
		                        		
		                        			Epiretinal Membrane
		                        			;
		                        		
		                        			Follow-Up Studies
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Medical Records
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Visual Acuity
		                        			;
		                        		
		                        			Vitrectomy
		                        			
		                        		
		                        	
7.Efficacy and Safety of Letibotulinum Toxin A for the Treatment of Essential Blepharospasm
Ji Hyun KIM ; Doh Hoon CHUNG ; Sung Eun KIM ; Ji Sun PAIK ; Namju KIM ; Tae Yoon LA ; Jun Hyuk SON ; Hee Bae AHN ; Jae Wook YANG ; Kyung In WOO ; Helen LEW ; Jin Sook YOON ; Sang Un LEE ; Sung Bok LEE ; Jeong Kyu LEE ; Jae Woo JANG ; Ho Kyung CHOUNG ; Mijung CHI ; Suk Woo YANG
Journal of the Korean Ophthalmological Society 2020;61(3):227-234
		                        		
		                        			
		                        			PURPOSE: To evaluate the efficacy and safety of BOTULAX® in subjects with essential blepharospasm.METHODS: In this study, a total of 250 subjects with essential blepharospasm were enrolled at 15 investigational sites and a total of 220 subjects completed the study. The efficacy and safety were evaluated at weeks 4 and 16 after treatment compared with baseline. In total, 240 subjects were enrolled, treated with the investigational product, and evaluable for the primary efficacy assessment at week 4 after treatment; these subjects were included in the intention-to-treat (ITT) population. With the ITT set as the main efficacy set, efficacy assessment included Jankovic rating scale (JRS), functional disability score, investigator evaluation of global response and quality of life. Safety assessment including the incidence of adverse events was also performed.RESULTS: In terms of the primary efficacy endpoint (i.e., change in JRS total score at week 4 after treatment from baseline [ITT set]), mean change indicated a statistically significant reduction (p < 0.0001) and demonstrated the non-inferiority of the test drug to similar drugs. In terms of the secondary efficacy endpoints, mean change in JRS total score at week 16 after treatment and mean change in functional disability score at weeks 4 and 16 after treatment both exhibited a statistically significant reduction compared with baseline (p < 0.0001 for all). Among the 249 subjects treated with the investigational product in this study, 44 (17.67%) experienced 76 treatment emergent adverse events but no serious adverse events were observed.CONCLUSIONS: Based on the study results, BOTULAX® is considered to be an effective and safe treatment for essential blepharospasm.
		                        		
		                        		
		                        		
		                        	
10.Fibroepithelial Polyp on the Sole: A Case Report
Ki Hun KIM ; Ye Jin LEE ; Bark Lynn LEW ; Woo Young SIM
Korean Journal of Dermatology 2019;57(9):565-566
		                        		
		                        			
		                        			No abstract available.
		                        		
		                        		
		                        		
		                        			Polyps
		                        			
		                        		
		                        	
            
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