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비전형적 피부섬유종의 임상적 특징과 더모스코피 소견에 관한 연구
오하늘 ( Haneul Oh ),문혜림 ( Hye-rim Moon ),유화정 ( Hwa-jung Ryu ),김일환 ( Il-hwan Kim ) 대한피부과학회 2021 대한피부과학회지 Vol.59 No.5
Background: Dermatofibroma is a common benign skin neoplasm that is usually easy to recognize; however, in some cases, it is difficult to differentiate it from atypical dermatofibroma. Atypical dermatofibroma is a rare variant of a more aggressive nature and requires complete excision due to its tendency to recur. Objective: To describe the clinical and dermoscopic features of dermatofibromas with special emphasis on the characteristics of atypical subtypes and to differentiate them from typical subtypes on the basis of results. Methods: We retrospectively searched the databases of patients of Korea University Ansan Hospital from January 2010 to December 2019 who underwent skin biopsies or excision surgeries and had pathological reports of dermatofibroma. Analyses of the clinical characteristics (age, sex, number of lesions, anatomical site) and dermoscopic patterns were performed. Results: Dermoscopic patterns were analyzed in 148 cases of dermatofibroma; peripheral delicate pigment networks and central white scar-like patches were the most common patterns found in 45 cases (30.4%). In eight cases of atypical dermatofibroma, three cases (37.5%) showed peripheral homogenous areas and central white networks, followed by multiple white scar-like patches in 2 cases (25.0%), peripheral delicate pigment networks, and central white scar-like patches in 2 cases (25.0%). Dermoscopy revealed a statistically significant difference in the peripheral homogenous area and the central white network pattern between the two groups. Conclusion: In this study, we analyzed the dermoscopic findings of 148 patients with dermatofibroma and found that the peripheral homogenous area and central white network patterns were significantly more in atypical dermatofibroma. (Korean J Dermatol 2021;59(5):341∼347)
펀치 생검 없이 더모스코피를 사용하여 진단 후 모스 미세도식 수술로 성공적으로 치료한 기저세포암 2예
정재영 ( Jaeyeong Jeong ),설태웅 ( Taewoong Seul ),박병근 ( Byeong-geun Park ),오하늘 ( Haneul Oh ),김일환 ( Il-hwan Kim ) 대한피부과학회 2021 대한피부과학회지 Vol.59 No.7
Basal cell carcinoma (BCC) is the most common malignant tumor of the skin, with a nearly 2-fold increase in incidence rates over the last two decades. A punch biopsy is considered the primary diagnostic tool for BCC; however, recent studies have reported favorable sensitivity and specificity of dermoscopy as a diagnostic tool for this malignancy. Diagnosis of BCC using the “Menzies criteria” was associated with high sensitivity, and surgery performed immediately after clinico-dermoscopic diagnosis was associated with a high positive predictive value. Therefore, in view of the high diagnostic accuracy, positive predictive value, and cost-effectiveness, direct surgical treatment without preoperative biopsy may serve as a primary therapeutic strategy for BCCs that present with typical clinico-dermoscopic features. We report two cases of BCC in patients who underwent successful Mohs microsurgery without preoperative biopsy, using dermoscopy as a primary diagnostic tool. (Korean J Dermatol 2021;59(7):555∼ 559)
PNF 상지패턴에 기초한 진동운동기구 훈련이 노인의 체간 안정성과 균형에 미치는 영향
이형수 ( Hyoungsoo Lee ),임정대 ( Jungdae Im ),이기훈 ( Gihun Lee ),이지성 ( Jiseong Lee ),이진욱 ( Jinwuk Lee ),손지윤 ( Yeonju Seo ),서연주 ( Jiyoon Son ),안효정 ( Hyojoeng An ),오현정 ( Hyunjeong Oh ),윤하늘 ( Haneul Youn ),이서연 대한통합의학회 2015 대한통합의학회지 Vol.3 No.3
Purpose : This study examines the effect of vibration exercise grafting PNF patterns for 6 weeks on upper body stability and equilibrium for seniors having fifteen or over of MMSE-K. Method : A total of 10 senior citizens participated in this study. Each participant performed PNF patterned exercises using vibration sports equipment for 30 minutes, once static a week, for six weeks. We measured trunk stability and balance degree before and after the six-week exercise program. Motor Assessment Scale (MAS) was used to measure trunk stability, while Functional Reach Test (FRT) and Timed Up and Go (TUG) was used to measure balance degree. The collected data was processed using paired t-test to confirm the difference between pre-program conditions and post-program conditions. Results: The results of our study show that post-program trunk stability measurements increased when compared to pre-program data; however, this increase was not statistically significant. pre and post-measurements for satatic balance and dynamic balance were statistically unchanged. Conclusion: Due to limitations in the number of participants, the procedural design of this experiment, and the limited amount of time participants actually controlled, this study failed to produce statistically significant results. However, further study should be conducted using a systematically implemented exercise program to show support for exercising with flexi-bar as an effective program for the elderly.