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서기석,이진우,김상태 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.1
Verrucous mycosis fungoides is very rare variant of cutaneous T cell lymphoma that manifests verrucous crusted lesion and may be clinically misdiagnosed as a wart, deep fungal infection or atypical mycobacterial infection. If it is located acrally, it might then be better classified as mycosis fungoides palmaris et plantaris or pagetoid reticulosis. We report a case of solitary verrucous mycosis fungoides on the left knee in 25-year-old woman successfully treated ultraviolet A-1 phototherapy.
Methyl Aminolevulinate(MAL)와 Light Emitting Diodes(LEDs)를 이용하여 국소 광역동 요법으로 치료한 여드름 1례
전영승,서기석,김상태 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.4
Ance is a common multifactorial skin disease of the pilosebaceous unit. Conventional treatments of acne include a variety of topical agents (cleansing, antibiotics agents, benzoyl peroxide, retinoids) and oral medications (antibiotics, retinoids, hormones). But there are some disadvantages in terms of adverse effects and patient inconvenience with such treatments. Therefore new effective well-tolerable treatments needed. Photodynamic therapy (PDT) is a non-invasive therapeutic modality which is developing increasing use in dermatology. Photodynamic therapy (PDT) using with the new highly selective photosensitizer methyl aminolevulinate (MAL)(MetvixⓇ, Galderma, U.K.) is a promising treatment modality for acne. We report herein a case of acne treated by PDT using with MAL, with satisfactory outcome in clinical aspects.
기저세포암, 피부전이암과 유사한 조직소견을 보인 안검 외 피지선암 1예
김상태,노효진,서기석 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.1
Backgroud : Extraocular sebaceous carcinoma is a malignant tumor derived from the adnexal epithelium of sebaceous glands. A poorly differentiated sebaceous carcinoma shows variable histopathologic findings and mimics other primary tumor and cutaneous metastases mostly composed of clear cells. Case : Our patient consultation was requested for a 53 year?old female with solitary mild painful tumor on the scalp. The first histopathlogic impression of this case was basal cell carcinoma on the other hospital. After reevaluation, our diagnosis is not basal cell carcinoma but extraocular sebaceous carcinoma. Conclusion : A thorough exact recognition of characteristic histopathologic features of extraocular sebaceous carcinoma is necessary for making diagnosis, treatment plan and determining the prognosis.
전영승,김상태,서기석 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.4
Some aquatic animals can cause important skin diseases in humans. Sea urchin granuloma is a rare skin disorder showing chronic granulomatous lesion caused by injury with sea-urchin spines. Sometimes patients were injured in fishing activities and among them, correspond to divers involved in sea-urchin harvesting. We report a case of sea-urchin granuloma in 67-year-old female, who presented with multiple erythematous pin-head to rice-grain sized papules on the both elbow and knee.
Efficacy of Ultraviolet A1 Phototherapy in Recalcitrant Skin Diseases
( Kee Suck Suh ),( Jin Seuk Kang ),( Jae Woo Baek ),( Tae Kwon Kim ),( Jin Woo Lee ),( Young Seung Jeon ),( Min Soo Jang ),( Sang Tae Kim ) 대한피부과학회 2010 Annals of Dermatology Vol.22 No.1
Background: Ultraviolet (UV) radiation has been used for decades to treat a variety of skin diseases. UVA1 was used initially as an effective treatment for acute exacerbated atopic dermatitis. Since then, UVA1 has been attempted for recalcitrant skin diseases. Objective: This study examined the efficacy of UVA1 phototherapy in three recalcitrant skin diseases. Methods: This retrospective study reviewed the efficacy and follow-up of 26 patients with atopic dermatitis (AD), mycosis fungoides (MF) and localized scleroderma (LS). SUPUVASUN 3000 (Mutzhas Co., Munich, Germany) and SELLAMED 3000 (Sellas Medizinische Gerate GmbH, Gevelsberg, Germany) were the UVA1 equipment used. Irradiation was performed in accordance with the disease. Low-dose (20 J/cm2), medium-dose (65 J/cm2) and high-dose regimens (100 J/cm2) of UVA1 therapy were employed. The frequency of the therapy ranged from 3 to 5 times weekly. The therapeutic effectiveness was assessed according to the clinical examination before and after the last treatment. Results: In patients with AD, complete and partial remission was achieved in four (80%) and one (20%) patient, respectively. In patients with MF, complete and partial remission was observed in thirteen (86.7%) and two (13.3%) patients, respectively. In patients with LS, complete and partial remission was observed in three (50%) and three (50%) patients, respectively. Conclusion: UVA1 phototherapy is an effective treatment modality for acute exacerbated AD, MF and LS. (Ann Dermatol 22(1) 1∼8, 2010)
The Inhibitory Effect of Phytoclear-EL1 on Melanogenesis
( Kee Suck Suh ),( Jae Woo Baek ),( Tae Kwon Kim ),( Jin Woo Lee ),( Hyo Jin Roh ),( Young Seung Jeon ),( Sang Tae Kim ) 대한피부과학회 2009 Annals of Dermatology Vol.21 No.4
Background: Phytoclear-EL1, an extract from Euphorbia lathyris seeds, has a whitening effect due to inhibition of tyrosinase activity. Objective: The purpose of this study was to investigate the inhibitory effect of phytoclear-EL1 on melanogenesis. Methods: Cultured B-16 melanoma cells and 30 human volunteers were used for in vitro and in vivo studies, respectively. Phytoclear-EL1 was added to the cultured B-16 melanoma cells, and applied to UVB-induced hyperpigmented lesions of human volunteers twice daily for 7 weeks. Changes in the number of B-16 melanoma cells, as well as changes in morphology, melanin content, and tyrosinase activity, were measured and then compared with the normal control and the 10-3M arbutin groups. Also, the effect of phytoclear-EL1 on UVB-induced hyperpigmented lesions was examined through subjective and objective measurements. Results: In the in vitro study (p<0.05), the number, melanin content, and tyrosinase activity of cultured B-16 melanoma cells were decreased in the 5 μg/ml phytoclear-EL1 group compared to the control group. On objective assessment with a chromameter, the 0.2% phytoclear-EL1 group had a larger difference in the mean L values before and 7 weeks after applying phytoclear-EL1 as compared to the other groups. On subjective assessment by both the researchers and subjects 7 weeks after applying experimental materials, the 0.2% phytoclear-EL1 group and positive control (3% arbutin) had higher scores than the placebo groups. These results demonstrated that phytoclear-EL1 in vivo and in vitro had an inhibitory effect on melanogenesis. Conclusion: Phytoclear-EL1 may be a candidate extract in the control of hyperpigmentary disorders. (Ann Dermatol 21(4) 369~375, 2009)
Case Report : Histologic and Dermoscopic Findings of Clear Cell Acanthosis in Seborrheic Keratosis
( Kee Suck Suh ),( Sang Hwa Han ),( Jong Bin Park ),( Dong Young Kang ),( Sang Tae Kim ),( Min Soo Jang ) 대한피부과학회 2012 大韓皮膚科學會誌 Vol.50 No.12
Clear cell acanthosis is a reaction pattern of the epidermis that can be observed as the chief histopathologic finding in clear cell acanthoma and as a focal change in other epidermal lesions, such as verruca vulgaris and seborrheic keratosis. Dermoscopy is a useful noninvasive tool that permits the visualization of key vascular structures that are usually not visible to the naked eye. A 63-year-old Korean man was presented with 2 year of a well-circumscribed, dome-shaped nodule on the nipple. Our patient represents patterns of both a clear cell acanthoma and a seborrheic keratosis on dermoscopic and histopathologic finding, but, notably, on dermoscopy vascular structures were more irregular linear distribution than classic clear cell acanthoma and different from dotted vessels shown in psoriasis. In this report, we describe a case of clear cell acanthosis in seborrheic keratosis for whom dermoscopy was used as a valuable diagnostic tool. (Korean J Dermatol 2012;50(12):1081∼1083)
Usefulness of Dermoscopy in the Differential Diagnosis of Ruptured and Unruptured Epidermal Cysts
( Kee Suck Suh ),( Dong Young Kang ),( Jong Bin Park ),( Myeong Hyeon Yang ),( Joon Hee Kim ),( Kang Hoon Lee ),( Sang Hwa Han ),( Yun Deok Choi ),( Sang Tae Kim ),( Min Soo Jang ) 대한피부과학회 2017 Annals of Dermatology Vol.29 No.1
Background: An epidermal cyst is a common keratin-filled epithelial-lined cyst. The treatment of choice for epidermal cysts is surgical excision. If the cyst becomes ruptured, incision and drainage with oral antibiotic therapy or intralesional steroid injection are required. Objective: To analyze the dermoscopic features that can differentiate between ruptured and unruptured epidermal cysts. Methods: The clinical and dermoscopic features of the pathologically confirmed epidermal cysts of two subgroups of 38 patients, 20 with unruptured cysts and 18 with ruptured cysts, were reviewed. Results: With regard to the dermoscopic features, an ivory- white background color and punctum were commonly found in both groups (p>0.05). The unruptured-cyst group showed higher frequencies of pore sign (p<0.05), blue-white veil (p>0.05), no vascular structure, and arborizing telangiectasia (p<0.05), but the ruptured-cyst group usually had red lacunae (p>0.05) and peripheral linear branched vessels (with an erythematous rim) (p<0.05). Conclusion: Dermoscopy is helpful in differentiating between ruptured and unruptured epidermal cysts. (Ann Dermatol 29(1) 33∼38, 2017)