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홍성신 ( Seong Sin Hong ),고기봉 ( Gi Bong Ko ),임철완 ( Chull Wan Ihm ) 대한피부과학회 2002 대한피부과학회지 Vol.40 No.4
A nine year old boy presented asymptomatic multiple popular lesions for 6 months. Biopsy revealed typical features of xanthogranuloma with Touton type giant cells. Authors observed natural course of the lesions for about 2 years thereafter, which shoved shrinkage of the existing papules in general in spite of newly appearing lesions. Review of the previous casts reported by the no of juvenile xanthogmnuloma showed that the age of the onset of the most of the casts with multiple lesions was before one Year after birth, but adolescent case, were rare. It was also noted that previous cases with such multiple lesions had a course of spontaneous regression regardless of the onset of its are.
고기봉(Gi Bong Ko),홍성신(Seong Sin Hong),임철완(Chul Wan Ihm) 대한피부과학회 2002 대한피부과학회지 Vol.40 No.2
Diffuse alopecia due to occult syringoma of the scalp has rarely been reported but the authors of the cases presented different opinions about which one is the primary event between the two conditions and if the syringoma is true or a reactive ductal proliferation. We have found a case whose diffuse alopecia is believed to be due to true syringoma of the scalp. A 43-year old woman showed simultaneous and gradual development of diffuse alopecia and multiple papular elevations on the face and neck adjoining the frontal and temporal hair lines. Histopathology of the scalp and the facial papular elevations all revealed typical syringomatous infiltrations with epithelial comma-tails and sclerotic stroma. All of the clinicopathological findings supported that the diffuse alopecia of the patient was due to the occult syringoma of the scalp.
공동주택 마감 모르타르 양생 기간에 따른 중량충격음 저감성능 분석
구본수(Koo, Bon-Soo),홍성신(Hong, Seong-Shin),김신태(Kim, Sin-Tae),김명준(Kim, Myung-Jun) 한국건축친환경설비학회 2024 한국건축친환경설비학회 논문집 Vol.18 No.1
In this study, we compared the heavy-weight impact sound reductions by bang machine and rubber ball according to the curing period of finishing mortar at construction sites of apartment. And the changes of reductions before and after mortar crack sealing were examined. As a result, it was found that the performance differences of impact sound insulation in single number quantity (SNQ, LiA,Fmax) were minimal after the 4-week curing period of the finishing mortar in case of the bang machine. Similarly, in case of the rubber ball, the performance differences were also decreased within 1.0 dB after the 4-week curing period. Therefore, it can be estimated that the curing period of the finishing mortar must be secured for at least 4 weeks for the reliable test result of impact sound insulation. In addition, the improvement of impact sound insulation (SNQ, LiA,Fmax) by mortar crack sealing were 0.8 to 2.5 dB for the bang machine. Even though the improvement for the rubber ball were insignificant in comparison with the bang machine, the results showed that finishing mortar crack sealing is an essential requirement to prevent deterioration in impact sound insulation.
정홍성(Hong Seong Jeong),유철호(Chul Ho Yoo),변대규(Dae Gyoo Byun),양준모(Joon Mo Yang),이유신(Yu Sin Lee) 대한피부과학회 1987 대한피부과학회지 Vol.25 No.6
We report a case of Becker's nevus associated with smooth muscle hamartoma, in a 21-year-old male patient, which shows clinically match-head sized, flat topped, round to oval, grouped papules with hairs on the outer surface of the right arm, and microscopically reveals numerous bundles of smooth muscle fiber in the dermis.
방사선 치료 후 Koebner 현상에 의해 발생한 것으로 사료되는 건선 1예
홍성신,이용주,김홍용 대한피부과학회 2003 大韓皮膚科學會誌 Vol.41 No.2
The Koebner phenomenon is the development of the isomorphic skin lesions in persons with certain skin diseases after an injury occurred on normal-appearing skin. This response can be developed in psoriasis, pityriasis rubra pilaris, verruca etc. Several types of injury can produce the Koebner phenomenon such as irritation, physical injury, surgical wound, and sunburn or radiation therapy. We report a case of psoriasis developed by Koebner phenomenon after radiation therapy and this is the first report in Korea. (Korean J Dermatol 2003;41(2) : 264∼266)
고기봉,홍성신,전택환,윤석권,김홍용 대한피부과학회 2001 大韓皮膚科學會誌 Vol.39 No.9
Sebaceous richofolliculoma, which is a variant of trichofolliculoma, is rare disease that clinically show a centrally depressed lesion usually singly on the nose, and histologically a centrally located cavity, lined by squamous epithelium, with nu sebaceous lobules connected to them. We describe diseribe acase of sebaceous trichofolliculoma in a 27 year-old woman who had several brown papules on the nose. We think that this is the first report of sebaceous trichofolliculloma in Korean literature.
문용주,홍성신,윤석권,원지연 대한피부과학회 2003 大韓皮膚科學會誌 Vol.41 No.8
Median raphe canal is an uncommon disease and represents a defect abnormality of the male genitalia. It occurs along the ventral median raphe from the glans penis to the anus. Histologically the canal is lined by stratified squamous epithelium which dose not communicate with the urethra. Surgical excision is the treatment of choice. Recently we observed a 25-year-old male patient who had had a median raphe canal located in the ventral aspect of penis. (Korean J Dermatol 2003;41(8) : 1097~1099)
백반증 표피 이식술 후 이식부위에 발생한 수포성 병변 1 예
김홍용,윤석권,정재호,홍성신 대한피부과학회 2001 大韓皮膚科學會誌 Vol.39 No.3
Vesicles and bullae are the primary lesions in many diseases. The histologic classification of bullous disorders is based on the level in the skin on which that cleavage developed. We report a 44-year-old man with vitiligo at dorsum of hand who has experienced spontanous bullae at recipient site after epidermal graft for the treatment of vitiligo. Histopathologic examination revealed a subepidermal bullae and moderate lymphocytes and eosinophil infiltration in the dermis. Direct immunofluorescence test was negative. There was a change of CD4/CD8 ratio in immunohistochemical staining for CD4 & CD8 monoclonal antibody. There were no clinical signs of infection and drug eruption, and friction did not seem to have been a contributing factor.