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유경(Kyung Yoo),한지윤(Jee Yoon Han),국홍일(Hong Il Kook) 대한피부과학회 1983 大韓皮膚科學會誌 Vol.21 No.4
A statistical evaluation was made on 248 patients who were consulted to the Department of Dermatology during the disabled patients admission in Korea Veterans Hospital from July 1, 1980 to June 30, 1982. The resuIts were as followings: l. Among the 248 disabled patients, the most common patients, who constituted 68. 8% of the total, were amputee of lower extremity (25.2%), patient of posttraumatic osteoarthritis (23. 2/) and paraplegia (20. 4%). 2. In age distribution, the most frequent age groups were 50 to 59 years, 42, 4 , and the lowest age groups were 60 to 69 years, 4. 0g. 3. The 6 most common dermatoses were Eczema (36. 8%), Fungal infection (33. 6%), Drug eruption (8. 0%), Acne vulgaris (6. 4%), Urticaria and Scabies (3. 2% each). 4. In seasonal distribution, the highest incidence (32. %) occurred on winter, and the lowest incidence (14. 0%) on Spring. Eczema was prevalent during Autumn and Winter season and Fungal infection during Summer season. -countinue-
유경(Kyung Yoo),한지윤(Jee Yoon Han),김정례(Jeong Rae Kim) 대한피부과학회 1983 대한피부과학회지 Vol.21 No.2
Lentigo maligna, a precancerous tumor arising from abnormal melanocytes, is a chronic, slowly progressive, pigmented lesion with a range of colors from pale tan to black and an irregular shape, The commonest location of lentigo maligna is the face during the sixth and seventh decades of life. Less frequently, the lesion occurs on an extrafacial area such as the hand or lower leg. In the late stage, lentigo maligna transforms into invasive malignant melanoma. A 50-year-old male patient had a well-defined, black pigmented patch on the right sole for 30 years. The histopathologic examination revealed numerous vacuolated melanocytes clusters at the dermo-epidermal junction with invasion of the epidermis. There was no evidence of dermal invasion by atypical melanocytes.
이상준,정민자,조윤화,한지윤,김정례 ( Sang Jun Lee,Min Ja Jung,Yoon Whoa Cho,Jee Yoon Han,Jeong Rye Kim ) 대한피부과학회 1997 대한피부과학회지 Vol.35 No.3
We report two cases of recurrent extramarnmary Pagets disease after wide local excision. Both cases involved the scrotum and the penoserotal junction, respectively. On histopathological examination, we could observed many Paget cells confined to the epidermis and the hair follicle, but not invading the underlying dermis in both cases. There was no evidence of internal malignancy. Both cases were treated with wide local reexcision. (KOr J Dermatol 1997;35(3): 561 565)
정민자(Min Ja Jung),조윤화(Yoon Wha Cho),한지윤(Jee Yoon Han),송계용(Kye Yong Song),김성남(Sung Nam Kim),임현순(Hyun Soon Lee) 대한피부과학회 2000 大韓皮膚科學會誌 Vol.38 No.2
N/A Background:Angioleiomyoma of the skin is a rare smooth muscle tumor and may develop anywhere in the body. Comprehensive clinicopathological analysis of angioleiomyomas developed in Korean has not been reported in domestic dermatological journals. Objective:The purpose of this study was to evaluate the clinical and pathological characteristics of angioleiomyoma and the relationship between the tumor and the nerve with immunohistochemical stains. Methods:Fifty nine cases of angioleiomyoma were reappraised from the files of the pathology of Seoul National University, Green Cross Reference Laboratory Center and Korea Veterans Hospital. Brief clinical histories of all cases were examined and microscopic findings in 35 cases were classified according to subtypes. Paraffin blocks were recut and stained in 16 cases for desmin, smooth muscle actin and S-100 protein. Results and Conclusion: 1. Male to female ratio was 1:1.27. 2. The age of the patients was mostly over 20 years and the mean age was 51 years in men and 40 years in women. 3. Tumors occurred most frequently in the lower extremity(38 cases), and followed by upper extremity(18 cases), head(2 cases), and trunk(1 case). Women had predominance of the legs in location site and men showed equal distribution in the lower and upper extremities. (Korean J Dermatol 2000;38(2):170~175)
이상준 ( Sang Jun Lee ),정민자 ( Min Ja Jung ),조윤화 ( Yoon Whoa Cho ),한지윤 ( Jee Yoon Han ),송계용 ( Kye Yong Song ) 대한피부과학회 1998 대한피부과학회지 Vol.36 No.2
Kaposis sarcoma is a multicentric neoplastic vascular tumor involving the skin or internal organs. We report a case of classic Kaposis sarcoma in a 69-year-old male who had positive serum cytomegalovirus antibodies and disseminated multiple erythematous to purplish colored confluent papules and edema on both lower legs. The histopathological finding showed abnormally proliferated and dilated vessels, vascular spaces, spindle cells, and extravasated erythrocytes. He was treated with radiotherapy, but died due to ventricular tachycardia. (Korean J Dermatol 1998;36(2): 300-303)
강현영(Hyun Young Kang),임연순(Yeon Soon Lim),조윤화(Yoon Whoa Cho),한지윤(Jee Yoon Han) 대한피부과학회 2001 大韓皮膚科學會誌 Vol.39 No.10
N/A Background: Molluscum contagiosum is a commom benign viral disease of the skin characterized by discrete, 2-5 mm, flesh colored, slightly umbilicated, dome-shaped papules with frequent grouping. But atypical presentation of site, number and size is recently not rare, it may give rise to difficulty in diagnosis. Objective: The purpose of this study was to investigate the clinical and histopathological characteristics of various atypical molluscum contagiosa. Methods: We reviewed medical records, clinical photographs, and histopathologic findings in biopsy specimens of 17 patients with molluscum contagiosa diagnosed at Korea Veterans Hospital from January 1990 to June 2001. The ratio of male to female patients was 3:1, and the mean age at diagnosis was 30 years(range : 3-67). Results 1. Most commonly involved sites were trunk(80%), extremities(30%), and perianal(12%). 2. The duration of the lesion is 15 days to 3 years. 3. The size of lesion is 2 mm to 50 mm. 4. The number of lesions is one to over a hundred. 5. The clinical features were multiple papules without umbilication(9 cases, 53%) and giant tumor(2 case), pyogenic granuloma-like lesion(2 cases), solitary papule with flat surface(2 cases). 6. The combined disease are atopic dermatitis(1 case), epidermal cyst(1 case), and liver cirrhosis(1 case), diabetes mellitus(1 cases). Conclusion: This study shows various atypical molluscum contagiosa in immunocompetent patients. Histopathological examination in atypical molluscum contagiosa is necessary for the proper diagnosis and treatment. (Korean J Dermatol 2001;39(10): 1080-1085)
손호찬(Ho Chan Son),임연순(Yeon Soon Lim),한지윤(Jee Yoon Han),송계용(Kye Yong Song) 대한피부과학회 2002 대한피부과학회지 Vol.40 No.9
Desmaplastic melanoma is a rare variant of the spindle cell 1anoma that first was recognized and described in 1971 as an invasive fibrosarcoma-like tumor exhi5its an abundant collagenous stroma, These tumors usually arise in sun-damaged skin of the head and neck in older persons, in association with lentigo maligna or de novo. The clinical presentation is often not characteristic, and they may clinically simulate other tumors of the skin. Hence they are often diagnosed late. Histologically, desmoplastic melanoma appears as a nodule of fibrous tissue containing hyperchromatic pleomorphic spindle cells that either are scattered singly, lie in fascicles, or aggregate in nests, and collagenous tissue replacing the reticular dermis, Immunohistochemistry is usuatlly quite helpful as the tumors are almost always immunoreactive with S-100 protein and negative for HMB-45. We report a of desmoplastic melanoma in a 67-year old male who had a walnut sized tumor upon large indurated plaque on the left thigh, A biopsy specimen of the tumor showed that fascicles of spindle cells are interspersed throughout collagenous tissue and most tumor cells are immunoreactive with S-IOO protein. To our knowledge, this is the first case report in Korea. (Korean J Dermatol 2002;40(9): 1100~1104)
정민자 ( Min Ja Jung ),이상준 ( Sang Jun Lee ),조윤화 ( Yoon Whoa Cho ),한지윤 ( Jee Yoon Han ),송계용 ( Kye Yong Song ) 대한피부과학회 1998 대한피부과학회지 Vol.36 No.3
The monoclonal antibody Ki-1(CD30) was first described in 1982 and was reported to react selectively with Reed-Sternberg cells in Hodgkins disease, highly activated B and T cells and large cell lymphomas of both T-and B-cell origin. Lymphomatoid papulosis(LyP) is characterized by recurrent erythematous papules or nodules that undergo spontaneous healing with hyperpigmentation and scarring. Histologically, two major types of LyP can be distinguished: type A is characterized by the presence of variable numbers of Ki-1+ large, atypical lymphocytes with some Reed-Sternberg like cells and type B is characterized by Ki-1- atypical cerebriform mononuclear cells similar to those in mycosis fungoides. We report a case of Ki-1+ lymphomatoid papulosis which was histopathologically recognized as a type B lesion but represented a Ki-1 positive reaction, (Korean J Dermatol 1998;36(3): 540-544)