http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
An Epidermoid Cyst with Seborrheic Verruca - like Cyst wall Showing Incidental Acantholysis
Na, Gun Yoen,Suh, Jin Chun,Seo, Seon Kyo,Yeum, Jung Sub 대한피부과학회 2000 Annals of Dermatology Vol.12 No.4
A 37-year-old female was presented with an epidermal cyst on her lower back. Histopathologic examination was consistent with an epidermoid cyst with seborrheic verrucalike cyst wall and acantholytic change was also found in the cyst wall. Human papillomavirus(HPV)-specific DNA sequences in paraffin-embedded tissue section were not detected by polymerase chain reaction using HPV consensus primers.
Control of Palmar Hyperhidrosis with a New “Dry-Type” Iontophoretic Device
NA, GUN YOEN,PARK, BYUNG CHEOL,LEE, WEON JU,PARK, DONG JAE,KIM, DO WON,KIM, MYUNG NAM Blackwell Publishing Inc 2007 Dermatologic surgery Vol.33 No.1
<P>BACKGROUND</P><P>Palmar hyperhidrosis is characterized by excessive sweating on the palm, and among the various treatment modalities, tap water iontophoresis has been widely used.</P><P>OBJECTIVE</P><P>The objective of this study was to assess the effect of a new “dry-type” iontophoretic device that was locally manufactured and did not use tap water to control sweating.</P><P>METHODS</P><P>Ten subjects with palmar hyperhidrosis were enrolled in this study. To be treated the patients were instructed that they only have to grasp the device. Only one palm was treated for 2 weeks, and then the treatment was discontinued the following next 2 weeks. The other palm was not treated as a control. At the end of second week, biopsy specimens were obtained from untreated and treated palm, respectively, and examined histologically.</P><P>RESULTS</P><P>Nine of 10 patients were satisfied with this therapy reducing their sweat outputs from 33% to 51% of baseline at the end of 2 weeks' treatment, and after 2 weeks of discontinuation of treatment sweat productions returned to near baseline. The pathologic examinations showed some occlusions and destruction of intraepithelial eccrine ducts only in the treated palm.</P><P>CONCLUSION</P><P>We suggest that dry-type iontophoresis could reduce palmar sweating more conveniently than other conventional methods.</P>
Autologous Suction Blister Grafting for the Treatment of Vitiligo
Na, Gun Yoen 대한피부과학회 1996 Annals of Dermatology Vol.8 No.1
Background: There are many therapeutic options for vitiligo such as phototherapy, steroids, transplantation of blister tops or minigrafts, and the application of cultured melanocytes. Objective: The purpose of this study was to evaluate the effectiveness of autologous suction blister grafting for the treatment of vitiligo. Method: Blisters were made by suction at 450 ㎜ Hg from the buttock ar upper thigh as donor sites. The epidermal sheet was then grafted to the recipient site. Two weeks after grafting, topical PUVA, ar topical corticosteroid application were recommanded. Results: The restoration of pigment including recovery was seen in 134 of 144 patients with vitiligo; grade 0 in 14 patinets(10%); grade 1 in 21(36%); grade 2 in 22(27%); grade 3 in 28(27%). In type B vitiligo, repigmentation was seen in 71 of the 74 patients; grade 0 in 3 patinets; grade 1 in 21; grade 2 in 22; grade 3 in 28. However, repigment in type A was seen in 58 of the 70 patents; grade 0 in 11 patients; grade 1 in 33; grade 2 in 16; grade 3 in 10. The repigmentation rate was related to age in both type A and B. The rate was higher in the $quot;less than 31-year-old$quot; group than in the $quot;over 31-years-old$quot; group. (p$lt;0.01, Mann-Whitney test). Conclusion: The author experienced different repigmentation according to the types of vitiligo and patient age, that is, it was more effective in type B vitiligo than type A, and the younger the age of the patient, the better the results.
Na, Gun Yoen,Suh, Moo Kyu,Suh, Jin Chun,Seo, Seon Kyo,Yeum, Jung Sub 대한피부과학회 2001 Annals of Dermatology Vol.13 No.1
A 35-year-old housewife was diagnosed with onychomycosis and treated by oral terbinafine, 250㎎/day, for 4 months. Clinically all infected nails improved gradually. However, her left great toe-nail was not improved thereafter. At that time the proximal end of the onychomycotic lesion was marked with surgical blade, and terbinafine therapy was continued for four weeks. However, the onychomycatic nail was not: improved, and the scratch mark passed by the proximal end of the infected nail. Therefore, we detected the resistance to the therapy and switched the medication to itraconazole 100 ㎎/day and then another scratch mark was dome at the proximal end of the onychomycotic lesion. After another 2 weeks the infected nail went along with the scratch mark distally, and showed clinical improvement. After 8 weeks therapy of itraconazole, she was cured clinically and mycologically. The fungal culture was identified as Aspergillus sydowii.
Na, Gun Yoen,Suh, Jin Chun,Seo, Seon Kyo,Yeum, Jung Sub 대한피부과학회 2001 Annals of Dermatology Vol.13 No.1
Background : Ivory colored hypopigmentation has been frequently observed in morphea and lichen sclerosus et atrophicus, and also seen after phenol peels, dermabrasion, cryosurgery and post-laser resurfacing. Objective : This study was undertaken to investigate the cause of hypopigmentation following autologous suction blister graft(ASBG) in vitiligo patients. Methods : The ivory lesion and contralateral normal skin were collected by punch biopsies. And the tissues were stained with hematoxylin-eosin, Fontana-Masson, Masson's trichrome, Verhoeff-van Gieson, and 5-100 protein to compare the differences between two specimens. Results : H-E and Masson's Trichrome stains showed that compacted hyalinized sclerotic collagens and collapsed, small sized capillaries in the upper dermis were definite in the hypopigmented lesion, whereas normal control sites were unremarkable. Elastic fibers were markedly decreased or fragmented in upper dermis of the hypopigmented lesion. Fontanna-Masson stain identified that the lesional epidermis was more hyperpigmented rather than hypopigmented. S-100 stain showed no differences between hypopigmented and control sites. Conclusion : The results suggest that the ivory colored hypopigmentation is not caused by the failure of procedure, but by scar formation due to deep freeze; therefore, this kind of complication may be prevented by carefully performing the cryotherapy.
Na, Gun Yoen,Suh, Jin Chun,Seo, Seon Kyo 대한피부과학회 1999 Annals of Dermatology Vol.11 No.4
Background : Hormones influence various normal biological processes in the skin and hairs. Objective : This study was undertaken to investigate the presence of estrogen receptors(ER) and progesterone receptors (PR) in the skin and to assess differences in sex and age. Methods : We examined seven normal volunteers' skin. The mouse monoclonal antibodies against human ER and PR were used to identify the localization of ER and PR in the frozen tissue sections by using a standard two stage indirect immunoperoxidase technique. Results : The granular layer of epidermis and infundibulum of hair follicle in all the samples showed strong positivity of PR. Although each skin section did not contain all skin appendages, most of the samples showed that eccrine gland duct, inner root sheath of hair follicle stained weakly positive of PR. ER was not demonstrate in all samples epidermis. Conclusion : PR was presented in the granular layer of epidermis, infundibulum of hair follicle, eccrine gland duct, and inner root sheath of hair follicle. Therefore, we might suspect that the progesterone probably contributes to the keratinization of the skin because these positively staining sites are prior to complete keratinization layers.
Recurrence of Depigmentation in a Halo Nevus after Autologous Suction Blister Grafting
Na, Gun Yoen,Suh, Jin Chun,Seo, Seon Kyo 대한피부과학회 1999 Annals of Dermatology Vol.11 No.3
In this report we will highlight an interesting 3 year case of a halo nevus on the back of a 13year-old Korean girl: This was a single halo nevus with a central pinkish mole and a depigmented patch, 20 mm in diameter. The patient underwent an autologous suction blister graft on the lesion. The halo nevus was completely repigmented except for the marginal rim. At a 4 month follow-up, a new whitish halo was observed around the central pinkish mole. At this point the central nevus was excised and examined with a H & E stain and an immunohistochemical stain with an anti-IgG antibody. After the excision of the central mole, repigmentation was completed and this condition persisted at a 3-year-follow-up.