http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
A case of actinic keratoses and squamous cell carcinomas treated with ingenol mebutate gel
( Hyeong Rae Kim ),( Hae Eul Lee ),( Myung Im ),( Young Lee ),( Jeung Hoon Lee ),( Young Joon Seo ) 대한피부과학회 2015 대한피부과학회 학술발표대회집 Vol.67 No.1
Chronic skin exposure to ultraviolet irradiation causes well-known phenomenon called photodamaging and skin cancer and precancerous lesions like actinic keratosis (AK) develop on severely damaged area. The concept of filed cancerization, first introducd in 1953, is adopted by dermatologists to describe chronically photodamaged skin with multiple AK and skin cancers. For the treatment of both clinical and subclinical lesions, not lesions-directed therapy but field-directed therapy is advocated and which include photodynamic therapy and topical agents such as imiquimod, 5-fluorouracil and topical diclofenac. Ingenol mebutate gel is recently induced topical agent from plant Euphobia peplus and there have been no case report treated with this new agent in Korean literature. A 72-year-old man presented with extensive erythematous scaly lesions on his face and both distal upper extremities. Histopathologic examination showed actinic keratosis and squamous cell carcinomas. Two sessions of topical treatment was done and more than 80% of lesions disappeared after 5 months follow-up. There was moderately severe local reaction transiently after treatment.
Squamous cell carcinoma arising from porokeratosis of Mibelli
( Hyeong Rae Kim ),( Hae Eul Lee ),( Myung Im ),( Young Lee ),( Jeung Hoon Lee ),( Young Joon Seo ) 대한피부과학회 2015 대한피부과학회 학술발표대회집 Vol.67 No.1
Porokeratosis is an epidermal keritinization disordercharacterized clinically by raised hyperkeratotic border and histologically by the presence of cornoid lamellae. Several clinical variants have been recognized and development of squamous cell carcinoma (SCC) in lesions has been reported in all variants. Risk of malignancy is associated with older age, longstanding duration and linear variants. We report a case of SCC arising from porokeratosis of Mibelli. A 80-year-old woman presented with erythematous scaly plaque for 13 years. Physical examination showed erythematous scaly plaque, 5 x 6 cm in diameter, on left knee. After diagnosis of Porokeratosis was made, isotretinoin cream, calcipotriol ointment, and oral acitretin was prescribed, but lesions did not reached complete remission and has wax and waned. Ulceration with mass formation occurred after 4 years of initial diagnosis. Tumor excision was performed and histopathological examination showed a squmamous cell carcinoma with keratination. Excised margin was negative for tumor cells and patient was follow-up for additional 6 months without recurrence of the cancer.
( Hyeong Rae Kim ),( Hae Eul Lee ),( Myung Im ),( Young Lee ),( Jeung Hoon Lee ),( Young Joon Seo ) 대한피부과학회 2015 대한피부과학회 학술발표대회집 Vol.67 No.1
Kissing nevus or devided nevus is a type of congenital nevus, which is characterized by two adjacent but split nevi due to abnormal melanoblast migration during embryogenesis. At first, kissing nevus of the eyelids was described in 1908 and more than 40 cases have been reported. Kissing nevus of the penis was first reported in 1998 and only 15 cases have been described until today. We here report a case kissing nevus of the penis. A 12-year-old male presented with two asymptomatic pigmented penile lesions which was discovered incidentally a month before. Physical examination showed two hyperpigmented patches on the dorsolateral glans of penis and on the inner surface of prepuce, respectively. Histopathologic examination showed nest of nevus cells in dermoepidermal junction and in the upper dermis. After diagnosis was made, we recommended surgical treatment of those lesions, but patient refused further treatment and follow-up. So far, there is no case report of kissing nevus of the penis in Korean dermatologic literature, so here we report the case.