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한국에서의 단일 병변 광선 각화증 환자에 있어 국소 5-Fluorouracil 도포, 국소 Imiquimod 도포와 냉동외과술의 치료 효용성 비교에 관한 연구
박성진 ( Sung Jin Park ),김윤재 ( Yoon Jae Kim ),조준혁 ( Jun Hyuk Cho ),김대현 ( Dai Hyun Kim ),안효현 ( Hyo Hyun Ahn ),서수홍 ( Soo Hong Seo ) 대한피부과학회 2023 대한피부과학회지 Vol.61 No.1
Background: Actinic keratosis (AK) is a common precancerous cutaneous lesion. There are various AK treatment methods; however, no specific method is considered superior. Most existing studies on AK treatment are Caucasian-based and include patients with multiple lesions. Objective: This study aimed to compare the treatment duration, financial costs, and success rates of topically applied 5% 5-fluorouracil (5-FU) solution, 5% imiquimod (IMIQ) cream, and cryosurgery in the treatment of histologically proven single-lesion AK in Korean patients. Methods: We retrospectively reviewed the medical records of patients with single-lesion AK at a single Korean center from January 2018 to February 2021. Each patient was treated using the three aforementioned local treatments. Results: The study included 58 patients. Nineteen of 23 (82.6%), 27 of 27 (100%), and eight of eight patients (100%) were successfully treated after topical 5-FU, topical IMIQ, and cryosurgery, respectively. Further analysis on treatment success by subgroup revealed the following: mean number of outpatient visits, 3.78 vs. 4.41 vs. 3.75; mean treatment duration, 5.79 vs. 6.00 vs. 9.38 weeks; and mean total treatment cost, 79,380 vs. 170,023 vs. 173,116 won; for the 5-FU, IMIQ, and cryosurgery subgroups, respectively. The total treatment cost was significantly different among the subgroups (p≤0.001). Conclusion: Topical IMIQ and cryosurgery were superior in terms of treatment efficacy, but considering its low cost, 5-FU may also be a reasonable option. Hence, an individualized approach to treating localized AK should be taken. (Korean J Dermatol 2023;61(1):29∼35)