Background: Few effective treatments exist for striae alba, which are the mature stage of stretch marks.
Objective: To evaluate the efficacy of the nonablative fractional 1,565-nm Erbium-glass (Er:glass) and the picosecond fractional 1,064/532-nm neodymium:yttrium-aluminum-garnet (Nd:YAG) lasers in the treatment of striae alba.
Materials And Methods: Twenty subjects with striae alba on the bilateral abdomen were treated with either the nonablative fractional 1565-nm Er:glass or the picosecond fractional 1,064/532-nm Nd:YAG laser, with a total of 3 treatments 3 weeks apart.
Results: A 31% (1.25/4) texture improvement was noted for both the fractional 1,565-nm Er:glass laser and the picosecond fractional 1,064/532-nm Nd:YAG laser. The degree of atrophy was improved by 30% (1.19/4) with the 1,565-nm Er:glass laser and 35% (1.38/4) with the picosecond 1,064/532-nm Nd:YAG laser. A 48% (1.9/4) subject overall assessment of improvement was noted with the fractional 1565-nm Er:glass laser and 45% (1.8/4) improvement with the picosecond fractional 1,064/532-nm Nd:YAG laser. There was no significant change in striae density with either laser. The picosecond laser was rated as less painful during all 3 sessions (p = .002) and had a shorter healing time (p = .035). The nonablative fractional 1,565-nm Er:glass and the picosecond fractional 1,064/532-nm Nd:YAG lasers were equally efficacious in improving striae alba.
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http://dx.doi.org/10.1097/DSS.0000000000001555 | DOI Listing |
J Vis Exp
September 2024
Department of Dermatology, The First Affiliated Hospital, Chongqing Medical University;
J Cosmet Dermatol
June 2024
DEYUE Clinc, DE YI Skin, Shenzhen, China.
Background: Acne vulgaris is a common inflammatory disease associated with various sequelae after skin lesion remission. Acne erythema has been considered simple erythema or a vascular lesion; however, because the understanding of this disease has improved, acne erythema is currently considered an early scar with erythematous components.
Aims: This study evaluated the efficacy of using both a 595-nm pulsed dye laser (PDL) and 1565-nm nonablative fractional laser (NAFL) for the treatment of erythematous scars caused by acne.
Lasers Med Sci
February 2024
Department of laser surgery, Jiangsu Key Laboratory of Molecular Biology for Skin Diseases and STIs, Institute of Dermatology, Chinese Academy of Medical Sciences & Peking Union Medical College, Jiangwangmiao Street 12, Xuanwu District, Nanjing, 210042, China.
J Cosmet Dermatol
May 2024
Department of Dermatology, Xijing Hospital, The Fourth Military Medical University, Xi'an, Shaanxi, China.
Background: Characterized by progressive hair loss due to an excessive response to androgens, androgenetic alopecia (AGA) affects up to 50% of males and females. Minoxidil is one of approved medications for AGA but inadequate responses occur in many patients.
Aims: To determine whether 1565 nm non-ablative fractional laser (NAFL) could yield better therapeutic benefits for patients with AGA as compared with 5% minoxidil.
J Cosmet Dermatol
November 2023
Department of Dermatology, China-Japan Friendship Hospital, Beijing, China.
Purpose: To evaluate the efficacy and safety of 1565-nm nonablative fractional laser (NAFL) combined with mucopolysaccharide polysulfate (MPS) cream in the treatment of erythematous acne scars.
Methods: A total of 28 subjects with erythematous acne scars from June 2021 to April 2022 were enrolled. One side of each subject's face was randomly assigned to be treated with 1565-nm NAFL (at 2 sessions with four-week intervals) combined with MPS cream (twice daily) for 8 weeks, and the other side with 1565-nm NAFL combined with placebo cream.
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