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Efficacy of great spot low energy Q switch Nd ∶ YAG laser on melasma / 中华医学美学美容杂志
Chinese Journal of Medical Aesthetics and Cosmetology ; (6): 355-358, 2011.
Artigo em Chinês | WPRIM | ID: wpr-419856
ABSTRACT
Objective To clarify the effectiveness of QS Nd ∶ YAG laser on melasma in Chinese patients.Methods A group (n=45) of patients previously diagnosed as facial melasma were treated with QS Nd ∶ YAG laser at approximately 1 week intervals.Eleven to twenty treatments were per formed for each patient.The treatment efficacy of QS Nd ∶ YAG laser was evaluated by patients and doctors,respectively,at various time point such as before treatment,5 weeks and 10 weeks after treatment and end of the treatment.The skin melanin index and the transepidermal water loss were e valuated by the skin multifunction tester at different time point,respectively.Results Compared with untreated,the melanin index of melasma areas decreased significantly after the laser treatment for 5 weeks,10 weeks and the end of treatment.But there was no significant difference in the melanin index of normal skin areas with or without laser treatment.Compared with untreated,the transpidermal water loss of melasma areas increased significantly after the laser treatment for 5 weeks,10 weeks and end of treatment.The patients' skin became smooth,delicate,pores shrink and more flexible.In 45 melasma patients treated by QS Nd ∶ YAG laser,8 cases basically cured (17.78 %),25 cases were markedly effective (55.56 %),12 cases improved (24.44 %) and only 1 case was uneffective (2.22 %).Theoverall effective rate was 73.33 %.Conclnsions QSNd∶ YAG laser is a useful treatment modality for Chinese women who have melasma with precise efficacy,less side effects and high safety.

Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Idioma: Chinês Revista: Chinese Journal of Medical Aesthetics and Cosmetology Ano de publicação: 2011 Tipo de documento: Artigo

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Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Idioma: Chinês Revista: Chinese Journal of Medical Aesthetics and Cosmetology Ano de publicação: 2011 Tipo de documento: Artigo