Uso associado de peelings químicos e led no tratamento do melasma : avaliação dos resultados e do impacto na qualidade de vida das voluntárias.

Abstract

Melasma is a disorder characterized by brownish stains, observed epidermal patterns, dermal and mixed. It is acquired by sun exposure, can appear in all racial types and has a strong impact on the emotional field of quality of life. A range of protocols for the treatment of melasma. Chemical peels as lactic acid and pyruvic act on reducing the thickness of the cover cornea, reducing the corneocyte cohesion, and the association an important tool in improving the resistant melasma. The blue LED demonstrates anti-inflammatory effect on the skin by inhibiting the production of proinflammatory cytokines, thus preventing post-inflammatory hyperpigmentation. This case study aimed to evaluate the effectiveness of the blue LED use associated with pyruvic acid and lactic acid peels in the cabin, with fortnightly applications for eight weeks. Was conducted in the course of Technology in Aesthetics and Cosmetics at the University of Santa Cruz do Sul laboratories after the project was approved by the institution's Ethics Committee under number 1378431. The questionnaires, photographs, evaluation by Wood's lamp and by MASI were performed on three volunteers who received the cabin protocol blue LED application sequence 50% pyruvic acid, lactic acid application ending with 92% blue LED application again and application of sunscreen. The results were evaluated through photographic records and MASI index, as well as evaluating the quality of life of patients with the questionnaire MelasQol. Improvement was observed in the appearance of the skin, greater homogeneity and bleaching of stains through photographic evaluation. There was significant improvement (p <0.05) only in one of the volunteers in the evaluation by MASI proving to decrease the severity of melasma. Regarding MelasQol there was an improvement of the items in relation to frustration and embarrassment caused by the conditions of this skin, reducing the limitations imposed by the disease on a day-to-day these women. The blue LED combination with acid peels showed no adverse effects, showing that this combination makes it very tolerable treatment.