The aim of the study: 1.To compare the efficacy and safety of fractional CO2 laser in combination with vitamin c and tranexamic acid in the treatment of melasma. 2 .To assess the value of dermoscope in measuring of the response to treatment in melasma patients compared to clinical scoring.
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Efficacy and safety of fractional CO2 laser in treatment of melasma.
Timeframe: 1year