In the case of melasma comparison between women and men is 24: 1, especially visible in the fertile with age women Exposure history directly affected the sun. Highest incidence at age 30-44 years, whereas according to Montemaro in 2001, 90% of cases occurred in melasma women, if any clinical symptoms in men and histologisnya same.
Research conducted by Goh and Dlova 1999 in Singapore, the ratio of melasma among women and men of 21: 1.
Melasma is a big problem for the East Asia, with skin type III or IV that is equal to 90%. Although the exact number of incidents in some countries is not known, but in East Asia is reported that the patient came to the clinic every year by the skin of 0.25 -40%.
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