What does melasma look like?

Lacy pigmentation. Melanoma is most often seen on the cheeks, forehead and around the mouth. It is a lacy patchy brown pigment that gets dark in the sun.
Melasma. Melasma is a very common patchy brown, tan, or blue-gray facial skin discoloration, almost entirely seen in women in the reproductive years. It typically appears on the upper cheeks, upper lip, forehead, and chin of women 20-50 years of age. Although possible, it is uncommon in males. It is thought to be primarily related to external sun exposure, external hormones like birth control pills, pregna.