Melasma is an affliction that manifests through the apparition of brownish skin areas and they are most frequently located on the face. This is most common among pregnant women and women who are taking birth control pills, individuals that display type III and type IV phototype, individuals that live in sunny areas around the world, individuals that suffer from thyroid dysfunction, individuals that are undergoing anti-epileptic medical treatment.
The affected skin areas can display shades of light brown, dark brown or blueish grey, depending on the depth the melanin is localized at. They can occur on the area of the forehead, superior lip, nose or chin. The diagnosis is a clinical one and can be categorized with the help of a Wood lamp examination.