Melasma occurs on the side of the eye and the cheek by exposed to ultraviolet light and strong stress. it tend to recrudesce or worsen during sunlight exposure season. Melasma are caused by multiple causes and is relatively difficult to treat.
There are many case that most of them thinking that brown irregular spots appear symmetrically on the face of the face.
In fact, about 30% of the patients are diagnosed with melasma, most of which are pigmentation after inflammation or freckles, bilaterality Ota nevus. The first thing that should be prioritized is the accurate diagnosis through the medical consulting with doctor because in the case of pigment diseases except melasma, the treatment is relatively simple and effective.
Freckles
It is that melanocyted in the epidermis over-formed pigment and appear cheeks, nose, back of hands, etc., and the size is 1~5 mm. It is easy to remove by pigment laser.
1. cause melasma
Ultraviolet rays
Many pigment are produced due to the stimulation of melanocytes by ultraviolet rays. When exposure to large amounts ultraviolet light will leave pigmentation due to inflammatory reactions.
Pregnant
Due to role of female hormones secreted when pregnancy can be a cause of melasma, and it occur stars 4~5 months pregnant and becomes much cloudy within 1 year after childbirth.
pill/oral contraceptive pill
The estrogen contained in the pill stimulates melanocytes to form irregular spots.
Stress
Due to chronic stress leads to increased melanocyte activity, until you remove the cause you will continue to make pigment.
2. Type of melasma and treatment methods
Epidermal type melasma
It is treated with topical application decolorizing agent of hydroquinone ingredient which is skin whitening ointment, and the ointment of the retinoid component which appear its effect through skin peeling, it makes effect through removes melasma pigment from epidermis by whitening scaling and milk peeling program.
Mixed and dermal melasma
It treats with melasma laser toning and how to block the melanin pigment coming up from the bottom of the dermis, due to melanin on the skin surface does not stimulate t o reduce the darker side effects. It is appear effect through selectively destroys melanin pigment.
The way to avoid melasma
1. Sunscreen
when make-up, apply over SPF 20 products to make life, when planning an outdoor activity for more than 1 hour, use over SPF 30 products. It is recommended that the sunscreen should often apply last 2~3 hours.
2. Whitening products
If you continues to use whitening products, you can prevent pigmentation. Use of typical vitamin C products or whitening products for more than 2 months has a preventive effect.
3. Whitening treatment
Vitamin C is effective for pigmented skin disease by reducing occur pigmentation of melanin pigment, and the degree of reaching to the skin is very low compared to the amount ingested. The applied vitamins are absorbed to the skin, but do not stay for a long time so the effect of removing pigment is reduced.
Therefore, it prevent to pigment through promotes absorption of vitamin program such as coolgen, elactrophoresis method in the dermatology.
CNP SKIN CLINIC YANGJAE
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Inquiries medical care : cnpyj1@cnpskin.com
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