Under the heading hyperpigmentation skin is encompass all them problems resulting from the excess of Sun in our skin and that have as protagonist to a pigment very known called melanin. The organic function of melanin is the do as a protective shield against solar radiation. The way to carry out this work is pigmented skin, i.e., darkening it to minimize the adverse effects of ultraviolet rays.
According to them different origins racial and also the predisposition genetic of each individual, the skin will tend to present a tone different from the same birth and to the expose it to them rays UVA, UVB and UVC. When we tanning too much, as it happens in summer, hiperpigmentamos our skin and the consequences are different types of spots or lesions, that can diagnose and treat thanks to the aesthetic Dermatology.
Freckles are the most well known spots. Know to many people freckled that after the holidays it are even more. The doctors call freckles freckles are clusters of melanin, which, in the majority of cases, have a hereditary origin.
Lentigines are Brown and few centimeters in diameter, especially when they appear in adolescence. The more common are those called "lentigines senile", that are born among them 30 and them 40 years. Oval, of different shades Brown, their areas recurrent are the face and the backs of the hands.
The melasma has the same coloration that the lentigo. Are lesions associated to the woman; due to the taking of contraceptives, pregnancy and hormonal changes in general. What happens is that can increase to the take the Sun. They are detected in the central area of the face, especially in the upper lip, forehead, cheek and jaw.
Treatments
Before get us to work with any treatment must be a diagnosis to avoid that any injury caused by the Sun has created cellular damage. In this case we would be talking about premalignant lesions which should be analyzed and, with the results in hand, decide how to deal with.
As for superficial injuries, aesthetic medicine offers these solutions:
Light pulsed intense-light of broad spectrum that allows cover injuries diffuse and that acts in the areas more deep of the skin. Not only us helps to eliminate the stains, but encourages the production of collagen, with what brings the aspect regenerative.
Laser not working at a level as deep as LPI, so it is useful in spots that are found in the epidermis, the outer layer of our skin. This technique consists in exfoliate and cause a burn controlled on the injury. Is indicated for lentigos and Melasma.
Chemical Peeling - also for lentigos and Melasma and also work of exfoliation, although the chemical formula is customized according to the patient's skin and the choice of the aesthetic doctor. To choose substances vary from Kojic acid, the ferulic, phytic, azelaic, and others.
Cryotherapy-the therapies with cold be imposed each time more in the medicine aesthetic. Here they produced a local hyperpigmented tissue destruction.
Finally, insist that the effects of the Sun on our skin are not only limited to spots and localized lesions, but include skin aging in general, which means appearance of wrinkles, loss of firmness and texture.
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