Prevention and screening
The risk factor best known of malignant melanoma is exposure to ultraviolet radiation, including intense and repeated for short periods. The role of exposure in childhood has recently been emphasized. The prevention is to avoid sun exposure to the hottest hours of the day, to protect the skin by covering clothing and / or creams antisolaire type “sunscreen.” These tips are primarily directed to issues skinned little or no tanning, especially if they are carriers of multiple nevi or a dysplastic nevus syndrome.
The preventive surgery congenital nevi is controversial. She was admitted for major congenital nevi more than 20 cm in diameter but smaller discussed. [click to continue…]
This is the most severe (10 to 20% of all melanomas). It is characterized by an increase of almost vertical outset of the tumor is more aggressive than other types of melanoma. The prognosis is unfavorable because the thickness of the lesion is already high.
It occurs at any age (20-60 years) on a pre-existing moles or skin healthy. It forms a black knot of rapid growth, quickly becoming a burgeoning and bleeding. The usual reason for concern is a rapid extension of papules protuberance, or a dark plate. The color varies from gray to black pearl [click to continue…]
Melanoma superficial extension (extensive superficial malignant melanoma or SSM = “Superficial Spreading Melanoma)

It represents 60% of melanomas.
It affects the young child in a skin exposed to sunlight (legs in women, chest and back in men). It is often confused with a benign pigmented naevus but some signs should worry:
* Transformation recent extension or noticed by the patient;
* Changing size, color, appearance, consistency, shape;
* Irregular edges;
* Polychromy of the lesion. [click to continue…]