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Differential Diagnosis
Many injuries colored by the pigment melanin pigment or blood can be mistaken for malignant melanoma: basal cell epithelioma, dysplastic nevi, blue nevi, Dermatofibroma, all types of moles, bruises, thrombosis angiomas, venous lakes, botriomycomes, warts Seborrheic …
The recent increase, bleeding, ulceration, or the appearance of a darker hue are indications to the surgery or biopsy of pigmented lesions. [click to continue…]
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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…]
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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…]
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What is it?
Melanoma is a malignant tumor developed from melanocytes.
Melanocytes are found in the skin, mucous membranes, eyes and central nervous system. This is one of the most aggressive cancers that are, but the treatment at an early stage helps to heal the patient.
Epidemiology
The incidence of melanoma is increasing rapidly for several years.
This is one of the most common cancers in young adults and those whose frequency increases most in the world.
For 40 years, the number of melanoma is doubling every 5 years, the other skin cancer every 10 years.
Melanoma the most deadly today that only 5% of skin cancers, but their impact is growing concern. [click to continue…]
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