How is mole on the face to return a responsibility?
summary
Nevus is a common pigmented nevus in medicine. It belongs to the benign tumor of the black cord cell system. Nevus can be found in more than 90% of people, but the size and number are different. Benign tumors have the possibility of malignant transformation, nevus is no exception, but according to statistics, this possibility is very small, only about one in a million nevus into tumor. So now let's share about how the mole on the face is going on? The knowledge of.
How is mole on the face to return a responsibility?
First: melanocytic nevus (also known as melanocytic nevus and pigmented nevus) can be divided into congenital and acquired. Congenital nevus already exists at birth, and acquired nevus usually appears at school age or older. If the nevus is black, not higher than the surface of the skin, called the junction nevus; If the nevus is black or brown, slightly higher than the surface of the skin, it is a compound nevus; If black, or light brown, or skin color, hemispherical protuberance on the surface of the skin, some central hair or a few, it is called intradermal nevus.
Second: in fact, most malignant melanoma occurs on normal skin. In China, acromegaly is the most common site of malignant melanoma. Malignant transformation mostly occurs in the middle-aged and elderly, and the inducement is repeated trauma.
Third: nevus not only can be seen directly on our epidermis, in fact, there are nevus in the body that we can't see. These nevus are usually harmless, or nevus is a kind of harmless tumor, but because of frequent friction or external invasion, it is likely to lead to nevus canceration and rapid growth into "melanoma".
matters needing attention
Unnecessary sunlight should be minimized. For some special parts of the nevus, such as the sole of the foot, palm, vulva and other parts are easy to cause skin friction nevus, should go to the hospital for surgical removal, in order to avoid the nevus often friction after malignant transformation.
