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Blue nevus

What is it?

Small dark lesion caused by melanocytes (pigment cells that give color to the skin) located in the intermediate portion of the skin, the dermis. The correct location of these cells is more superficial, in the epidermis.

Characteristics and symptoms

It is characterized by a rounded stain of gray or dark blue color, with only a few millimeters in size. In some cases it may be a little elevated.


The treatment, when performed, is mostly for aesthetic reasons. The treatment is surgical, through excision and suturing.

Related articles

- Melanocytic nevus
- Nevus of Ito, nevus of Ota

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