Is a blue nevus mole cancerous?

Although most cases of blue nevi are benign, there is a small possibility that a cellular blue nevus can undergo malignant transformation and become a malignant cellular blue nevus (MCBN). Thus, a biopsy of any changing or suspicious lesion should be done.

What is this blue dot on my skin?

Mongolian blue spots, also known as slate gray nevi, are a type of pigmented birthmark. They’re formally called congenital dermal melanocytosis. These marks are flat and blue-gray. They typically appear on the buttocks or lower back, but may also be found on the arms or legs.

What does a blue spot on skin mean?

Mongolian spots; Congenital dermal melanocytosis. Dermal melanocytosis is the name of a kind of birthmark that is flat, blue, or blue-gray. They appear at birth or in the first few weeks of life. Dermal melanocytosis was formerly called Mongolian blue spots.

Can you remove a blue nevus?

In most cases they are best left alone. If you feel it is unsightly or is irritated by your clothing, comb, razor, it can be removed to prevent future irritation from occurring. Usually the removal would leave a small scar. In some cases removing a blue nevus requires surgical excision with stitches.

Should I be concerned about a blue nevus?

If you have a blue nevus or other mole appear after age 30, see your doctor. It may be a sign of skin cancer like melanoma. Changes to blue nevi or other moles may also be cause for concern. Keeping an eye on any abrupt or subtle shifts on your skin and moles will ensure that you catch early signs of skin cancer.

What does a blue nevi mean on a mole?

It may be a sign of skin cancer like melanoma. Changes to blue nevi or other moles may also be cause for concern. Keeping an eye on any abrupt or subtle shifts on your skin and moles will ensure that you catch early signs of skin cancer. You should flag blue nevi, along with other moles, when they:

What is eruptive melanocytic nevi?

3 Health Sciences Faculty, University of Copenhagen, Copenhagen, Denmark. Eruptive melanocytic nevi (EMN) is a phenomenon characterized by the sudden onset of nevi. Our objective was to compile all published reports of EMN to identify possible precipitating factors and to evaluate the clinical appearance and course.

What does a cancerous nevus look like?

Cancerous nevi may appear as a common or cellular blue nevus but develop at a later age and may start to look like ulcers. They may also have a more nodular or plaque-like form.