What does it mean if you have a blue birthmark?
Congenital dermal melanocytosis — more commonly known as Mongolian blue spots — is a kind of birthmark commonly found in newborns. Also known by the name slate gray nevus, Mongolian blue spots often appear right at birth or in the first few weeks of life. They are harmless and do not need to be removed.
Why was I born with a Mongolian blue spot?
Mongolian blue spots appear on the skin at or shortly after birth. The spots appear when melanocytes (cells that produce pigment, or melanin) remain in the deeper skin layer during embryonic development. What causes this to happen isn’t known. Mongolian blue spots aren’t related to an underlying health condition.
What is blue mark on skin?
Dermal melanocytosis was formerly called Mongolian blue spots. Mongolian blue spots are flat bluish- to bluish-gray skin markings commonly appearing at birth or shortly thereafter. They appear commonly at the base of the spine, on the buttocks and back and also can appear on the shoulders.
Is Mongolian spot a birth mark?
Mongolian spots (MS) are congenital birthmarks seen most commonly over the lumbosacral area. They are bluish-green to black in color and oval to irregular in shape. They are most commonly found in individuals of African or Asian ethnic background.
Do blue birthmarks go away?
These blue birthmarks can be alarming the first time you notice one. But they’re rarely cause for concern, and will usually be gone by the time your child turns two.
Are Mongolian spots genetic?
Mongolian spot is a hereditary developmental condition caused by entrapment of melanocytes in the dermis during their migration from the neural crest into the epidermis.
What is a blue mole called?
Moles, also called nevi, can appear on your skin in a variety of shapes, sizes, and colors. One type of mole is the blue nevus. This mole gets its name from its blue color. Although these moles may seem unusual, they’re generally benign and not a cause for concern.
What does a blue nevus look like?
A common blue nevus presents as a smooth oval or circular mole. A blue nevus is typically blue or gray, but it can sometimes be yellowish-brown. The main characteristics of a common blue nevus include: round or oval shape.
Are Mongolian spots permanent?
Mongolian spot may fade or disappear during childhood, but occasionally it can be lifelong.
Why do people get blue moles?
The blue color, or ceruloderma, is caused by the Tyndall effect when light is preferentially scattering shorter wavelengths by melanin found in the dermis of the skin. It is unclear at this time as to whether there is a genetic component associated with a blue nevus.
How common are blue moles?
Blue nevus is a benign neoplasm composed of aberrant melanocytes located in the dermis, which can be found in 0.5%–4% of the white population. It is usually acquired during the second decade of life, presenting as a macule, papule, nodule, or plaque on the buttocks, face, scalp, hands, or feet.
Is blue nevus rare?
Blue nevus is a benign neoplasm composed of aberrant melanocytes located in the dermis, which can be found in 0.5%–4% of the white population.
Is a blue nevus cancerous?
A common blue nevus is usually benign, remains unchanged throughout life, and does not lead to any complications. In rare situations, a cellular blue nevus may develop into a form of melanoma called a malignant cellular blue nevus.
What do blue moles mean?
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.
Can a blue nevus be malignant?
Malignant blue nevus is a rare form of malignant melanoma. A cellular blue nevus is the precursor lesion. The scalp is the most common site. The tumor often presents clinically as a progressively enlarging or multinodular blue-black lesion.
What causes birthmarks on the back of the buttocks?
Pigmented birthmarks are generally white, brown, blue, or gray. They result from a problem with the melanin in the skin. Types of pigmented birthmark include: Mongolian blue spots. These are blue or gray patches that may be present on the back and buttocks at birth. Babies with darker skin are more likely to have these birthmarks.
What are these small round blue spots under the skin?
Get help now: small, round blue spots under the skin–appear to follow blood vessels–disappear with pressure, return when pressure is relieved? Telangiectasia: What you are describing is a telangiectasia which is a dilated small vein. Small blood vessels: This sounds like small little veins that are so small they just appear like blue spots.
What causes Mongolian blue spots on your birthmarks?
Red birthmarks occur as a result of too many blood vessels. They can have many complications, such as bleeding and pain. Pigmented birthmarks have no known causes, and many don’t cause any adverse health effects. Mongolian blue spots fall into this category of birthmarks.
What causes a blue nevus to appear?
Certain cells seem to remain near the skin’s surface and cause a bluish mole to appear on the skin. Although nearly anyone may develop a blue nevus, they are more likely to appear in females than in males. Blue nevi are also more prevalent in Asian populations.