How Common Are Mongolian Blue Spots?

Why does my baby have a blue bum?

Blue-gray spots, commonly referred to as Mongolian spots, are large flat lesions that are usually found on the lower back or buttocks of infants at birth.

They can occasionally be found on the legs or shoulders of infants, but this is less common..

What’s a Mongolian blue spot?

Mongolian spots are a kind of birthmark that are flat, blue, or blue-gray. They appear at birth or in the first few weeks of life. Mongolian blue spots are flat bluish- to bluish-gray skin markings commonly appearing at birth or shortly thereafter.

Will Mongolian spots go away?

No treatment is necessary. Mongolian spots do not predispose people to skin cancer or any other problem, and most often disappear by age 2. (Fewer than five percent of children with Mongolian spots still have any by the time they’re adults.)

Can Caucasian babies have Mongolian spots?

Although named after a country in Asia, Mongolian spots can be found in any baby with relatively dark skin, including the majority of babies of Native American, Asian, Hispanic or African-American descent. In contrast, fewer than 10% of Caucasian infants have Mongolian spots.

Why do mixed babies have Mongolian spots?

The spots are flat, gray-blue in color (almost looking like a bruise), and can be small or large. They are caused by some pigment that didn’t make it to the top layer when baby’s skin was being formed. They are harmless and usually fade away by school age.

What is the cause of Mongolian spots?

Mongolian blue spots are common among people who are of Asian, Native American, Hispanic, East Indian, and African descent. The color of the spots are from a collection of melanocytes in the deeper layers of the skin. Melanocytes are cells that make the pigment (color) in the skin.

Who gets Mongolian blue spots?

They are most commonly found in individuals of African or Asian ethnic background. Although these lesions resolve by one to two years of age, widespread, extrasacral and dark colored MS sometimes persist into adulthood.

Are Mongolian spots bad?

Although they are usually benign in character, Mongolian spots can cause significant anxiety for both parents and doctors due to their unusual appearance and unexpected location and number. They usually fade during first few years of life.

When should I worry about a strawberry birthmark?

Generally speaking, strawberry hemangiomas are not a reason to worry. However, if you notice any mark or growth on your baby, it is always wise to have it checked out by the doctor. Complications are very rare, but they can happen.

Are Mongolian blue spots rare?

Mongolian blue spots seem to be more common in people with dark skin, including people of African, East Indian, or Asian descent.

What race has Mongolian spots?

Mongolian spots are congenital birthmarks found on the lower backs, buttocks, sides and sometimes shoulders, of primarily infants with East Asian heritage (but also East African, Native American, Polynesians, Micronesians and Latin American). They typically disappear 3-5 yrs after birth.

How long does Mongolian blue spot last?

It normally disappears three to five years after birth and almost always by puberty. The most common color is blue, although they can be blue-gray, blue-black or deep brown.