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Mongolian blue spots
Mongolian blue spots


Neonate
Neonate


Mongolian blue spots

Definition:

Mongolian spots are flat, blue, or blue-gray skin markings that commonly appear at birth or shortly thereafter.

See also: Rashes



Alternative Names:

Mongolian spots; Congenital dermal melanocytosis; Dermal melanocytosis



Causes, incidence, and risk factors:

Mongolian blue spots are common among darker skinned persons, such as those who are of Asian, East Indian, and African descent.



Symptoms:

Mongolian spots are noncancerous skin markings and are not associated with disease. The markings may cover a large area of the back.

Occasionally, Mongolian blue spots are mistaken for bruises, which can raise a question about possible child abuse . It is important to recognize that Mongolian blue spots are birthmarks, NOT bruises.

Symptoms include:

  • Blue or blue-gray spots on the back, buttocks, base of spine, shoulders, and other body areas
  • Flat area with irregular shape and unclear edges
  • Normal skin texture
  • The spots are usually 2 - 8 centimeters wide


Signs and tests:

No tests are needed. Your doctor can diagnose this condition by looking at the skin.



Treatment:

No treatment is necessary or recommended.



Support Groups:



Expectations (prognosis):

The spots often fade in a few years and are almost always gone by adolescence.



Complications:

There are no complications.



Calling your health care provider:

All birthmarks should be examined by a health care provider during the routine newborn examination.



Prevention:




Review Date: 4/10/2009
Reviewed By: Kevin Berman, MD, PhD, Atlanta Center for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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