Peds
Mongolian Spot
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Mongolian Spot
, Dermal Melanosis
See Also
Newborn Skin Exam
Definition
Benign pigmented
Birthmark
s typically in black, native american, asian and hispanic children
Pathophysiology
Melanocyte
s that are trapped deep with the skin
Epidemiology
Ethnic breakdown
Black infants: 96%
Native americans infants: 90%
Asian infants: 81-90%
Hispanic infants: 46-70%
White infants: 10%
Signs
Bluish-gray, bluish-black or brown
Macule
s or patches
Distribution: Especially lumbosacral and buttock areas
Course
Most lesions fade by age 2 and often disappear completely between age 7 to 13 years
Some areas may persist
Management
No interventions needed
Document presence of Mongolian Spots to avoid misdiagnosis of
Bruising
from abuse
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