hair collar sign
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Related to hair collar sign: Hair Color
hair collar sign
a tuft of hypertrophic hair in the midline scalp of a baby; may be a cutaneous marker for neural tube dysraphism.
Farlex Partner Medical Dictionary © Farlex 2012
hair collar sign
In the newborn, a ring of long, dark, coarse hair surrounding a midline nodule on the scalp. This may indicate neural tube closure defect.
See also: sign
Medical Dictionary, © 2009 Farlex and Partners