Probably not: Nail cancer is very unusual. Is the line on all of the nails? If such is the case and depending on the appearance, it may suggest a metabolic abnormality. At any rate, if it is a concern, its best to have it examined by your pediatrician.
Answered 9/15/2013
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2 doctors weighed in across 2 answers
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3 doctors weighed in across 2 answers
A doctor has provided 1 answer
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