A member asked:

I have bkack dot bruising and brown stripe down my big toe nail its been there for 6wks and hasnt changed at all it isnt painful and has had no trauma?

A doctor has provided 1 answer

Nail base injury: This is an injury of the base of your nail also thought to be the root of your nail. There is an increase in brown pigment of melanin because of the injury. As the nail grows out the streak appears. It is not a dangerous problem.

Answered 9/5/2016

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