What does it mean to have a brown line through your fingernail? [Archive]

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mariagsnell

11-25-2008, 02:37 PM

What does it mean to have a brown line through your fingernail?

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Marti

11-26-2008, 09:33 AM

A horizontal brown line is classic for Beau's lines. A vertical line is classic for a nail melanoma that is growing in the matrix. Please see your dermatologist.