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Brown line



There is a brown line on my big toe just one what is the cause of this.Don`t drink,smoke and is very healthy thank you very much.


Thank you for visiting NetWellness. This question would be better answered in the Skin Care and Diseases topic. Please look in that topic for an answer to your question.

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Go to the Diabetes health topic, where you can:

Response by:

Robert M Cohen, MD Robert M Cohen, MD
Professor of Clinical Medicine
College of Medicine
University of Cincinnati