Brown nail: could be micro trauma to the nail from pressure from shoes or running. This causes bleeding in/ under the nail. Sometimes there can be "moles" under the nail. Would suggest you see your local Podiatrist or Dermatologist for a complete check.
Answered 8/30/2015
2.4k views
Differential dx: would include, a bruise, fungus, normal variant, melanoma…might want to see a podiatrist or dermatologist..
Answered 8/30/2015
2.3k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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