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A member asked:
I have a black spot under both of my big toe nails. what can cause black spots under my big toe?
5 doctors weighed in across 2 answers
Trauma: Usually is caused by toe hitting end of shoe. See podiatrist to be sure.
Answered 12/6/2017
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Subungual : Hematoma or blood under the nail is a possibility. Splinter hemorrage is also possibility. Melanoma can present this way but fact yu have it on both big nails would render this possibility as less likely.
Answered 1/18/2020
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