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A 63-year-old female asked:

I hurt my knuckle on my fingers started turning purple my knuckle feels fine why is my fingers turning purple?

1 doctor answer1 doctor weighed in
Dr. Edward Burney
Ophthalmology 43 years experience
Purple knuckle: May be bruised (blood under skin) , especially if you are on aspirin or coumadin (warfarin) blood thinners. Check with you doctor if not better in a few days.

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Last updated Jul 6, 2015

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