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A female asked:

I have a bump behind ear what is it its red and sore and its small, i've had it for a week now,

1 doctor answer1 doctor weighed in
Dr. Heidi Fowler
Psychiatry 26 years experience
Depending : Depending on the location behind your ear, two possibilities could be an enlarged lymph node (although this shouldn't turn red) or a cyst. If it becomes large, hot, on has purulent drainage you may need to get it assessed for infection.
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Last updated Oct 3, 2016

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