Cyst: It can be a cyst or a scar from a previous piercing if you had one there. If it is under the scalp area, it may be a lymph node that may resolve on its own. If it is not painful, i would not do anything about it.
Answered 8/22/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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