Sebaceous cyst: You have a painful lump in the back of your neck. It could be a sebaceous cyst. These are best removed by a surgery in the office. The infected area may drain. If it does it will come back.
Answered 1/6/2014
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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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