Maybe pilonidal cyst: A pilonidal cyst is often the culprit of these symptoms. There is a cystic area under the skin that often becomes infected and drains spontaneously. They can be very painful. He should see his primary care doctor for referral to a surgeon for excision of the cyst, which should take care of the problem.
Answered 12/19/2017
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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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