Bruising: Bruising is a common cause of discoloration, and sometimes patients do not recall an injury. Many other things can be localized to the skin and cause discoloration as well. Please see you Doctor for an opinion.
Answered 8/21/2015
2.4k views
Not uncommon: This is normal for some people and due to rubbing in the area. If concerned, see your PCP for examination.
Answered 8/22/2015
2.4k views
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