10-30: Most common in adolescents and young adults. Can occur later. Reaction to probable minor infection which causes typical rash on trunk.
Answered 1/13/2012
6.2k views
Rash: Pityriasis rosea has no age predilection. You can be any age and get it. We don't really know which virus causes it so hard to say.
Answered 11/7/2015
5k views
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