A member asked:

Can you tell me is it a blister or cold sore?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

I don't know.: A cold sore is a lesion with blisters (lip, chin, cheek, nostril ; sometimes mouth) which causes burning, pain ; itching. It breaks open ; releases fluid that is teaming with the herpes simplex type 1 virus.

Answered 10/6/2016

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What can you do to tell if your fever blister/cold sore is herpes?

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