Cold sore: 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 9/11/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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