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A 33-year-old member asked:

how are blisters and cold sores different?

1 doctor answer2 doctors weighed in
Dr. Stephen Gordon
Dentistry 43 years experience
Same: If you are referring to "fever blisters" and "cold sores" they are different names for the same thing, caused by virus (herpes).

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A female asked:

Do cold sores always from a blister?

4 doctor answers6 doctors weighed in
Dr. Harlan Wilson
Dentistry 45 years experience
Most likely: A blister is the body's mechanism to fight and repair the cold sore.
A 40-year-old member asked:

How can I tell the difference between cold sores and blisters?

1 doctor answer1 doctor weighed in
Dr. Heidi Fowler
Psychiatry 25 years experience
HSV- 1: Cold sores are caused by the herpes simplex virus (hsv-1).

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Last updated Apr 5, 2013

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