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Doctor insights on: Can A Cold Sore Make Teeth Hurt

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Cold sore making teeth hurt, help?

Cold sore making teeth hurt, help?

Not clear: Are you having cold sore on your lip or generalized in your mouth. You need to see a dentist for proper diagnosis and treatment. ...Read more

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Dr. Heidi Fowler
1,016 doctors shared insights

Cold Sore (Definition)

Also referred to as fever blisters, cold sores are small, painful fluid-filled blisters that are usually found around the lips. Cold sores are generally caused by the herpes simplex virus 1 which is related to herpes simplex virus 2 that causes genital herpes. Cold sores are very contagious and can be spread by mouth to mouth contact. They can spread to the genitalia and cause genital ...Read more


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I've had a cold sore (hsv1) on my lower lip for 4 days. I was eating a sandwich and my teeth slightly grazed the sore. Will it spread inside my mouth?

I've had a cold sore (hsv1) on my lower lip for 4 days. I was eating a sandwich and my teeth slightly grazed the sore. Will it spread inside my mouth?

Misinformed?: First one cannot get get a second infection from the same virus one has already gotten. Herpes does not 'spread' or migrate. Second, having a sore does not in any way predict you are shedding virus and are even contagious. We now know that viral shedding is unpredictable and has zero correlation to having or not having sores. ...Read more

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Is it possible that a cold sore is hurting my tooth?

Is it possible that a cold sore is hurting my tooth?

Yes: Cold sores result from an infection of the herpes simplex virus. They are often very painful and can cause referred pain to different areas of the mouth, teeth and gums. You should check with your dentist to make sure it is the cold sore that is causing the tooth pain and not the tooth itself. ...Read more

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My 3 year old son came out of the bathroom with my husband' s tooth brush in his mouth. My husband currently has a cold sore! can he get the virus?

Yes: If the sore is still "raw". The virus particles are alive in the sore. If the toothbrush rubbed against the sore, it could contain the virus particles. Throw out the brush and hope he didn't contract the virus. ...Read more

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I have a large cold sore, swollen glands in my neck and sever mouth/tooth pain. What is going on and what doctor do I see?

Your dentist: This could all be related to the "cold sore" but with what you are saying about the tooth pain. You could have multiple problems as in a cold sore affecting your swolen glands but it could be an abcessed tooth which is producing bacterial infection and possibly that is causing the glands to swell. Bottom line see your dentist. ...Read more

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Is it possible have you glands hurt with a cold sore?

It is possible: Lymph nodes may become enlarged or sore if draining the area of cold sores (inflammation or especially a secondary infection). ...Read more