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Doctor insights on: Cold Sore Crusting Stage

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Dr. Heidi Fowler
1,055 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 very contagious and can be spread by mouth to mouth contact and can spread to the genitalia and cause genital ...Read more


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My cold sore is starting to dry and crust. Is it ok to take off that top layer of crust?

My cold sore is starting to dry and crust. Is it ok to take off that top layer of crust?

No: Would recommend not removing the "crust" as this is protective and removing it renders the area potentially susceptible to secondary bacterial infection. ...Read more

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Am I supposed to peel my cold sore off when its crusty?

No, no & no again: When you do this you release hoards of herpes simplex type 1 viruses - this makes you very contagious. ...Read more

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Can I leave the yellow crust on a cold sore?

Cold sores: Avoid picking at cold sores. Melissa officinalis or lemon balm (cream) expedites healing of cold sores. It can reduce healing time by half. Studies also show that regular use can help v recurrences. Brief supplementation with lysine 1, 000mg orally three times a day at the onset, can also hasten healing. Your physician can prescribe oral valtrex (valacyclovir). ...Read more

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I have had a cold sore for a really long time. This is about day 20 but I don't know if it's still there. It went through all the stages of blisters, crusting, and scabbing but now all of that is gone and my skin is pink and smooth but it feels thicker wh

I have had a cold sore for a really long time. This is about day 20 but I don't know if it's still there. It went through all the stages of blisters, crusting, and scabbing but now all of that is gone and my skin is pink and smooth but it feels thicker wh

Incomplete question: From what you described, you no longer have active infection with herpes. However, healing process may take a few weeks to reach completion.
For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form.
Practice safe sex.
Get HPV vaccine. ...Read more

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Does cold sore always crust? My doctor said I have a cold sore rash, however it subsided without any crusting or oozing.

No: Nothing in medicine is 100%. Cold sores almost always crust and ooze, but not always. Hope this helps! ...Read more

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For 2 days I had pain on my lip, white puss formed and a white bead came out but now it's crusting like pictures of A cold sore? What is it

Lip lesion: The most likely diagnosis is herpes simplex (cold sore) in view of the evolution of a crusting appearance. Ask your pharmacist for an over the counter cream to apply, but if you prefer a more definitive diagnosis and, if it's a herpes, a prescription can be given for antivirus acyclovir or valtrex (valacyclovir). ...Read more

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Dry, red skin over upper lip. Crusts over& drys out& flakes. Not a cold sore or impitego. Started out as chapped lips& has been there for 2 months?

Dry, red skin over upper lip. Crusts over& drys out& flakes. Not a cold sore or impitego. Started out as chapped lips& has been there for 2 months?

Get it looked at: You need someone to look at it to diagnose it. How do you know it isn't a cold sore, impetigo, or something else? Answer: have a physician look at it. ...Read more

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I have a cold sore that has a yellow crust over it, guessing almost healed. I gave oral sex forgetting I had it. Can my boyfriend get genital herpes?

Yes.: It is certainly possible to transmit herpes simplex that way. Tell your boyfriend to see his doctor, who may give him a course of oral antiviral therapy (valtrex, famvir, (famciclovir) etc.) to lessen the chances of transmission. ...Read more

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Is it Normal to still have tingling and burning on lip and nose 3 days after a cold sore blisters under nose has crusted over?

Is it Normal to still have tingling and burning on lip and nose 3 days after a cold sore blisters under nose has crusted over?

Yes: It will heal in a week. Does not matter what you put on it. If you get these a few times a year, protect lips and face from sun. There are sunscreen chapsticks. Valacyclovir 2 grams at the first symptoms (prodrome) of the next attack will turn it off. You must be prepared beforehand. There are no side effects. ...Read more

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Cold sore or zit? Started as red bump in corner of lips, tried to pop like zit (no white head), crust formed, traces left 2 weeks later

Cold sores: It is most likely a cold sores. If this is the first time you have it, most likely you have been exposed to somebody with it. It is caused by Herpes virus. Sometimes treatment is needed esp if it become recurrent. ...Read more

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I had a cold sore on my lip put some campho-phenique on it and now I have little red bumps all over my chin lips and they break open and bleed or crust over with pus if I rub it because it is sore and itches woke up today and my lip and chin is swollen?

Progression of sore: Either there is continued progression of the cold sore, or your skin was burned by the camphor. Now it's best to see your doctor to straighten this out and get proper treatment. ...Read more

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What is a cold sore?

"fever blister": Cold sores are little blisters that form on the lips or mouth. They are caused by a herpes simplex virus. The blisters often break open and leak a clear fluid, then scab over after a few days. ...Read more

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Is a cold sore heaper?

Cold sores: Cold sores are painful liquid filled blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1). An estimated 80% of americans have been exposed to herpes simplex virus type 1. However, not all of those people will get cold sores. It depends on your immune system. ...Read more

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Do a cold sore pusses?

Do a cold sore pusses?

It can appear so..: Small cold sores often appear with just slightly yellowish fluid (plasma-like) but larger ones can look like puss-filled lesion. The body white blood cells attack the virus, cause inflammation, fluid accumulation and thus appears as puss. These often resolves spontaneously. If it becomes larger and large with more redness/pain, it could secondary infection/boil. Consult doc. Good luck. ...Read more

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What causes of cold sore?

Cold sore: Cold sore is caused by virus called Herpes simplex. Most common way to catch it through kiss. It can present as tingling followed by blister formation which can last for few days. It is very infectious. Usually blister leads to scab which disappears over few weeks but virus can lay dormant in nerve and can get activated at later stage.

http://patient. Info/health/cold-sores-leaflet ...Read more

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How can I stop a cold sore?

Options: Melissa officinalis or lemon balm (cream) expedites healing of cold sores. It can reduce healing time by half. Studies also show that regular use can help v recurrences. Brief supplementation with lysine 1, 000mg orally three times a day at the onset, can also hasten healing. Your physician can prescribe oral valtrex (valacyclovir). Laser treatments are also used to treat cold sores. ...Read more

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Why do you get a cold sore?

Stress, exposures to: Some will get them from excessive exposure to sunlight, others to tomatoes, others to spicy foods. By far the major contributor appears to be stress. ...Read more

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How can a cold sore start?

HSV- 1: Cold sores are painful blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1).
An estimated 80% of americans have been exposed to herpes simplex virus type 1. However, not all of those people will get cold sores. It depends on your immune system. ...Read more

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Can cold sore remedies work?

Can cold sore remedies work?

Cold sore: Applying a lip balm containing 1% lemon balm (melissa officinalis) shortens healing time, prevent infection spread, and reduces symptoms of recurring cold sores. Also taking lysine orally can help. Http://www. Ncbi. Nlm. Nih. Gov/pubmed/3115841? dopt=abstract topical treatment with a cream containing sage and rhubarb (rheum officinale and rheum palmatum) may be about as effective as zovirax (acyclovir). ...Read more

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How can I treat a cold sore?

Differing methods: Melissa officinalis or lemon balm (cream) expedites healing of cold sores. It can reduce healing time by half. Studies also show that regular use can help v recurrences. Brief supplementation with lysine 1, 000mg orally three times a day at the onset, can also hasten healing. Your physician can prescribe oral valtrex (valacyclovir). ...Read more

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First cold sore, what to do?

Cold sore: Your physician can prescribe oral Valtrex (valacyclovir) or another antiviral medication. Laser txs are also used to treat cold sores. Melissa Officinalis or lemon balm (cream) expedites healing of cold sores. It can reduce healing time by half. Studies also show that regular use can help v recurrences. Brief supplementation with lysine 1, 000mg orally three times a day at the onset, can also hasten healing. ...Read more

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Can I swim with a cold sore?

Can I swim with a cold sore?

Yes: Most cold sores are triggered by sun exposure. Sunscreen, including a sunscreen stick, is indicated. Be prepared with valacyclovir to take 2 gram (2 pills of 1 gm each) at first tingling when next episode begins. Crucial to have ready for immediate use. Or take valacyclovir 500mg (acyclovir800mg) daily during vacation to prevent it. Side effects are rare & never serious. ...Read more

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How can you treat a cold sore?

How can you treat a cold sore?

Wait it out: You can be treated with acyclovir, but just as easy to wait it out for the 7 -10 days these usually last. ...Read more