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Doctor insights on: Canker Sore Vs Cold Sore

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Can you advise for cold sore or canker sore?

Can you advise for cold sore or canker sore?

Canker sores : Canker sores are the most common oral lesions. Individual ulcers typically last 1-2 weeks. The condition is idiopathic (cause is not known) recurrent aphthous ulcers is usually self-limiting. If concerned see your dentist after 10 days or visit today for laser immediate amelioration. ...Read more

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Dr. Heidi Fowler
1,041 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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How can I know if this is a canker sore or cold sore ?

How can I know if this is a canker sore or cold sore ?

Canker movable gums: Canker sores are usually located on tissue that moves in the mouth; for example, the inside of the cheek, under the tongue; cold sores are usually located on the lips, on the external surface of the lips. ...Read more

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Whats the difference between a cold sore and canker sore?

Whats the difference between a cold sore and canker sore?

Cold sore vs canker: Neither one is a medical terminology. Both are often used interchangeably as they are used by non-medical professionals. A cold sore usually involves lips, and is caused by herpes simplex virus type 1. A canker sore in medicine is called aphthous stomatitis, which usually involves tongue or inside the gum. We don't know what causes it, but it often happens again and again, triggered by stress. ...Read more

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What s the difference between a cold sore and canker sore?

What s the difference between a cold sore and canker sore?

Very different: Cold sores are typically lesions on the lip that stem from infections with herpes viruses (nongenital or genital strains). Canker sores are formally known as aphthous ulcers and occur within the mouth. It's not totally clear why, but probably immune and environmental factors are at play. ...Read more

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What's the difference between a cold sore and a canker sore?

What's the difference between a cold sore and a canker sore?

Cold vs canker sores: Cold sore are fluid filled blisters that frequently occur around the mouth and lips. They are caused be herpes simplex virus and are highly contagious. This virus is always with you and things like stress can cause an outbreak. Canker sores are ulcerations inside your mouth on the soft tissues like the buccal mucosa, cheek, soft palate. They can be very painful, heal in 10 days, unknown cause ...Read more

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What's the difference between a cold sore and a canker sore?

What's the difference between a cold sore and a canker sore?

Differences: There are varying opinions but: Cold sores are a cluster of blisters that first appear clear then become cloudy. First infection may be inside the mouth, but cold sores generally appear outside the mouth on the lips. Canker sores are gray or white sores surrounded by a red inflamed area. They occur only inside the mouth, on the tongue or the insides of the cheeks, lips or throat. ...Read more

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How can I know if this is a cold sore or a canker sore or something else?

How can I know if this is a cold sore or a canker sore or something else?

See your dentist. : Cankers (recurrent aphthous ulcers) are an "auto-immune" type reaction to trauma/stress (such as biting your lip). They occur on the loose membranes of your lips, cheeks and floor of the mouth. Your dentist can treat with prednisone, laser or chemicals to cut pain. Cold sores are hsv. Abreva helps those some, but most need doc rx. Both go away without treatment in 10-14 days (pain only 3-5 days). ...Read more

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I get canker sore at least twice a week and cold sore twice or more in a month. This is getting a bit too annoying. What is wrong with me? Any cure

I get canker sore at least twice a week and cold sore twice or more in a month. This is getting a bit too annoying. What is wrong with me? Any cure

Canker sores : are the most common oral lesions. Individual ulcers typically last 1-2 weeks. The condition is idiopathic (cause is not known) recurrent aphthous ulcers is usually self-limiting. Try to keep adequate oral hygiene as possible. If concerned see your dentist after 10 days or visit today for laser immediate amelioration. ...Read more

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What to do if I have a cold sore and a canker sore how do I heal it?

What to do if I have a cold sore and a canker sore how do I heal it?

Cold sores & Canker: Both of these lesions can be treated with a laser. Cold sores can be prevented with some new medications that are available with a prescription. Cankers can be prevented by relieving stress. ...Read more

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I had a cold sore and then it healed and i got another and a canker sore at the same time and now seem to be getting another cold sore near the other.

Underlying Sickness?: When you get a combination of oral sores like that right in a row, it's often an indication of an underlying illness. It can be something simple like poor diet, high stress, or poor sleep, or it can something more serious. In either case, you could benefit from seeing a doc and getting a physical/check-up. If there's something else wrong which is affecting your immune system, you should find out. ...Read more

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How do a blister/cold sore and a canker sore differ?

UUsually: Usually caused by herpes for cold sore and canker sore is usually autoimmune. Please see your dermatologist for evaluation and to discuss treatment options. ...Read more

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Is there a difference between a blister/cold sore and a canker sore?

Is there a difference between a blister/cold sore and a canker sore?

Cold vs Canker sore: A cold sore or fever blister typically occurs outside the mouth; around the lips, chin and just under the nose, and are caused by herpes simplex virus type 1. In the event that a cold sore occurs in the mouth, you'll see it on the gum or soft palate. Canker sores typically erupt inside the mouth; on the tongue, inner lip and lining of cheeks. Exact cause is unknown. ...Read more

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Please tell me, could vomiting a lot cause cold sore and canker sore ?

Please tell me, could vomiting a lot cause cold sore and canker sore ?

Possible: Vomiting can make your mouth sore because of the acids. You may have more canker sores because you are sick and your immune system is compromised. Cold sores are caused by herpes simplex. ...Read more

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I want to know what is the difference between a cold sore, a canker sore, and oral herpes?

I want to know what is the difference between a cold sore, a canker sore, and oral herpes?

Tough to explain in: Such a small space. Cold sore=oral herpes, both have viral etiology. Virus released from a dormant state due to stress/immune system breakdown and causes blisters. Canker sore is not of viral cause and related to trauma or immune system issues. All can hurt. Rx steroids for canker, not virus. Check w your dentist for treatment advice. ...Read more

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Is it normal if you get a canker sore or a cold sore for your lip to swell really bad?

Is it normal if you get a canker sore or a cold sore for your lip to swell really bad?

No, see doc soon...: Uncomplicated canker sore or cold sore of lip should run its uneventful course though expecting to suffer from topical pain. Topical undue swelling needs to be checked out ASAP to see if developing nearby soft tissue infection-cellulitis. To do things correctly, follow instructions in http://formefirst.com/eNewsletter06.html. Best wishes to health... ...Read more

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How to tell if this is a cold sore, canker sore, or just an irritated cut on my lip?

Canker, Cold, Cut?: You should be able to tell if it's a cut. For a thorough discussion of cold sores and canker sores see: http://www.Ada.Org/sections/scienceandresearch/pdfs/patient_48.Pdf. ...Read more

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Can you get cold sores INSIDE your mouth? Can't tell if I have a cold sore or canker sore, help!

Cold vs Canker sores: Cold sores are typically on the outside of your lips nose even eyes. Have a professional RX an antiviral for you.They may be pills or a salve or both. Compliance is the key to healing. Ensure you take the dose where youare supposed to. ...Read more

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Dr. Sandra Eleczko
513 doctors shared insights

Aphthous Stomatitis (Definition)

Are small, benign but painful ulcers of the mouth and throat. They generally resolve on their own in 10-14 days. There are various over the counter remedies that ...Read more


Dr. Daniel Rubenstein
629 doctors shared insights

Canker Sores (Definition)

A very common herpes virus ...Read more