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Doctor insights on: Canker Sore Vs. Oral Cancer

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How do you tell the difference between a canker sore and oral cancer?

How do you tell the difference between a canker sore and oral cancer?

Time and/or Biopsy: A canker sore wil go away in a short period of time (usually days). Oral cancer won't. Only definite way to know is with a biopsy. ...Read more

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Dr. Barry Rosen
3,820 doctors shared insights

Cancer (Definition)

An uncontrolled cell growth leading to invasion and metastases is what cancer is defined as. It produced abnormal growth of cells which acquire destructive properties causing serious threat to host's life, unless it can be removed or destroyed by ...Read more

Dr. Maziar Rezvani
Board Certified, Allergy and Immunology
15 years in practice
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Can you tell me how to know the difference between a canker sore and oral cancer?

Can you tell me how to know the difference between a canker sore and oral cancer?

Pain: A canker sore is usually painful but likely will resolve in 10-15 days. Oral cancer is usually not painful until later stages. It can have many different appearances so it's not easy to diagnose visually. It will not resolve in 2 weeks. See a dentist, oral surgeon, or periodontist if the lesion is present for more than 2 weeks regardless of how it feels. ...Read more

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Dr. Maziar Rezvani
Board Certified, Allergy and Immunology
15 years in practice
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Treating Canker Sores (Checklist)

Check to see if your recurrent canker sores are tied to stomach reflux
Once
Consider trying an "SLS-free" toothpaste. You could have an allergy.
Once
If a sore doesn't heal within 2 weeks, have it checked by your doctor
Once
Try to sleep well and manage stress as they can cause flares
Once
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What can be the difference in a canker sore and what oral cancer looks like?

What can be the difference in a canker sore and what oral cancer looks like?

Canker sore: See the adjoining photo to see what a canker sore looks like. It's gone in 2 weeks at most. If you want to see what oral cancer looks like, do a google search as you will probably find at least a thousand pictures ; they all look different base on type, size, location and duration. If you have any lesion, especially one that last more than two weeks, see an oral surgeon for a definitive diagnosis. ...Read more

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Is a canker sore that is not white oral cancer?

Is a canker sore that is not white oral cancer?

Not likely: Oral cancer is progressive. Most abnormalities in the oral cavity come and go. If you have an abnormal area that lasts for more than three weeks you should have someone examine it. You can reduce your risk of oral cancer by not smoking, not chewing tobacco, not drinking too much alcohol. ...Read more

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Treating Canker Sores (Checklist)

Try OTC products for canker sores
Once
Treat canker sores early
Once
If OTCs don't work, see a dentist for diagnosis and treatment
Once
Board Certified, Allergy and Immunology
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I dipped for 2 years and the other day I got a bump. It got bigger till it turned into what looks like a canker sore. But not white.Oral cancer?

I dipped for 2 years and the other day I got a bump. It got bigger till it turned into what looks like a canker sore. But not white.Oral cancer?

You should see MD: You should see an oral surgeon and have it biopsied. Absolutely, need to rule out oral cancer. Nowadays incidence of oral cancer is increasing and this is related to hpv infection. ...Read more

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Treating Canker Sores (Checklist)

Reduce stress
Once
Apply OTC oral pain gel to help relieve pain
Once
Ask your dentist about topical steroids for severe canker sores
Once
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I have a canker sore for 6 months and it has not healed. Is it oral cancer? It is located on ground of my lips and does not hurt.

I have a canker sore for 6 months and it has not healed. Is it oral cancer? It is located on ground of my lips and does not hurt.

Not likely but it: needs to be examined. It is not feasible to provide a more informed opinion, without examining the lesion. It would be prudent to see your doctor or dentist. ...Read more

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Dr. Sandra Eleczko
466 doctors shared insights

Aphthous Stomatitis (Definition)

Aphthous stomatitis is also known as Canker sore. 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. Liawaty Ho
415 doctors shared insights

Mouth Cancer (Definition)

Mouth cancer is cancer of the tissues of the mouth, such as the tongue, or inner surface of the cheek. People who smoke or drink excessively have a higher risk ...Read more

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Dr. Maziar Rezvani
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