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Doctor insights on: Canker Sore On The Inside Of The Cheek

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Small red purple spot in an enlarged papilla left cheek & a canker sore inside red cheek. I have allergies but overall feel fine. No trauma, feel ok?

Small red purple spot in an enlarged papilla left cheek & a canker sore inside red cheek. I have allergies but overall feel fine. No trauma, feel ok?

Oral surgeon: See an oral surgeon for evaluation/advice. Sometimes a significant problem has just started and can be treated effectively. ...Read more

Dr. Sandra Eleczko
517 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


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I have a canker sore on the inside of my cheek is it normal to feel numbness on the inside on my cheek?

I have a canker sore on the inside of my cheek is it normal to feel numbness on the inside on my cheek?

Common: Numbness not uncommon to experience around canker sore area. If the sore is in fact a canker sore, it should heal on its own in 10-14 days, typically. If you have not had the area checked, or the sore has been present more than 2 weeks however, please consult a dentist. ...Read more

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I have a painful canker sore on the inside of my cheek. Will amoxicillin be beneficial and assist with the healing? Or will dr do something else

I have a painful canker sore on the inside of my cheek. Will amoxicillin be beneficial and assist with the healing? Or will dr do something else

Canker sore: Canker sores are not an infection so antibiotics will not help them heal. It will heal in 7-10 days without treatment. Avoid acidic and spicy foods. ...Read more

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What should I do if I have a canker sore on the inside of my right cheek, I don't know how I got it but its making my whole mouth hurt. Is that normal?

7-10 days: Is normal time period for canker sores to spontaneously heal. Otc canker sore aids will help. See your dentist if it persists over 10 days. ...Read more

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I have this big canker sore on the inside of my right cheek & one in my throat. Is this normal?

I have this big canker sore on the inside of my right cheek & one in my throat. Is this normal?

No: Canker sore or more specifically aphthous ulcer can be prevented by avoiding a common foam detergent found in most toothpastes called sodium laurel sulfate. Switching to biotene or other toothpaste not containing this ingredient can be the cure in preventing this painful condition. During an episode, 2000 mg of lysine in divided doses per day can decrease the symptoms and time involved to heal. ...Read more

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I have small bump inside my cheek where canker sore used to be?

I have small bump inside my cheek where canker sore used to be?

Sure it was canker?: Aphthous stomatitis involving the common canker sore can occur in up to 15% of americans, and may involve some bacteria like staph epidermidis. However, similar-appearing aphthous ulcers can be seen with herpes, crohn's disease, and other systemic disorders, if you have multiple aphthous ulcers, frequently recurring ones. Or question about residual pathology please have the lesions checked out. ...Read more

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The area between my molars and cheek tissue is rough, tastes weird, and it hurts like a canker soar. The area is bigger than a canker sore though.?

The area between my molars and cheek tissue is rough, tastes weird, and it hurts like a canker soar. The area is bigger than a canker sore though.?

Cheek Tissue: P;ease see your dentist. This could be an abscess or a large canker sore. Your dentist will be able to determine which it is and solve the problem. Let us know how it turns out. ...Read more

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So I have dipped about a total of 10 times I have now stopped but I have one canker sore and two white dots and a bump in my cheek should I be worried?

So I have dipped about a total of 10 times I have now stopped but I have one canker sore and two white dots and a bump in my cheek should I be worried?

Take It Seriously: It's highly unlikely that you've developed a serious oral problem from using spit tobacco just 10 times. However, it's quite possible that you're having a bad reaction to the product. As with any mouth sore, redness, ulcer, etc., it should be checked by a dentist, oral surgeon, or ENT if it persists two weeks or more. It could still be a serious problem, which may/may not be related to the dip. ...Read more

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Can alcohol cause canker sores? I have an area that hurts between my molars and my cheek. But it seems too big to be a canker sore. Idk. Please help.

Can alcohol cause canker sores? I have an area that hurts between my molars and my cheek. But it seems too big to be a canker sore. Idk. Please help.

Possibly!: Alcohol is an irritant to mucosal tissue. Depends on your particular sensitivity and on the Proof of the drink and how many exposures to it you've had. What can cause a lesion for you may not for someone else. Be careful...there are other lesions that can mimic canker sores too. ...Read more

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Felt a tiny bump (about size of dot from fine-tip marker) on inside of cheek, thought it was canker sore but I looked & it's dark red. What could be?

Felt a tiny bump (about size of dot from fine-tip marker) on inside of cheek, thought it was canker sore but I looked & it's dark red. What could be?

Many things: Red areas like that are often somthing as simple as minor trauma, such as biting your cheek. A simple rule of thumb fir mouth lesions is anything that lasts more than two weeks needs evaluation by your dentist. The great majority of even the persistent lesions are benign but warrant a diagnosis. ...Read more

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Is if normal for my canker sore to hurt badly, it's located on my lower gumline by my gums. I can't push on my cheek. Help?

Is if normal for my canker sore to hurt badly, it's located on my lower gumline by my gums. I can't push on my cheek. Help?

Canker sores: Are not pleasant and can be very painful. Canker sore is the most common oral lesions. Individual ulcers typically last 1-2 weeks. The condition is idiopathic (the cause is not known) and recurrent aphthous ulcers are usually self-limiting. Your dentist may prescribe an antimicrobial mouth rinse corticosteroid ointment to control the pain and irritation. ...Read more

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I bit my cheek while I was eating then it became canker sore then when it was healing it had clear bubble with fluid in it.

I bit my cheek while I was eating then it became canker sore then when it was healing it had clear bubble with fluid in it.

Mucocele: Are painless thin little cysts; fluid filled sacs which have clear fluid due to the trauma. It will just rupture on their own, spontaneously, and then not come back. ...Read more

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I bit my inner cheek & think I have a canker sore. Its white/yellow/swollen. It hurts! Everything feels thrown off near itWhat can I do to help this?

I bit my inner cheek & think I have a canker sore. Its white/yellow/swollen. It hurts! Everything feels thrown off near itWhat can I do to help this?

Canker sores: Is the most common oral lesions. Most ulcers, infections will clear up by themselves within a week or two. You should see your GP or dentist if the ulcer gets worse or lasts for longer than 2 weeks. ...Read more

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I bit my cheek while I was eating then it became canker sore then when it was healing it had clear bubble with fluid it in and it's hurt like cankerso?

I bit my cheek while I was eating then it became canker sore then when it was healing it had clear bubble with fluid it in and it's hurt like cankerso?

Canker sores: Is the most common oral lesions. Most tongue ulcers, infections will clear up by themselves within a week or two. You should see your GP or dentist if the ulcer gets worse or lasts for longer than 2 weeks. Take care. ...Read more

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I have a canker sore on upper gum near cheek, and now have a pain at my jawline/neck on the same side. What can I do to treat the pain?

I have a canker sore on upper gum near cheek, and now have a pain at my jawline/neck on the same side. What can I do to treat the pain?

Pain: I am wondering if the pain you are experiencing is because of the pain of the canker sore. If you are not already, try one of the numbing pastes or liquid medicines that you apply directly to the sore several times a day. You can also take ibuprofen (label directions). ...Read more

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I have my wisdom tooth coming in a little crooked so it scraped the side of my cheek and created what I think is a canker sore. It's really bad....

I have my wisdom tooth coming in a little crooked so it scraped the side of my cheek and created what I think is a canker sore. It's really bad....

Might just be ulcer: Are you referring to your maxillary wisdom tooth? If it is erupting towards your cheek, then when you're closing your mouth, your pinching the mucosa between the tooth and the bone. Have that tooth taken out asap. As it continues to grow, you will no longer be able to close your mouth because of the pain... I've seen it so many times. ...Read more

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Can you tell me if a canker sore forming in my mouth, on the upper part of my right cheek and little red dots in your mouth, what to do?

Can you tell me if a canker sore forming in my mouth, on the upper part of my right cheek and little red dots in your mouth, what to do?

Is it a canker sore?: Get examined please. Canker sores are common aphthous ulcers of mouth that occur situationally, often in response to stressors, are bacterial or viral, ; can be treated topically with many otc products that reduce local discomfort ; potentially speed healing. However, oral/dental problems ; a number of systemic diseases cause canker sore-like lesions--crohn's, behcet's, std (sexually transmitted). ...Read more

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Hello! I am having a canker sore in the inner right cheek. It's pretty high, very near the teeth. When I touched it, it feels like a ganglion. What to do?

Hello! I am having a canker sore in the inner right cheek. It's pretty high, very near the teeth. When I touched it, it feels like a ganglion. What to do?

Is it painful?: How long have you had it? I recommend l-lysine (see image) ointment and to stay away from anything acidic (tomato sauce, citrus, etc) which can make the pain worse. Also, to prevent from biting it in your sleep, ointment + gauze and cover it at night. If it is not gone within a week please see a dentist to make sure this is what it is! ...Read more

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I have a a canker sore like formation on the inside of my cheek, however instead of forming a depression, its actually protruding. Is this cancer?

Signs, symptoms: See oral surgeon or ENT doc if you have any of these symptoms: Persistent mouth sore, persistent mouth pain, a lump or thickening in the cheek, a white/red patch on the gums, tongue, tonsil, or lining of the mouth, a sore throat, hoarseness or feeling that something is caught in the throat that does not go away, difficulty swallowing/chewing. ...Read more

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I have what I believe is a canker sore on my cheek. Are canker sores accompanied with tooth pain? When I try to eat it burns and hurts my teeth

I have what I believe is a canker sore on my cheek. Are canker sores accompanied with tooth pain? When I try to eat it burns and hurts my teeth

Please: Please see your Dentist for an informed diagnosis rather than just an "I believe." Once lesion properly identified, appropriate treatment can be administered. ...Read more

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I have a sore inside my mouth, on my cheek and it feels likea canker sore. However, it doesn't resemble with any of the pictures that I have looked up. Could it be cancer?

I have a sore inside my mouth, on my cheek and it feels likea canker sore. However, it doesn't resemble with any of the pictures that I have looked up. Could it be cancer?

Wide variation: It's nice to try to diagnose something yourself by looking at pictures on the internet, but you really need a trained professional to take a look and diagnose this. Canker sores (aphthous ulcers) can vary widely in size, appearance and number. ...Read more

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Can you have a canker sore on your gums? On the side near where the teeth are and not just the inner cheek, tongue, or inside of the lips?

Yes: Recurrent aphthous ulcers are very common on the soft tissue just below the margin of the gum tissue as opposed to a "cold sore" which are recurrent herpetic lesions which respond to Acyclovir or Valtrex (valacyclovir). They also look like blisters before since they have fluid inside them. Aphthous ulcers can recur in the same spots but do not develop a blister. An Rx for Kenalog in Orabase may help for pain. ...Read more

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Can u give head w a canker sore?

Can u give head w a canker sore?

No: Mucosa (mucous membranes) and skin are far lass effective at preventing disease transmission if damaged (open cuts, cold sore blisters, etc). You and your partner are at greater risk of disease transmission if you engage in sexual activity during outbreaks. ...Read more

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Had what looked like a canker sore/white head directly on bottom lip. Popped it and it went away. Not a cold sore. Usually get with chapped lips.?

See your dentist: See your dentist. You may have had an aphthous ulcer which is very similiar and not a cold sore. It appears on soft muscosal tissue and lasts for 3-7 days. It appears from stress and iatrogenic; unknown causes. It disappears usually after 7 days but, it is red and painful. Viscous Lidocaine rinses and Lidex (fluocinonide) cream topically applied to the area help. ...Read more

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White head directly on bottom lip. Not a blister. White not yellow. Comes when lips get chapped. Looks like canker sore but on outside of lip.

White head directly on bottom lip. Not a blister. White not yellow. Comes when lips get chapped. Looks like canker sore but on outside of lip.

See provider: Please consider seeing your health care provider to assess if the lesion needs medical treatment or surgical removal. ...Read more

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I have a canker sore on my tounge and I have white line on both cheeks no pain?

I have a canker sore on my tounge and I have white line on both cheeks no pain?

Be sure of diagnosis: Get examined please. Canker sores are common aphthous ulcers of mouth that occur situationally, often in response to stressors, are bacterial or viral, & can be treated topically with many otc products that reduce local discomfort & potentially speed healing. However, oral/dental problems & a number of systemic diseases cause canker sore-like lesions--crohn's, behcet's, std (sexually transmitted). ...Read more

Dr. Daniel Rubenstein
633 Doctors shared insights

Canker Sores (Definition)

A very common herpes virus ...Read more