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Doctor insights on: Internal Mouth Sores

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I suffer from mouth sores very frequently. At the moment I have sores on the inner side of lips and on inner side of teeth?

I suffer from mouth sores very frequently. At the moment I have sores on the inner side of lips and on inner side of teeth?

Oral ulcers: Small painful ulcers inside the mouth often are aphthous stomatitis (canker sores) or herpes, but there is a long list of conditions that have oral ulcers. Some of these conditions have both oral ulcers and genital ulcers. This needs a workup including herpes cultures, levels of iron, vitamins particular b6 and b12, folic acid, and a thorough history and physical exam to rule out other causes. ...Read more

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Dr. David Schleimer
248 doctors shared insights

Mouth Sores (Definition)

A canker sore is a painful, open sore in the mouth. Canker sores are white or yellow and surrounded by a bright red area. They are benign (not cancer). Canker sores can run in families. They may also be linked to problems with the body's immune (defense) system. The sores may occur after a mouth injury due to dental work, aggressive tooth cleaning, or biting the tongue or cheek. Canker sores can be triggered by emotional stress, dietary deficiencies (especially iron, folic acid, or vitamin B-12), menstrual periods, hormonal changes, food allergies, and similar situations. They occur most commonly with viral infections. In some cases, the cause can not be identified. Treatment is usually not necessary. In most cases, the canker sores ...Read more


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I have a sore on my inner lip, and it looks a lot like the HIV mouth sores that I've seen before. I've been super worried all day about it! ?

Suspicious sore?: Regardless the cause... I would advise you to have the sore in your mouth examined by a dentist or dental specialist (e.g. oral surgeon, OFP). Any suspicious sore that does not resolve itself in 2-3 weeks should be evaluated. In the meantime, quit smoking. ...Read more

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I noticed for past two years I'm having many times of mouth sores although since I was a kid I'm already prone to mouth sores, is it normal?

Mouth sores: There are many different types of mouth sores, with many different causes. Your sores will have to be seen, evaluated, and possibly biopseyed, to determine if the cause is viral, bacterial, fungal, from trauma, burns, systemic disease, etc. Please see hyour Dentist when the sores are active. Referral to an Oral Surgeon may be in order. ...Read more

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I have 2 mouth sores on the right side of my mouth and i keep tasting something metallic and bitter what can that be?

Infection or Leak: If you don't have anything in your mouth, tasting anything different is abnormal. Please see your dentist asap. Simple x-ray exam will likely reveal the reason for the bad taste in your mouth. You may be tasting pus, which is a result of infection in the gum or bone or tooth. You may also have a tooth with decay under leaky filling. Treatment is simpler if you see a doctor sooner: call a dentist! ...Read more

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After having my third euflexxa shot i started getting mouth sores that last 3 weeks. What can you tell me about this.?

After having my third euflexxa shot i started getting mouth sores that last 3 weeks.  What can you tell me about this.?

See below: Euflexxa injections side effects have been claimed to be minimal. However, there are a few .Incidences of localized swelling and pain at injection site. Tenderness or pain accompanied by itching, skin redness and flushing, feelings of dizziness, itchy hives, nasal congestion, i would think you need to get supplements to build up your immune system for more info contact me zeines @aol.Com. ...Read more

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I have 2 mouth sores on the right side of my mouth and i keep tasting something metallic and bitter can you please explain these symptoms?

I have 2 mouth sores on the right side of my mouth and i keep tasting something metallic and bitter can you please explain these symptoms?

Metallic ; Bitter: Gum disease, hormonal changes, blood or discharge from the sores, your medications, not drinking enough water, nasal discharge... The list continues, but not all may be your answer. To find the true cause, please see a dentist, or doctor, or both. Metallic, bitter tastes may be temporary ; insignificant, or they may indicate the beginning of something serious in the mouth or body. Best examined! ...Read more

Mouth (Definition)

Mouth (mouth) " n. Pl. Mouths 1. A. The body opening through which an animal takes in food. B. The cavity lying at the upper end of the alimentary canal, bounded on the outside by the lips and inside by the oropharynx and containing in higher vertebrates the tongue, gums, and teeth. C. This cavity regarded as the source of sounds and speech. D. The opening to any cavity or canal ...Read more


Mouth Ulcers (Definition)

A mouth ulcer is an open sore in the mouth. Two common types are aphthous ulcers ("canker sores") and cold sores (fever blisters, oral herpes). Cold sores around the lip are caused by viruses, in which some ulcers are ...Read more