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Doctor insights on: Mouth Sores Causes

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Nephritis, mouth sores caused by a molar pregnancy or metotrexate?

Nephritis, mouth sores caused by a molar pregnancy or metotrexate?

Methotrexate: Methotrexate in high doses can cause be toxic to the kidney, causing kidney injury. The term "nephritis" is usually reserved for a specific disease process rather than drug-induced damage. Methotrexate is a well-known cause of mucositis or mouth sores. ...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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Can I give my 2 year old daughter malox and Benadryl (diphenhydramine) mixed for mouth sores cause of hand foot and mouth? She weighs 29 pounds.

Can I give my 2 year old daughter malox and Benadryl (diphenhydramine) mixed for mouth sores cause of hand foot and mouth? She weighs 29 pounds.

See below: This is a virus and the combination of these medications will only sedate your child. This condition simply requires time to run it's course and it will go away. ...Read more

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Can I give my 2 year old daughter malox and Benadryl (diphenhydramine) mixed for mouth sores cause of hand foot and mouth? She weighs 29 pounds.

Can I give my 2 year old daughter malox and Benadryl (diphenhydramine) mixed for mouth sores cause of hand foot and mouth? She weighs 29 pounds.

I would not: To get the exact answer, check with your local pharmacist and he can calculate what dosage would be correct, if any, for your daughter as per her age and weight. ...Read more

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What causes mouth sores to reoccur?

What causes mouth sores to reoccur?

Depends: That all really depends on the type of sore. Sores can occur for a variety of reasons, trauma, viral infection, autoimmune response, bacterial infection, chronic irritation, and so on. My best guess is that you are referring to canker sores. These are usually caused by reaction to some type of food or stress. They are autoimmune reactions and sometimes are severe enough to require meds. ...Read more

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Does Crohn's disease cause mouth sores?

Does Crohn's disease cause mouth sores?

Yes: Crohn's disease can cause mouth sores similar to canker sores (aphthous ulcers). Crohn's disease can affect the digestive tract, anywhere from the mouth to the anus. ...Read more

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Can euflexxa injections cause mouth sores?

Can euflexxa injections cause mouth sores?

Not commonly: Euflexxa, sodium hyaluronate, is commonly used as injections for osteoarthritis of the knee. It does not commonly cause mouth sores as a side effect. I would as your prescribing doctor if you have concerns or suspect you are developing sores with administration of the drug. It is possible to have an allergic reaction although it more commonly presents as an anaphylaxis as opposed to just sores. ...Read more

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Can liver damage cause mouth sores?

Can liver damage cause mouth sores?

Cause is not known: 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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Could smoking weed cause mouth sores?

Could smoking weed cause mouth sores?

Possibly: I wouldn't rule it out. The heat, drying, and smoke irritation may be enough to cause sores in your case. ...Read more

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Can stress and smoking and also not eating and drinking cause mouth sores.

Mouth or lip: sores may be indication of a viral infection. Stress and not eating or taking care of yourself can certainly put you at risk for viral illnesses/infections ...Read more

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Can drinking excessive alcohol cause mouth sores?

Can drinking excessive alcohol cause mouth sores?

No: No direct cause. However alcoholics are often deficient in essential minerals and vitins which can then lead to doers in theough or tongue. ...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