Mouth Ulcers

Mouth ulcers or similar mouth lesions have a variety of causes. Severity ranges from mild to life-threatening (e.g. oral cancer). Occasional mouth ulcers are fairly common often without a clear cause (perhaps the person has unknowingly bitten the ...

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Causes

Causes of mouth ulcers or mouth lesions include:

  • Mouth injury
  • Tongue injury
  • Tongue biting injury from teeth (mouth biting the
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Related Symptom Topics

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Related Disease and Condition Topics

Read about these medical conditions related to Mouth Ulcers:

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.