Mouth ulcers


Definition

Mouth ulcers are sores or open lesions in the mouth.

Alternative Names

Oral ulcer; Stomatitis - ulcerative; Ulcer - mouth

Causes

This EM Should be displayed at the top of the article section "Causes"

Mouth ulcers are caused by many disorders. These include:

A skin sore caused by histoplasmosis may also appear as a mouth ulcer.

Symptoms

Symptoms will vary, based on the cause of the mouth ulcer. Symptoms may include:

Exams and Tests

Most of the time, a health care provider or dentist will look the ulcer and where it is in the mouth to make the diagnosis. You may need blood tests or a biopsy of the ulcer may be needed to confirm the cause.

Treatment

The goal of treatment is to relieve symptoms.

Outlook (Prognosis)

The outcome varies depending on the cause of the ulcer. Many mouth ulcers are harmless and heal without treatment.

Some types of cancer may first appear as a mouth ulcer that does not heal.

Possible Complications

Complications may include:

When to Contact a Medical Professional

Call your provider if:

Prevention

To help prevent mouth ulcers and complications from them:

References

Daniels TE, Jordan RC. Diseases of the mouth and salivary glands. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 25th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 425.

Mirowski GW, Leblanc J, Mark LA. Oral disease and oral-cutaneous manifestations of gastrointestinal and liver disease. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger and Fordtran's Gastrointestinal and Liver Disease. 10th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 24.

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