Aphthous ulcer
A small sensitive painful ulcer crater in the lining of the mouth. Commonly called a canker sore. Aphthous ulcers are one of the most common problems that occur in the mouth. About 20% of the population (1 in 5 people) have aphthous ulcers at any given time. Aphthous ulcers typically last for 10-14 days and they heal without leaving a scar. There are many possible causes of aphthous ulcers. Often the cause is unknown. For a full article, see Canker sores (Aphthous ulcers).

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a small ulcer, occurring singly or in groups in the mouth as white or red spots; their cause is unknown. Treatment is with topical tetracycline or topical corticosteroids.

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the ulcerative lesion on the oral mucosa seen in recurrent aphthous stomatitis.

Medical dictionary. 2011.

Look at other dictionaries:

  • Aphthous ulcer — Infobox Disease Name = Aphthous ulcer Caption = Mouth ulcer on the lower lip DiseasesDB = ICD10 = ICD10|K|12|0|k|00 ICD9 = ICD9|528.2 ICDO = OMIM = MedlinePlus = 000998 eMedicineSubj = ent eMedicineTopic = 700 eMedicine mult = eMedicine2|derm|486 …   Wikipedia

  • aphthous ulcer — noun An ulcer in the mouth, caused by a break in the mucous membrane. Syn: canker sore, mouth, ulcer, aphthous stomatitis, Suttons Disease …   Wiktionary

  • aphthous ulcer — a small ulcer, occurring singly or in groups in the mouth as white or red spots; their cause is unknown. Treatment is with topical tetracycline or topical corticosteroids …   The new mediacal dictionary

  • aphthous ulcer — noun a blister on the mucous membranes of the lips or mouth or gastrointestinal tract • Hypernyms: ↑ulcer, ↑ulceration …   Useful english dictionary

  • Major aphthous ulcer — Classification and external resources ICD 9 528.2 Major aphthous ulcer (also known as Periadenitis mucosa necrotica recurrens [1]) is a condition of the oral mucosa characterized by a painful, shotlike nodule on the inner lip, buccal mucosa, or… …   Wikipedia

  • Ulcer — An area of tissue erosion, for example, of the skin or lining of the gastrointestinal (GI) tract. Due to the erosion, an ulcer is concave. It is always depressed below the level of the surrounding tissue. Ulcers can have diverse causes. Ulcers on …   Medical dictionary

  • ulcer — n. 1) a break in an epithelial surface. 2) a break in the skin extending to all its layers, or a break in the mucous membrane lining the alimentary tract, that fails to heal and is often accompanied by inflammation. Of the many types of skin… …   The new mediacal dictionary

  • Ulcer, aphthous — A small sensitive painful ulcer crater in the lining of the mouth. Commonly called a canker sore. Aphthous ulcers are one of the most common problems that occur in the mouth. About 20% of the population (1 in 5 people) have aphthous ulcers at any …   Medical dictionary

  • aphthous — [ afθəs] adjective Medicine denoting a small ulcer of a kind occurring in the mouth or on the tongue. Origin C18: via L. from Gk, related to haptein set on fire …   English new terms dictionary

  • Mouth ulcer — Oral ulcer Classification and external resources Aphthous ulcer on the lower lip ICD 9 528.9 …   Wikipedia

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