What is the definition or description of: mouth ulcers?

Open sore: An oral ulceration is an open sore in the mouth.

Sores in the mouth: Canker sores, leukoplakia, oral cancer, lichen planus and thrush can all be considered mouth ulcers. The most common is canker sores, also calles aphthous ulcers. They can last about 7-10 days. If you have an unhealing sore, it is important to have a dentist or md check it for other possible causes, such as thrush or oral cancer, which need medical attention.

Open sores: Ulcers refer to area of broken membrane (i.e.Skin) that exposes the underlying tissue creating a problem. This can occur in any number of places including the mouth, stomach or colon as well as elsewhere on exposed skin.

Breakdown: It happens when there is a breakdown of structure on the oral mucosa. This can be from stress or trauma. Ulcers are bacterial in nature. They will usually resolve in about 10 days to 2 weeks.

Open sore: 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 a form of herpes.

Sores in mouth: Oral ulcers are round or irregularly shaped areas where the tissue lining the oral cavity has been interrupted. These may be due to viruses, an autoimmune disease, some types of allergies or other reasons. The ulcers are usually quite sore until new tissue grows over the area. They can be made to be more comfortable with topical anesthetics (or other agents) until healing occurs.