Encyclopedia > Ulcer

Article Content

Ulcer

An ulcer is an open sore caused by bacterial infection of the skin or mucous membrane.

Specific types:

gastric ulcer
mouth ulcer

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Thomas a Kempis

... appeared in Italian (Venice, 1488, Milan 1489), Spanish (Seville, 1536), Arabic (Rome, 1663), Armenian (Rome, 1674), Hebrew (Frankfort, 1837), and other ...