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13,053 entities in this category
Concept
The bones (vertebrae) that form the spine (backbone) are cushioned by small, round, flat discs. When these discs are damaged from an injury, normal wear and tear, or disease, they may bulge or break open. This is called a herniated or slipped disc. If the herniated disc presses on a nerve root (pinched nerve), it...
Concept
Herpangina is a viral infection that causes sore throat and pus-filled sores on the throat, tongue, tonsils, and roof of the mouth. The illness is not serious and often goes away in less than a week.
Concept
Herpes simplex is a virus that can cause painful blisters and sores. The virus usually affects the skin and the thin layers of tissue that moisten, lubricate, and protect certain parts of the body (mucous membranes). The two main types of herpes simplex viruses are type 1 (HSV-1) and type 2 (HSV-2). Both types of...