Definition

Head injury refers to any damage to the scalp, skull, or brain. There are two general categories of head injuries: closed and penetrating. A closed head injury is one in which the skull is not broken open. For example, a boxer who receives a blow to the head may experience brain damage even though the skull is not damaged. This is a closed head injury. In a penetrating injury, the skull is broken open. For example, a bullet wound to the brain causes damage to the skull as well as to the brain. It is classified as a penetrating head injury. Both closed and penetrating head injuries can cause damage that ranges from mild to very serious. In the most severe cases, head injury can result in death.

Description

Head injuries can take many forms. These include skull fractures (broken bones in the skull), blood...