impact to the head from an outside force, without any skull fracture or displacement.
The great majority of civilian head injuries are 'closed'. These are injuries in which the head has undergone a rapid change in velocity and has therefore been severely 'shaken about'. It should be distinguished from PENETRATING HEAD INJURY (qv) in which the skull is penetrated by a missile (eg bullet, shrapnel, other flying object).
Damage to the brain that is not accompanied by a penetrating injury (such as a bullet that pierces the skull). CHI usually causes diffuse damage to the brain.
Trauma to the brain in which the skull remains intact.
brain injury resulting from coup-contra coup, acceleration or deceleration injury. Classified as severe, moderate, or mild based on the degree to which consciousness is impaired immediately after injury. According to Clifton (1989), severe head injury has been defined as coma for longer than six hours. Concussion defines mild head injury. Secondary damage in CHI includes widespread or localized edema as well as slowly developing hemorrhages (Ylvisaker and Szekeres, 1994, in Chapey, 1994).
A bouncing motion of the brain that results from a blow to the head or severe shaking that does not penetrate the skull or brain tissue. This bouncing motion can cause tearing, shearing or stretching of the nerves at the base of the brain, blood clots, edema (swelling) and even death.
a classification of a head injury
an injury to brain that is not caused by a penetrating wound
an injury where the skull stays intact
a specific type of a head injury in which the skull is " Massachusetts Attorneys
a specific type of a head injury in which the skull is not penetrated
Trauma to the head that does not penetrate the skull but that results in injury to the brain.
Trauma to the head, which does not fracture or penetrate the skull but severely shakes the brain and may result in brain damage. This can occur as a result of an auto accident, sports injury, fall, assault, work related, accident at home, or from a bullet wound.
A closed head brain injury is when there is trauma to the brain that does not result in a skull fracture.
An injury to the head or brain which does not damage the skull.
trauma to the head regardless of severity. Also see Traumatic Brain Injury, Minor Head Injury and Concussion.
Trauma to the head which doesn’t penetrate or fracture the skull but which damages the brain.
an injury that occurs when the head suddenly and violently hits an object but the object does not break through the skull.
Damage to the brain where there is no penetration from the scalp or skull through to the brain tissue. Often there is no injury to scalp or skull.
