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In head injury, a coup injury occurs under the site of impact with an object, and a contrecoup injury occurs on the side opposite the area that was hit. [1] Coup and contrecoup injuries are associated with cerebral contusions, [2] a type of traumatic brain injury in which the brain is bruised. Coup and contrecoup injuries can occur individually ...
Damage may occur directly under the site of impact, or it may occur on the side opposite the impact (coup and contrecoup injury, respectively). [65] When a moving object impacts the stationary head, coup injuries are typical, [67] while contrecoup injuries are usually produced when the moving head strikes a stationary object. [68]
In coup injuries, the brain is injured directly under the area of impact, while in contrecoup injuries it is injured on the side opposite the impact. Contusions occur primarily in the cortical tissue, especially under the site of impact or in areas of the brain located near sharp ridges on the inside of the skull.
Risk of injury or death is traditionally required to count coup. [4] Escaping unharmed while counting coup is traditionally considered a higher honor than being wounded in the attempt. [1] After a battle or exploit, the people of a band gathered to recount their acts of bravery. Coups have been recorded by putting notches in a coup stick. [1]
Coup injury. A concussion is a form of a mild traumatic brain injury (TBI). This injury is a result due to a blow to the head that could make the person's physical, cognitive, and emotional behaviors irregular. Symptoms may include clumsiness, fatigue, confusion, nausea, blurry vision, headaches, and others. [7]
In contrast to Post-Traumatic Stress Disorder, which springs from fear, moral injury is a violation of what each of us considers right or wrong. The diagnosis of PTSD has been defined and officially endorsed since 1980 by the mental health community, and those suffering from it have earned broad public sympathy and understanding.
In a severe cervical acceleration–deceleration syndrome, a brain injury known as a coup contrecoup injury occurs. A coup contrecoup injury occurs as the brain is accelerated into the cranium as the head and neck hyperextend, and is then accelerated into the other side as the head and neck rebound to hyper-flexion or neutral position.
"I think I was only there the first day. Maybe I made it to day two," she added. "We did the read-throughs and they staged it, and then they're like, we better get somebody else."