CLINICAL MEDICINE

MEDICINE

NEUROLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What type of injury often results from blunt force trauma?
A
Coup or coup-contra-coup
B
Epidural haematoma
C
Penetrating injury
D
Subarachnoid haemorrhage
Explanation: 

Detailed explanation-1: -Coup and contrecoup injuries are associated with cerebral contusions, a type of traumatic brain injury in which the brain is bruised.

Detailed explanation-2: -Blunt force trauma to the head can occur from any situation in which the victim’s head collides with a surface or object or when a flying or falling object strikes the victim’s head. This type of injury can easily result in a concussion, skull fracture, and a penetrating injury that physically injures the brain.

Detailed explanation-3: -Contrecoup injuries classically occur when the moving head (brain) strikes a stationary object; whereas, a coup injury is associated with a moving object impacting a stationary head.

Detailed explanation-4: -With enough force, blunt force trauma to the head can lead to a concussion or traumatic brain injury. In 2020, approximately 64, 000 people died from traumatic brain injuries in the U.S., according to the CDC (Centers for Disease Control and Prevention).

Detailed explanation-5: -The cause of a coup contrecoup injury usually involves the rapid acceleration and deceleration of the brain. Due to this sudden movement, the brain collides with the skull, disrupting and potentially damaging neurons, blood vessels, axons, and other important neural structures.

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